Credits

Photo credits

All but 185 of the 934 species and article photographs on this site come from Wikimedia Commons contributors, used under the Creative Commons licenses they chose (or as public-domain works where marked). The other 185 are the nursery's own, on 31 plant pages, 71 articles, 9 pages of common natives we do not grow and the About page, credited to Blue Whale Trees in the tables below. Each Commons photo below links to its author, license and source page. Our thanks to the photographers.

Licenses in use: CC BY 2.0, CC BY 2.5, CC BY 3.0, CC BY 3.0 US, CC BY 4.0, CC BY-SA 2.0, CC BY-SA 2.5, CC BY-SA 3.0, CC BY-SA 3.0 RS, CC BY-SA 4.0, CC0, Public domain. 749 of the 934 photographs come from Wikimedia Commons, and 185 are the nursery's own.

Photo	Plant	Author	License	Source
	Alabama Azalea Alabama azalea (Rhododendron alabamense) white flowers with a yellow blotch and long stamens	阿橋 HQ	CC BY-SA 2.0, cropped	Wikimedia Commons
	Alabama Croton Alabama croton (Croton alabamensis), Texas variety, a dense leafy shrub at a woodland edge	TDogg310	CC0	Wikimedia Commons
	Alabama Snow-wreath Alabama snow-wreath (Neviusia alabamensis) clusters of feathery white flowers with no petals among leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Alderleaf Buckthorn Alderleaf buckthorn (Rhamnus alnifolia) glossy, deeply veined leaves with finely toothed edges	Robert H. Mohlenbrock	Public domain	Wikimedia Commons
	Allegheny Chinquapin Allegheny chinquapin (Castanea pumila) branch in late May, insects on its pale catkins over toothed leaves backed with white	Blue Whale Trees	—	—
	Allegheny Plum Allegheny plum (Prunus alleghaniensis) engraving of a leafy branch with flowers and a cluster of plums	Charles Edward Faxon	Public domain	Wikimedia Commons
	Allegheny Serviceberry Allegheny serviceberry (Amelanchier laevis) leaf held against the smooth, striped gray bark of a trunk	Robert H. Mohlenbrock	Public domain	Wikimedia Commons
	American Basswood (Linden) American basswood (Tilia americana) pale yellow flower clusters hanging under strap-shaped bracts	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	American Beautyberry American beautyberry (Callicarpa americana) stem in early fall, its berry clusters turning green to violet	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	American Beech American beech (Fagus grandifolia) shoot in late May, its toothed new leaves with straight parallel veins, wet with rain	Blue Whale Trees	—	—
	American Bittersweet American bittersweet (Celastrus scandens) orange capsules split open to show scarlet seed coats on a twig	M. O'Hearn, USDA ARS	Public domain	Wikimedia Commons
	American Chestnut American chestnut (Castanea dentata) sprouts with long toothed leaves rising beside an older stem the blight has cut back	Blue Whale Trees	—	—
	American Crabapple American crabapple (Malus coronaria) blossom, white petals and pink buds, in spring	Cbaile19	CC0	Wikimedia Commons
	American Elm American elm (Ulmus americana) old tree with long arching limbs over a lawn in Quebec City	Cephas	CC BY-SA 4.0, cropped	Wikimedia Commons
	American Fly Honeysuckle American fly honeysuckle (Lonicera canadensis) pairs of bright red berries on a leafy stem	Superior National Forest	CC BY 2.0, cropped	Wikimedia Commons
	American Hazelnut American hazelnut (Corylus americana) leaves, doubly toothed and heart-shaped at the base	U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	American Holly, select line American holly (Ilex opaca) branch in late May, glossy, spiny-toothed leaves and clusters of red berries, more holly behind	Blue Whale Trees	—	—
	American Hornbeam (Musclewood) American hornbeam (Carpinus caroliniana) trunk, smooth and gray with the sinewy ridges that give it the name musclewood	Blue Whale Trees	—	—
	American Mountain Ash American mountain ash (Sorbus americana) cluster of orange-red berries above pinnate leaves	Bruce Marlin	CC BY-SA 2.5, cropped	Wikimedia Commons
	American Persimmon American persimmon (Diospyros virginiana) young plant seen from above in dry grass, its newest leaves flushed red-bronze	Blue Whale Trees	—	—
	American Plum American plum (Prunus americana) clusters of white blossom on young stems in a prairie	National Park Service	Public domain	Wikimedia Commons
	American Smoketree American smoketree (Cotinus obovatus) branches with rounded leaves and airy pink flower plumes	Charles T. Bryson	Public domain	Wikimedia Commons
	American Snowbell American snowbell (Styrax americanus) shrub in bloom, dotted with small white bell flowers	James Steakley	CC BY-SA 3.0, cropped	Wikimedia Commons
	American Wisteria American wisteria (Wisteria frutescens) lavender flower clusters hanging among young leaves on a climbing vine	Bearerofthecup	Public domain	Wikimedia Commons
	Arkansas Oak Arkansas oak (Quercus arkansana) branch of broad, round-tipped leaves in an Arkansas woodland	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Arrowwood Viburnum Arrowwood viburnum (Viburnum dentatum) in early September, blue-black berry clusters among toothed leaves	Dan Keck	CC0	Wikimedia Commons
	Ashe's Magnolia Ashe's magnolia (Magnolia ashei) creamy white flower opening among its huge pale green leaves	EvaK	CC BY-SA 2.5, cropped	Wikimedia Commons
	Atlantic White Cedar Atlantic white cedar (Chamaecyparis thyoides) sprays of scale-like foliage with small, open brown cones	John B.	CC BY 2.0, cropped	Wikimedia Commons
	Bald Cypress Bald cypress (Taxodium distichum) buttressed trunk with fibrous bark, its knees rising from the brown water of a swamp	Blue Whale Trees	—	—
	Balsam Fir Balsam fir (Abies balsamea) upright purplish cones beaded with white resin on a branch tip	Cephas	CC BY-SA 3.0, cropped	Wikimedia Commons
	Balsam Poplar Balsam poplar (Populus balsamifera) fresh leaves and a red male catkin on a smooth gray trunk	Cephas	CC BY-SA 4.0, cropped	Wikimedia Commons
	Bartram's Serviceberry Bartram's serviceberry (Amelanchier bartramiana) dark purple pear-shaped fruits among green leaves	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Beach Plum Beach plum (Prunus maritima) shrub covered in white flowers in spring	David J. Stang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Beaked Hazelnut Beaked hazelnut (Corylus cornuta) bristly green husks drawn out into long beaks among toothed leaves	Fungus Guy	CC BY-SA 3.0, cropped	Wikimedia Commons
	Bear Huckleberry Bear huckleberry (Gaylussacia ursina) line drawing of a leafy shoot with hanging bells and berries	Marian Ellis Rowan	Public domain	Wikimedia Commons
	Bear Oak (Scrub Oak) Bear oak (Quercus ilicifolia) leaves, small with a few shallow lobes, seen from above	Richtid	CC BY-SA 3.0, cropped	Wikimedia Commons
	Bebb's Willow Bebb's willow (Salix bebbiana) female catkins of long-stalked seed capsules above veined leaves	Matt Lavin	CC BY-SA 2.0, cropped	Wikimedia Commons
	Bigleaf Magnolia Bigleaf magnolia (Magnolia macrophylla) open white flower with purple blotches among its huge leaves	Plant Image Library	CC BY-SA 2.0, cropped	Wikimedia Commons
	Bigleaf Snowbell Bigleaf snowbell (Styrax grandifolius) sprays of white bell flowers with yellow stamens beside a broad leaf	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Bigleaf Witch Hazel Bigleaf witch hazel (Hamamelis ovalis) red ribbon-like flowers along a bare winter branch	Shuvaev	CC BY-SA 4.0, cropped	Wikimedia Commons
	Bitternut Hickory Bitternut hickory (Carya cordiformis) two green nuts with winged husk seams among the leaves	Plant Image Library	CC BY-SA 2.0, cropped	Wikimedia Commons
	Black Cherry Black cherry (Prunus serotina) glossy toothed leaves and drooping spikes of small white flowers	Ryan Hodnett	CC BY-SA 4.0, cropped	Wikimedia Commons
	Black Chokeberry Black chokeberry (Aronia melanocarpa) black fruit on bare twigs in late fall	Jason Zhang	CC BY-SA 3.0, cropped	Wikimedia Commons
	Black Elderberry Black elderberry (Sambucus canadensis), a single young green cane in the woods, its compound leaves in opposite pairs	Blue Whale Trees	—	—
	Black Gum (Tupelo) Black gum (Nyssa sylvatica) in late September, a cluster of blue-black fruit on red stalks among glossy leaves spotted purple	Blue Whale Trees	—	—
	Black Hickory Black hickory (Carya texana) cluster of three green husked nuts among the leaves in summer	Kathy McAleese	CC BY 4.0, cropped	Wikimedia Commons
	Black Huckleberry Black huckleberry (Gaylussacia baccata) single dark berry among glossy leaves	Steven G. Johnson	CC BY-SA 3.0, cropped	Wikimedia Commons
	Black Locust Black locust (Robinia pseudoacacia) hanging clusters of white pea flowers among its pinnate leaves	Cephas	CC BY-SA 4.0, cropped	Wikimedia Commons
	Black Maple Black maple (Acer nigrum) drooping three-lobed leaves on a sunlit branch in summer	Chris Light	CC BY-SA 4.0, cropped	Wikimedia Commons
	Black Oak Black oak (Quercus velutina) leaves in late May, broad and shallowly lobed, spread over a fallen log, laurel in bloom behind	Blue Whale Trees	—	—
	Black Walnut Black walnut (Juglans nigra) crown and compound leaves seen from below	R. A. Nonenmacher	CC BY-SA 4.0, cropped	Wikimedia Commons
	Blackhaw Viburnum Blackhaw (Viburnum prunifolium) leaves, finely toothed with red stalks	Robert H. Mohlenbrock	Public domain	Wikimedia Commons
	Blackjack Oak Blackjack oak (Quercus marilandica) broad, glossy leaves with shallow lobes at the tip, wet with rain in May, a field behind	Blue Whale Trees	—	—
	Bladdernut Bladdernut (Staphylea trifolia) white bell-shaped flowers hanging among three-parted leaves	Jerzy Opioła	CC BY-SA 4.0, cropped	Wikimedia Commons
	Blue Ash Old blue ash (Fraxinus quadrangulata) with a spreading crown in a park	Mason Brock	Public domain	Wikimedia Commons
	Blue Ridge St. John's-wort Blue Ridge St. John's-wort (Hypericum buckleyi) low mat of golden flowers spilling against a granite rock	Fortune_urno	CC BY-SA 4.0, cropped	Wikimedia Commons
	Blueberry Hawthorn Blueberry hawthorn (Crataegus brachyacantha) painting of white flower clusters and blue-black haws	Marian Ellis Rowan	Public domain	Wikimedia Commons
	Bluejack Oak Bluejack oak (Quercus incana) twig tip of narrow, untoothed blue-green leaves with pale undersides	Homoarborea	CC0	Wikimedia Commons
	Bluff Oak Bluff oak (Quercus austrina) branch of shallowly lobed leaves with ripening acorns against a pale sky	Doug Goldman	CC BY 4.0, cropped	Wikimedia Commons
	Bog Spicebush Bog spicebush (Lindera subcoriacea) twigs with bright red and green oval fruit among the leaves	Kenneth L. Gordon	Public domain	Wikimedia Commons
	Bottlebrush Buckeye Bottlebrush buckeye (Aesculus parviflora) shrub in bloom with upright white flower spikes	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Box Huckleberry Box huckleberry (Gaylussacia brachycera) glossy evergreen leaves and young berries on a wild stem	Mason Brock	Public domain	Wikimedia Commons
	Boynton Oak Boynton oak (Quercus boyntonii) glossy leaves with three rounded lobes near the tip, on a branch	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Bracted Arrowwood Bracted arrowwood (Viburnum bracteatum) flat cluster of small white flowers beside a broad toothed leaf	Tournasol7	CC BY 4.0, cropped	Wikimedia Commons
	Bristly Locust (Rose Locust) Rose locust (Robinia hispida) bristly branches crowded with large rose-pink pea flowers	Steve Law	CC BY-SA 2.0, cropped	Wikimedia Commons
	Broom Crowberry Broom crowberry (Corema conradii) needle-leaved shoots tipped with purple flower heads	Doug McGrady	CC BY 2.0, cropped	Wikimedia Commons
	Buckthorn Bully Buckthorn bully (Sideroxylon lycioides) a dense cluster of small white flowers and buds among leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Buckwheat Tree Buckwheat tree (Cliftonia monophylla) upright spike of white flowers above glossy evergreen leaves	Stephanie Harvey	CC BY 2.0, cropped	Wikimedia Commons
	Bur Oak Bur oak (Quercus macrocarpa), a large open-grown tree in full leaf with a broad crown in a park	Larry D. Moore	CC BY 4.0, cropped	Wikimedia Commons
	Butternut Butternut (Juglans cinerea) young nuts in sticky, hairy green husks at the tip of a leafy shoot	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Buttonbush Buttonbush (Cephalanthus occidentalis) shrub in bloom, covered in round white flower heads	Famartin	CC BY-SA 4.0, cropped	Wikimedia Commons
	Cabbage Palmetto Cabbage palmetto (Sabal palmetto) three tall palms with round crowns of fan-shaped fronds against a blue sky	Mmcknight4	Public domain	Wikimedia Commons
	Canada Buffaloberry Canada buffaloberry (Shepherdia canadensis) clusters of bright red berries along twigs with oval leaves	Bailey Duncan	CC BY-SA 4.0, cropped	Wikimedia Commons
	Canada Plum Canada plum (Prunus nigra) twig of white flowers fading to pink, with red-tinged flower cups	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Canada Yew Canada yew (Taxus canadensis) bright red arils among sprays of flat, dark green needles	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Carolina Bog Laurel Carolina bog laurel (Kalmia carolina) cluster of small pink cup flowers in a pine savanna	Austin Pursley	CC0	Wikimedia Commons
	Carolina Buckthorn Carolina buckthorn (Frangula caroliniana) glossy leaves with small green flowers in the leaf axils	Mason Brock	Public domain	Wikimedia Commons
	Carolina Hemlock Carolina hemlock (Tsuga caroliniana) branch with needles spreading all around the twig, mountains behind	Adam Lynch	CC BY-SA 2.0, cropped	Wikimedia Commons
	Carolina Jessamine Carolina jessamine (Gelsemium sempervirens) clusters of yellow trumpet flowers among narrow evergreen leaves	KENPEI	CC BY-SA 3.0, cropped	Wikimedia Commons
	Carolina Laurelcherry Carolina laurelcherry (Prunus caroliniana) glossy evergreen leaves and short spikes of creamy flowers	Melissa McMasters	CC BY 2.0, cropped	Wikimedia Commons
	Carolina Silverbell Carolina silverbell (Halesia tetraptera) white bell flowers hanging from a branch in spring	Raul654	CC BY-SA 3.0, cropped	Wikimedia Commons
	Carolina Willow Carolina willow (Salix caroliniana) spreading crown of narrow, bright green leaves against a blue sky	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Catawba Rhododendron Catawba rhododendron (Rhododendron catawbiense) lilac-pink flower trusses among leathery evergreen leaves	Jason Hollinger	CC BY 2.0, cropped	Wikimedia Commons
	Catberry Catberry (Ilex mucronata) bright red berries on long thin stalks among smooth-edged green leaves	Rob Routledge	CC BY 3.0, cropped	Wikimedia Commons
	Cedar Elm Cedar elm (Ulmus crassifolia) twig of small, toothed leaves turning orange and gold in fall	Mason Brock	Public domain	Wikimedia Commons
	Chalk Maple Chalk maple (Acer leucoderme) leaves in orange and red fall color against a blue sky	Scott Zona	CC BY 2.0, cropped	Wikimedia Commons
	Chapman Oak Chapman oak (Quercus chapmanii) glossy, round-tipped leaves on a branch, a few turning yellow	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Chapman's Rhododendron Chapman's rhododendron (Rhododendron chapmanii) stiff upright stems topped by clusters of pink flowers	Raul654	CC BY-SA 3.0, cropped	Wikimedia Commons
	Cherrybark Oak, Wye Island line Cherrybark oak (Quercus pagoda) in May, its lower crown a curtain of deeply cut, bristle-tipped leaves under gray limbs	Blue Whale Trees	—	—
	Chestnut Oak Chestnut oak (Quercus montana) green acorn in a thin, warty cup on a twig of coarsely toothed leaves lying on bare rock	Blue Whale Trees	—	—
	Chickasaw Plum Chickasaw plum (Prunus angustifolia) branches of small white flowers opening with the first leaves	Homer Edward Price	CC BY 2.0, cropped	Wikimedia Commons
	Chinese Chestnut Chinese chestnut (Castanea mollissima) leaves and long pale catkins in early summer	Zhangzhugang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Chinquapin Oak Chinquapin oak (Quercus muehlenbergii) glossy, coarsely toothed leaves on a summer branch	Dan Keck	CC0	Wikimedia Commons
	Chokecherry Chokecherry (Prunus virginiana) hanging clusters of cherries ripening from red to near black	Ryan Hodnett	CC BY-SA 4.0, cropped	Wikimedia Commons
	Cinnamon Clethra Cinnamon clethra (Clethra acuminata) drooping raceme of small white flowers among toothed leaves	Averater	CC BY 4.0, cropped	Wikimedia Commons
	Clammy Locust Clammy locust (Robinia viscosa) clusters of pale pink flowers on dark red twigs among round leaflets	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Climbing Fetterbush Climbing fetterbush (Pieris phillyreifolia) botanical plate of a leafy branch with white bell flowers	Sarah Anne Drake	Public domain	Wikimedia Commons
	Climbing Prairie Rose Climbing prairie rose (Rosa setigera) two rose-pink flowers with golden stamens above toothed leaves	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Clove Currant Clove currant (Ribes aureum var. villosum) golden yellow tubular flowers with red centers among lobed leaves	Ruff tuff cream puff	CC0	Wikimedia Commons
	Clusterspike Indigobush Clusterspike indigobush (Amorpha herbacea) white flower spikes with orange anthers among small leaflets	David J. Stang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Coastal Azalea Coastal azalea (Rhododendron atlanticum) white and pink flowers with long stamens on low bare stems	Cassidyrg	CC BY-SA 4.0, cropped	Wikimedia Commons
	Cockspur Hawthorn Cockspur hawthorn (Crataegus crus-galli) long thorns and white flower clusters on a branch	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Common Hackberry Common hackberry (Celtis occidentalis) branch in October, yellow leaves and dark purple fruit on stalks	Agnieszka Kwiecień	CC BY-SA 4.0, cropped	Wikimedia Commons
	Common Hoptree (Wafer Ash) Common hoptree (Ptelea trifoliata) branches in August hung with clusters of green wafer fruit	Agnieszka Kwiecień	CC BY-SA 4.0, cropped	Wikimedia Commons
	Common Juniper Common juniper (Juniperus communis) pale blue berrylike cones among sharp, needlelike leaves	Fungus Guy	CC BY-SA 3.0, cropped	Wikimedia Commons
	Common Prickly Ash (Toothache Tree) Common prickly ash (Zanthoxylum americanum) in fruit, red-brown capsules split to show shiny black seeds	A. Barra	CC BY-SA 4.0, cropped	Wikimedia Commons
	Coral Bean Coral bean (Erythrina herbacea) spikes of scarlet tubular flowers above young green leaves	gailhampshire	CC BY 2.0, cropped	Wikimedia Commons
	Corkwood Corkwood (Leitneria floridana) thicket of slender stems with long, narrow leaves in summer	David J. Stang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Creeping Blueberry Creeping blueberry (Vaccinium crassifolium) stem with small leathery leaves and young green berries	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Creeping Juniper Creeping juniper (Juniperus horizontalis) sprays of scale-like leaves with frosty blue berrylike cones	Joshua Mayer	CC BY-SA 2.0, cropped	Wikimedia Commons
	Crossvine Crossvine (Bignonia capreolata) in full bloom, orange trumpet flowers covering a vine that climbs a pine trunk	Susan Adams	CC BY-SA 2.0, cropped	Wikimedia Commons
	Cucumber Magnolia Cucumber magnolia (Magnolia acuminata) large leaves and the green, cucumber-shaped fruit	Katherine Wagner-Reiss	CC BY-SA 4.0, cropped	Wikimedia Commons
	Cumberland Azalea Cumberland azalea (Rhododendron cumberlandense) red flowers among full-grown green leaves	SheilaNeal	CC BY-SA 4.0, cropped	Wikimedia Commons
	Cumberland Rosemary Cumberland rosemary (Conradina verticillata) pale lavender, purple-spotted flowers among needlelike leaves	Mason Brock	Public domain	Wikimedia Commons
	Dahoon Dahoon (Ilex cassine) red berries on a branch of glossy, leathery evergreen leaves	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Dangleberry Dangleberry (Gaylussacia frondosa) in a hand-colored plate, a leafy branch with small bells on long stalks	Henry C. Andrews	Public domain	Wikimedia Commons
	Darrow's Blueberry Darrow's blueberry (Vaccinium darrowii) a low bush of small gray-green leaves with white bell flowers	Raul654	CC BY-SA 3.0, cropped	Wikimedia Commons
	Deerberry Deerberry (Vaccinium stamineum) branches in late April covered in open white bell flowers with orange stamens	Fritzflohrreynolds	CC BY-SA 3.0, cropped	Wikimedia Commons
	Delta Post Oak Delta post oak (Quercus similis) branch of gray-green lobed leaves in summer, pines blurred behind it	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Devil's Walking Stick Devil's walking stick (Aralia spinosa) in August, huge creamy flower panicles above its compound leaves	James H. Miller & Ted Bodner, Southern Weed Science Society, Bugwood.org	CC BY 3.0, cropped	Wikimedia Commons
	Devilwood Devilwood (Cartrema americana) glossy, leathery evergreen leaves in opposite pairs on reddish twigs	Katja Schulz	CC BY 2.0, cropped	Wikimedia Commons
	Downy Arrowwood Downy arrowwood (Viburnum rafinesqueanum) flat cluster of white flowers above coarsely toothed leaves	Superior National Forest	CC BY 2.0, cropped	Wikimedia Commons
	Downy Hawthorn Downy hawthorn (Crataegus mollis) cluster of red downy haws among broad toothed leaves	Agnieszka Kwiecień	CC BY-SA 4.0, cropped	Wikimedia Commons
	Downy Serviceberry Downy serviceberry (Amelanchier arborea) branch of oval leaves in summer light	Dcrjsr	CC BY 3.0, cropped	Wikimedia Commons
	Durand Oak Durand oak (Quercus sinuata) wavy-lobed leaves and ripening acorns against a summer sky	Dennis Murphy	CC BY 2.0, cropped	Wikimedia Commons
	Dwarf Chinquapin Oak Dwarf chinquapin oak (Quercus prinoides) wavy-toothed leaves beside a trunk	Choess	CC BY-SA 3.0, cropped	Wikimedia Commons
	Dwarf Hackberry Dwarf hackberry (Celtis tenuifolia) branches of ovate, mostly smooth-edged green leaves	Mason Brock	Public domain	Wikimedia Commons
	Dwarf Live Oak Dwarf live oak (Quercus minima) low stems of narrow and toothed leaves among pineland grasses	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Dwarf Palmetto Dwarf palmetto (Sabal minor) blue-green fan leaf rising from leaf litter on a forest floor	Congaree National Park	Public domain	Wikimedia Commons
	Dwarf Pawpaw Dwarf pawpaw (Asimina parviflora) small maroon flowers along a bare twig before the leaves open	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Dwarf Witch Alder Dwarf witch alder (Fothergilla gardenii) shrubs covered in white bottlebrush flower spikes	Daderot	CC0	Wikimedia Commons
	Eastern Hemlock Eastern hemlock (Tsuga canadensis) flat needle sprays and small hanging cones above winter snow	James Lee	CC BY 2.0, cropped	Wikimedia Commons
	Eastern Leatherwood Eastern leatherwood (Dirca palustris) small yellow flowers on a bare twig in early spring	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Eastern Red Cedar Eastern red cedar (Juniperus virginiana) narrow evergreen trees standing in a goldenrod meadow in fall	Nicholas A. Tonelli	CC0	Wikimedia Commons
	Eastern Redbud Eastern redbud (Cercis canadensis) heart-shaped leaves turning green to yellow on slender stems, a hillside behind	Blue Whale Trees	—	—
	Eastern Wahoo Eastern wahoo (Euonymus atropurpureus) clusters of pink four-lobed seed capsules hanging from slender twigs	Andrew Cannizzaro	CC BY 2.0, cropped	Wikimedia Commons
	Elliott's Blueberry Elliott's blueberry (Vaccinium elliottii) clusters of white bell flowers on twigs just coming into leaf	Stephanie Harvey	CC BY-SA 2.0, cropped	Wikimedia Commons
	Eve's Necklace Eve's necklace (Styphnolobium affine) small tree in bloom with hanging clusters of pale pink flowers	sonnia hill	CC BY 2.0, cropped	Wikimedia Commons
	Evergreen Bayberry Evergreen bayberry (Morella caroliniensis) leathery oblong leaves on branching gray twigs	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Farkleberry Farkleberry (Vaccinium arboreum) sprays of small white bell flowers among glossy leaves	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Fevertree Fevertree (Pinckneya bracteata) colored plate of a flowering branch with pale pink leaf-like sepals	Pierre-Joseph Redouté	Public domain	Wikimedia Commons
	Flag Pawpaw Flag pawpaw (Asimina obovata) large white flower with three spreading outer petals among leaves	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Flame Azalea Flame azalea (Rhododendron calendulaceum) orange flower cluster with long red stamens	Warren Bielenberg	Public domain	Wikimedia Commons
	Flatwoods Plum Flatwoods plum (Prunus umbellata) small tree covered in white spring bloom in front of pines	James H. Miller	CC BY 3.0, cropped	Wikimedia Commons
	Florida Anise Florida anise (Illicium floridanum) dark red, star-shaped flower with narrow petals among glossy leaves	Mac H. Alford	CC BY-SA 4.0, cropped	Wikimedia Commons
	Florida Bully Florida bully (Sideroxylon reclinatum) small bright green leaves and tiny white flowers on a gray twig	Jay Horn	CC BY 4.0, cropped	Wikimedia Commons
	Florida Flame Azalea Florida flame azalea (Rhododendron austrinum) shrub with clusters of orange flowers and red tubes	Shuvaev	CC BY 4.0, cropped	Wikimedia Commons
	Florida Leucothoe Florida leucothoe (Agarista populifolia) branch with clusters of white bell flowers in the leaf axils	Fepup	Public domain	Wikimedia Commons
	Florida Maple Florida maple (Acer floridanum) branch of lobed green leaves on red leaf stalks	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Florida Swamp Privet Florida swamp privet (Forestiera segregata) waxy blue-black fruits among small oval leaves	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Florida Torreya Florida torreya (Torreya taxifolia) purple-streaked ripening seeds hanging among glossy, sharp-tipped needles	Connie Barlow	CC BY-SA 4.0, cropped	Wikimedia Commons
	Florida Willow Florida willow (Salix floridana) pressed herbarium specimen, a twig with broad leaves green above and whitish beneath	The New York Botanical Garden	CC BY 4.0, cropped	Wikimedia Commons
	Florida Yew Florida yew (Taxus floridana) sprig of flat, dark green needles in two rows, held over an open hand	Connie Barlow	CC0	Wikimedia Commons
	Flowering Dogwood Flowering dogwood (Cornus florida) in summer leaf, next spring's round flower buds set at the tips of its layered branches	Blue Whale Trees	—	—
	Four-petal Pawpaw Four-petal pawpaw (Asimina tetramera) nodding flower with cream outer petals and maroon inner petals	Bob Peterson	CC BY-SA 2.0, cropped	Wikimedia Commons
	Fragrant Sumac Fragrant sumac (Rhus aromatica) fuzzy red fruit among red autumn leaves	SyGrnwd	CC BY-SA 4.0, cropped	Wikimedia Commons
	Franklin Tree Franklin tree (Franklinia alatamaha) white flower with yellow stamens among red fall leaves	Wendy Cutler	CC BY 2.0, cropped	Wikimedia Commons
	Fraser Fir Fraser fir (Abies fraseri) branch with upright young cones among short, dense needles	James St. John	CC BY 2.0, cropped	Wikimedia Commons
	Fraser Magnolia Fraser magnolia (Magnolia fraseri) creamy white flower in the center of a whorl of large leaves	Richtid	CC BY-SA 3.0, cropped	Wikimedia Commons
	Georgia Oak Georgia oak (Quercus georgiana) branch of bristle-tipped lobed leaves turning red and orange in fall	Douglas Goldman	CC BY 4.0, cropped	Wikimedia Commons
	Georgia Plume Georgia plume (Elliottia racemosa) botanical plate of an upright raceme of white flowers	Matilda Smith	Public domain	Wikimedia Commons
	Golden Heather Golden heather (Hudsonia ericoides) mat covered in small yellow flowers on bare sand	Doug McGrady	CC BY 2.0, cropped	Wikimedia Commons
	Golden St. John's-wort Golden St. John's-wort (Hypericum frondosum) yellow flower with a dense brush of stamens on a cliff	Mason Brock	Public domain	Wikimedia Commons
	Granite Gooseberry Granite gooseberry (Ribes curvatum) hanging white flowers with long stamens along an arching stem	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Grape Honeysuckle Grape honeysuckle (Lonicera reticulata) two green berries on a round disk of joined leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Gray Birch Gray birch (Betula populifolia) clump of chalky white trunks with dark marks below the branches	Nicholas A. Tonelli	CC BY 2.0, cropped	Wikimedia Commons
	Gray Dogwood Gray dogwood (Cornus racemosa) white berries on bright red stalks against red fall leaves in September	Ryan Hodnett	CC BY-SA 4.0, cropped	Wikimedia Commons
	Green Alder Green alder (Alnus viridis) finely toothed leaves and small young green cones on a branch	Mason Brock	Public domain	Wikimedia Commons
	Green Hawthorn Green hawthorn (Crataegus viridis) dark red fall fruit among toothed, yellowing leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Groundsel Bush Groundsel bush (Baccharis halimifolia) female shrub covered in silvery-white fluffy seed heads in fall	Halpaugh	Public domain	Wikimedia Commons
	Gum Bumelia Gum bumelia (Sideroxylon lanuginosum) leathery leaves clustered on a dark twig with green flower buds	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Hairy Blueberry Hairy blueberry (Vaccinium hirsutum) leafy stem with a cluster of hairy green berries	Mason Brock	Public domain	Wikimedia Commons
	Hairy Honeysuckle Hairy honeysuckle (Lonicera hirsuta) whorl of yellow flowers resting on a joined pair of leaves	Rob Routledge	CC BY 3.0, cropped	Wikimedia Commons
	Hairy Laurel Hairy laurel (Kalmia hirsuta) pink saucer flower with red spots among bristly leaves	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Harbison's Hawthorn Harbison's hawthorn (Crataegus harbisonii) toothed leaves and clusters of unripe yellow-green haws	Jean.claude	CC BY 4.0, cropped	Wikimedia Commons
	Heartleaf Paper Birch Heartleaf paper birch (Betula cordifolia) bark peeling in thin coppery pink and bronze sheets	Tim King	CC0	Wikimedia Commons
	Hercules' Club Hercules' club (Zanthoxylum clava-herculis) branched clusters of small flower buds above glossy leaflets	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Hillside Blueberry Hillside blueberry (Vaccinium pallidum) clusters of greenish white bell flowers among leaves on a rock ledge	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Hobblebush Hobblebush (Viburnum lantanoides) white lacecap flower heads among broad heart-shaped leaves	Daniel Dumais	CC BY-SA 4.0, cropped	Wikimedia Commons
	Honeycup Honeycup (Zenobia pulverulenta) clusters of hanging white bell flowers among green leaves	Steve Law	CC BY-SA 2.0, cropped	Wikimedia Commons
	Hop Hornbeam Hop hornbeam (Ostrya virginiana) papery, hop-like fruit clusters among the leaves	Eric Hunt	CC BY-SA 3.0, cropped	Wikimedia Commons
	Hortulan Plum Hortulan plum (Prunus hortulana) botanical plate of flowering and fruiting branches with plums	Charles Edward Faxon	Public domain	Wikimedia Commons
	Indigobush (False Indigo) Indigobush (Amorpha fruticosa) purple flower spike with orange anthers above pinnate leaves	Dalgial	CC BY-SA 3.0, cropped	Wikimedia Commons
	Inkberry Inkberry (Ilex glabra) slender stems hung with glossy black berries among narrow evergreen leaves	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Jack Pine Jack pine (Pinus banksiana) two curved, sealed cones on a branch of short, twisted needles	Doug McGrady	CC BY 2.0, cropped	Wikimedia Commons
	Kalm's St. John's-wort Kalm's St. John's-wort (Hypericum kalmianum) low mound of narrow leaves with golden flowers	Leonora (Ellie) Enking	CC BY-SA 2.0, cropped	Wikimedia Commons
	Kentucky Coffeetree Kentucky coffeetree (Gymnocladus dioicus) dark seed pods hanging in the leafy crown	romana klee	CC BY-SA 2.0, cropped	Wikimedia Commons
	Labrador Tea Labrador tea (Rhododendron groenlandicum) white flower cluster among narrow leaves with rolled edges	Nichole Ouellette	CC BY 4.0, cropped	Wikimedia Commons
	Large Cranberry Large cranberry (Vaccinium macrocarpon) evergreen mat with nodding pink crane-like flowers	Ryan Hodnett	CC BY-SA 4.0, cropped	Wikimedia Commons
	Laurel Oak Laurel oak (Quercus hemisphaerica) brown acorns on a twig among narrow, glossy leaves	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Leadplant Leadplant (Amorpha canescens) purple flower spike and gray-green pinnate leaves	NPS Photo	Public domain	Wikimedia Commons
	Limber Honeysuckle Limber honeysuckle (Lonicera dioica) red tubular flowers with yellow stamens on a cupped leaf pair	Rob Routledge	CC BY 3.0, cropped	Wikimedia Commons
	Lingonberry Lingonberry (Vaccinium vitis-idaea) mat of glossy evergreen leaves with nodding pink bell flowers	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Little Walnut Little walnut (Juglans microcarpa) many-stemmed tree with fine, narrow leaflets in a rocky canyon wash	Jerry Friedman	CC BY-SA 3.0, cropped	Wikimedia Commons
	Littlehip Hawthorn Littlehip hawthorn (Crataegus spathulata) clusters of small white flowers among spoon-shaped leaves	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Littleleaf Buckbrush Littleleaf buckbrush (Ceanothus microphyllus) wiry stems of tiny leaves with small white flower clusters	Scott Zona	CC BY 2.0, cropped	Wikimedia Commons
	Live Oak Live oak (Quercus virginiana), a broad evergreen tree in full leaf on the Gulf of Mexico shore	Woodlot	CC BY-SA 3.0, cropped	Wikimedia Commons
	Lloyd's St. John's-wort Lloyd's St. John's-wort (Hypericum lloydii) golden flowers among needle-like leaves on a sandhill	Mason Brock	Public domain	Wikimedia Commons
	Loblolly Bay Loblolly bay (Gordonia lasianthus) white flower with golden stamens among glossy evergreen leaves	jrcagle	CC BY 4.0, cropped	Wikimedia Commons
	Long-stalked Holly Long-stalked holly (Ilex collina) red berries on long stalks along a twig of toothed leaves	Eldergristle	CC BY-SA 4.0, cropped	Wikimedia Commons
	Longleaf Pine Longleaf pine (Pinus palustris) young tree with a dense tuft of long needles and a pale candle bud	Michael Rivera	CC BY-SA 3.0, cropped	Wikimedia Commons
	Maleberry Maleberry (Lyonia ligustrina) shrub in flower in June, clusters of white urn-shaped bells along leafy twigs	Fritzflohrreynolds	CC BY-SA 3.0, cropped	Wikimedia Commons
	Maple-leaf Oak Maple-leaf oak (Quercus acerifolia) broad, maple-shaped leaves in russet autumn color, backlit	Homoarborea	CC0	Wikimedia Commons
	Mapleleaf Viburnum Mapleleaf viburnum (Viburnum acerifolium) pink fall leaves with a cluster of blue-black berries	Katja Schulz	CC BY 2.0, cropped	Wikimedia Commons
	May White Azalea May white azalea (Rhododendron eastmanii) white flowers with a yellow blotch and long pink stamens in a spring woodland	Charles Horn	CC BY-SA 4.0, cropped	Wikimedia Commons
	Mayhaw Mayhaw (Crataegus aestivalis) engraving of flowering and fruiting branches with a thorny twig	Charles Edward Faxon	Public domain	Wikimedia Commons
	Mexican Plum Mexican plum (Prunus mexicana) single-trunked tree starting to bloom white at the edge of a grassy woodland	Larry D. Moore	CC BY 4.0, cropped	Wikimedia Commons
	Miccosukee Gooseberry Miccosukee gooseberry (Ribes echinellum) spiny green berries hanging below small lobed leaves	U.S. Army Corps of Engineers	Public domain	Wikimedia Commons
	Michaux's Sumac Michaux's sumac (Rhus michauxii) low plant with toothed compound leaves and a flower cluster in open woods	U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Minnie-bush Minnie-bush (Rhododendron pilosum) nodding yellowish bells flushed with red on slender stalks	NPS Photo	Public domain	Wikimedia Commons
	Missouri River Willow Missouri River willow (Salix eriocephala) stem with toothed leaves and large leafy stipules	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Mockernut Hickory Mockernut hickory (Carya tomentosa) sapling in the woods, its compound leaves turned clear gold in the sun	Blue Whale Trees	—	—
	Mountain Bush-honeysuckle Mountain bush-honeysuckle (Diervilla rivularis) cluster of pale yellow trumpet flowers among toothed leaves	Jerzy Opioła	CC BY-SA 4.0, cropped	Wikimedia Commons
	Mountain Camellia (Mountain Stewartia) Mountain camellia (Stewartia ovata) fuzzy seed capsules and leaves turning color in fall	David J. Stang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Mountain Doghobble Mountain doghobble (Leucothoe fontanesiana) racemes of white urn-shaped flowers under glossy leaves	David J. Stang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Mountain Fetterbush Mountain fetterbush (Pieris floribunda) shrub covered in upright clusters of white flowers	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Mountain Fly Honeysuckle Mountain fly honeysuckle (Lonicera villosa) flowering branches with paired pale flowers, a 1911 photograph	Edwin Hale Lincoln	Public domain	Wikimedia Commons
	Mountain Indigobush Mountain indigobush (Amorpha glabra) young shrub with widely spaced leaflets on a wooded slope	Sesamehoneytart	CC BY-SA 3.0, cropped	Wikimedia Commons
	Mountain Laurel Mountain laurel (Kalmia latifolia) clusters of white cup-shaped flowers and pink buds among glossy evergreen leaves	Blue Whale Trees	—	—
	Mountain Maple Mountain maple (Acer spicatum) upright white flower spikes among broad lobed leaves	Doug McGrady	CC BY 2.0, cropped	Wikimedia Commons
	Mountain Sweetbells Mountain sweetbells (Eubotrys recurva) row of white bells hanging from a curved spray on a red twig	Jason Hollinger	CC BY 2.0, cropped	Wikimedia Commons
	Mountain Winterberry Mountain winterberry (Ilex montana) leafy branch with clusters of dark red fruit	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Mountain Witch Alder Mountain witch alder (Fothergilla major) white bottlebrush flower spikes among new spring leaves	Steve Law	CC BY-SA 2.0, cropped	Wikimedia Commons
	Muscadine Muscadine (Vitis rotundifolia) four large purple-black grapes with pale dots on a stem among the leaves	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Myrtle Dahoon Myrtle dahoon (Ilex myrtifolia) narrow, shiny evergreen leaves along a slender twig	Robert Thornhill	CC BY 4.0, cropped	Wikimedia Commons
	Myrtle Oak Myrtle oak (Quercus myrtifolia) glossy evergreen leaves around a twig bearing acorns in their cups	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Nannyberry Nannyberry (Viburnum lentago) flat white flower clusters among glossy leaves	USDA NRCS	Public domain	Wikimedia Commons
	Nantucket Serviceberry Nantucket serviceberry (Amelanchier nantucketensis) white flowers with spoon-shaped petals on a twig	Plant Image Library	CC BY-SA 2.0, cropped	Wikimedia Commons
	Needle Palm Needle palm (Rhapidophyllum hystrix) dense clump of fan-shaped evergreen leaves in a garden bed	Katherine Wagner-Reiss	CC BY-SA 4.0, cropped	Wikimedia Commons
	Netted Pawpaw Netted pawpaw (Asimina reticulata) flower with creamy white outer petals and maroon inner petals	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	New Jersey Tea New Jersey tea (Ceanothus americanus) white flower clusters above toothed oval leaves in early summer	Francis Groeters	CC BY-SA 4.0, cropped	Wikimedia Commons
	Ninebark Ninebark (Physocarpus opulifolius) round white flower clusters in late spring	Jean-Pol GRANDMONT	CC BY-SA 3.0, cropped	Wikimedia Commons
	Northern Bayberry Northern bayberry (Morella pensylvanica) branch with clusters of waxy gray-blue fruit among glossy leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Northern Catalpa Northern catalpa (Catalpa speciosa) cluster of white ruffled flowers among large heart-shaped leaves	Wendy Cutler	CC BY 2.0, cropped	Wikimedia Commons
	Northern Pecan Large pecan (Carya illinoinensis) with a broad green crown in summer beside a park drive under a blue sky	James St. John	CC BY 2.0, cropped	Wikimedia Commons
	Northern Pin Oak Northern pin oak (Quercus ellipsoidalis) tree on an open sand plain, dead lower branches showing	Jay Sturner	CC BY 2.0, cropped	Wikimedia Commons
	Northern Red Oak Northern red oak (Quercus rubra) in late May, a whorl of broad leaves with bristle-tipped lobes cut halfway to the midrib	Blue Whale Trees	—	—
	Northern Snowberry Northern snowberry (Symphoricarpos occidentalis) clusters of white berries among oval leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Northern White Cedar Northern white cedar (Thuja occidentalis) flat sprays of scale leaves with small open brown cones	National Park Service	Public domain	Wikimedia Commons
	Nutmeg Hickory Nutmeg hickory (Carya myristiciformis) silvery new leaves and hanging male catkins in spring	William (Ned) Friedman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Nuttall Oak Nuttall oak (Quercus texana) deeply lobed leaf with bristle-tipped lobes, seen up close	Krzysztof Golik	CC BY-SA 4.0, cropped	Wikimedia Commons
	Oconee Azalea Oconee azalea (Rhododendron flammeum) bright orange-red flower trusses among green leaves	Clifflandis	CC0	Wikimedia Commons
	Odorless Bayberry Odorless bayberry (Morella inodora) drawing of a leafy branch with catkins and round fruit	Charles Edward Faxon	Public domain	Wikimedia Commons
	Ogeechee Tupelo Ogeechee tupelo (Nyssa ogeche) with crooked trunks and a swollen, buttressed base at a river's edge	Mike Tilley	CC BY 3.0, cropped	Wikimedia Commons
	Oglethorpe Oak Oglethorpe oak (Quercus oglethorpensis) growing in an open pasture	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Ohio Buckeye Ohio buckeye (Aesculus glabra) upright cluster of pale yellow flowers between its five-part leaves	U.S. Fish and Wildlife Service - Midwest Region	Public domain	Wikimedia Commons
	Ouachita Indigobush Ouachita indigobush (Amorpha ouachitensis) purple flower spikes among compound leaves on a wild shrub	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Overcup Oak Overcup oak (Quercus lyrata) leaves in October sun, lyre-shaped, narrow at the base and broad at the tip, two turning color	Blue Whale Trees	—	—
	Ozark Chinquapin Ozark chinquapin (Castanea ozarkensis) long toothed leaves and pale flower catkins in June	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Ozark Witch Hazel Ozark witch hazel (Hamamelis vernalis) red-centered orange flowers on a bare winter branch	Plant Image Library	CC BY-SA 2.0, cropped	Wikimedia Commons
	Pagoda Dogwood Pagoda dogwood (Cornus alternifolia) level tiers of branches with cream flower clusters in a woodland	Cephas	CC BY-SA 4.0, cropped	Wikimedia Commons
	Painted Buckeye Painted buckeye (Aesculus sylvatica) upright cluster of yellow-green flowers above palmate leaves	Dcrjsr	CC BY 3.0, cropped	Wikimedia Commons
	Parsley Hawthorn Parsley hawthorn (Crataegus marshallii) white flowers with red anthers among parsley-cut leaves	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Pawpaw Two green pawpaw (Asimina triloba) fruits hanging from a branch beneath the large drooping leaves in late June, a path behind	Blue Whale Trees	—	—
	Peachleaf Willow Peachleaf willow (Salix amygdaloides) multi-trunked trees leafing out beside a muddy prairie stream	Matt Lavin	CC BY-SA 2.0, cropped	Wikimedia Commons
	Pear Hawthorn Pear hawthorn (Crataegus calpodendron) engraving of flowering and fruiting branches with oval haws	Charles Edward Faxon	Public domain	Wikimedia Commons
	Piedmont Azalea Piedmont azalea (Rhododendron canescens) cluster of pink-tubed flowers with long arching stamens	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Piedmont Rhododendron Piedmont rhododendron (Rhododendron minus) shrub in bloom with pale pink flower clusters	David J. Stang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Pignut Hickory Pignut hickory (Carya glabra) seedling leaves with five toothed leaflets, the end three largest, over fallen leaves	Blue Whale Trees	—	—
	Pin Cherry Pin cherry (Prunus pensylvanica) branch of long narrow leaves with clusters of bright red cherries	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Pin Oak Pin oak (Quercus palustris) leaves in late May with deep rounded sinuses and narrow bristle-tipped lobes, on a slender twig	Blue Whale Trees	—	—
	Pinkshell Azalea Pinkshell azalea (Rhododendron vaseyi) pale pink flowers with long stamens on bare twigs	Cephas	CC BY-SA 4.0, cropped	Wikimedia Commons
	Pinxterbloom Azalea Pinxterbloom azalea (Rhododendron periclymenoides) pale pink flower cluster with long curved stamens	Judy Gallagher	CC BY 2.0, cropped	Wikimedia Commons
	Piratebush Piratebush (Buckleya distichophylla) leafy branches with lance-shaped leaves set in two flat rows	Jackvanschaik	CC0	Wikimedia Commons
	Plateau Live Oak Plateau live oak (Quercus fusiformis) old tree with gnarled limbs spreading low over rocky ground	Citrula	CC BY-SA 4.0, cropped	Wikimedia Commons
	Plumleaf Azalea Plumleaf azalea (Rhododendron prunifolium) red flower cluster with long stamens among dark leaves	Cassidyrg	CC BY-SA 4.0, cropped	Wikimedia Commons
	Pond Cypress Pond cypress (Taxodium ascendens) threadlike shoots of scale-like leaves around a cluster of green cones	James St. John	CC BY 2.0, cropped	Wikimedia Commons
	Pond Pine Pond pine (Pinus serotina) crown of long needle tufts and old cones against a blue sky	Douglas Goldman	CC BY 4.0, cropped	Wikimedia Commons
	Pondberry Pondberry (Lindera melissifolia) clusters of small pale yellow flowers on a bare twig, held across a hand	Pete Pattavina	Public domain	Wikimedia Commons
	Pondspice Pondspice (Litsea aestivalis) 1812 hand-colored plate of zigzag branches with leaves and yellow flowers	Sydenham Edwards	Public domain	Wikimedia Commons
	Possumhaw Possumhaw (Ilex decidua) clusters of orange-red berries on bare gray winter twigs	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Possumhaw Viburnum Possumhaw viburnum (Viburnum nudum) in bloom, creamy flower clusters among glossy leaves	SB Johnny	CC BY-SA 3.0, cropped	Wikimedia Commons
	Post Oak Post oak (Quercus stellata) sapling, its leathery leaves with squared middle lobes in the cross shape, growing among vines	Blue Whale Trees	—	—
	Prairie Crabapple Prairie crabapple (Malus ioensis) pink buds and pale pink blossoms among toothed leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Prairie Redroot Prairie redroot (Ceanothus herbaceus) round clusters of small white flowers over narrow leaves	wackybadger	CC BY-SA 2.0, cropped	Wikimedia Commons
	Prairie Rose Prairie rose (Rosa arkansana) a pink flower with yellow stamens visited by hoverflies among toothed leaflets	Krista Lundgren, U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Prickly Rose Prickly rose (Rosa acicularis) two pink flowers with yellow stamens and a visiting bee	Chelsea Monks	Public domain	Wikimedia Commons
	Pygmy Fringetree Pygmy fringetree (Chionanthus pygmaeus) drooping clusters of narrow white fringed flowers in spring	Jason Hollinger	CC BY 2.0, cropped	Wikimedia Commons
	Rabbiteye Blueberry Rabbiteye blueberry (Vaccinium virgatum) branches hung with berries ripening from pink to blue	小石川人晃	CC BY-SA 4.0, cropped	Wikimedia Commons
	Red Buckeye Red buckeye (Aesculus pavia) upright clusters of red tubular flowers above hand-shaped leaves	Eric Hunt	CC BY-SA 3.0, cropped	Wikimedia Commons
	Red Chokeberry Red chokeberry (Aronia arbutifolia) clusters of white flowers with red anthers among glossy leaves	Bob Gutowski	CC BY 2.0, cropped	Wikimedia Commons
	Red Elderberry Red elderberry (Sambucus racemosa) creamy flower clusters above compound leaves	Algirdas	CC BY-SA 3.0, cropped	Wikimedia Commons
	Red Hickory Red hickory (Carya ovalis) nuts in an open hand: a ripe brown nut, an unripe green one and an empty husk	Tom Nagy	CC BY-SA 3.0, cropped	Wikimedia Commons
	Red Hills Azalea Red Hills azalea (Rhododendron colemanii) white flower clusters among fully opened leaves	Clifflandis	CC0	Wikimedia Commons
	Red Mulberry Red mulberry (Morus rubra) fruit ripening from green through red to black	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Red Osier Dogwood Red osier dogwood (Cornus sericea) thicket of bright red bare stems beside a stream in early spring	Matt Lavin	CC BY-SA 2.0, cropped	Wikimedia Commons
	Red Pine Red pine (Pinus resinosa) shoot of long paired needles with pollen cones above a small seed cone	Cephas	CC BY-SA 4.0, cropped	Wikimedia Commons
	Red Spruce Red spruce (Picea rubens) branches with two ripe brown cones hanging among short green needles	Robert H. Mohlenbrock	Public domain	Wikimedia Commons
	Redbay Redbay (Persea borbonia) leafy shoots of narrow, pointed evergreen leaves on a garden tree	David J. Stang	CC BY-SA 4.0, cropped	Wikimedia Commons
	Rhodora Rhodora (Rhododendron canadense) rose-purple flowers on bare twigs in a wet meadow	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	River Birch River birch (Betula nigra) in full summer leaf on a grassy arboretum slope	SEWilco	CC BY-SA 3.0, cropped	Wikimedia Commons
	Riverbank Grape Riverbank grape (Vitis riparia) cluster of blue-black grapes with a white bloom on red stalks among the leaves	Wasrts	CC BY-SA 3.0, cropped	Wikimedia Commons
	Rock Elm Rock elm (Ulmus thomasii) deeply furrowed bark beside a branch of doubly toothed leaves	JDMcGreg	CC BY-SA 3.0, cropped	Wikimedia Commons
	Rosebay Rhododendron Rosebay rhododendron (Rhododendron maximum) large evergreen leaves around a bud	Syrio	CC BY-SA 4.0, cropped	Wikimedia Commons
	Roseshell Azalea Roseshell azalea (Rhododendron prinophyllum) pale pink flower clusters with long stamens	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Roughleaf Dogwood Roughleaf dogwood (Cornus drummondii) shrub covered in rounded clusters of creamy white flowers	John Knouse	Public domain	Wikimedia Commons
	Roundleaf Dogwood Roundleaf dogwood (Cornus rugosa) flat clusters of small white flowers among broad, rounded leaves	Gilles Ayotte	CC BY-SA 4.0, cropped	Wikimedia Commons
	Roundleaf Serviceberry Roundleaf serviceberry (Amelanchier sanguinea) clusters of white flowers on a reddish twig among round leaves	Hedwig Storch	CC BY-SA 3.0, cropped	Wikimedia Commons
	Runner Oak Runner oak (Quercus pumila) glossy narrow leaves and a ripening acorn on a low shoot among grasses	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Running Serviceberry Running serviceberry (Amelanchier spicata) a cluster of white star-shaped flowers among young leaves	Cephas	CC BY-SA 4.0, cropped	Wikimedia Commons
	Rusty Blackhaw Rusty blackhaw (Viburnum rufidulum) rounded cluster of white flowers among glossy leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Sand Cherry Sand cherry (Prunus pumila) narrow leaves and ripening purple-red cherries on a stony lakeshore	Super cyclist	Public domain	Wikimedia Commons
	Sand Hickory Sand hickory (Carya pallida) compound leaves of slender, pointed leaflets in the tree's crown	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Sand Live Oak Sand live oak (Quercus geminata) a pair of green acorns among narrow, curled-under leaves	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Sand Myrtle Sand myrtle (Kalmia buxifolia) dense mat of glossy leaves covered in small white flowers	Jason Hollinger	CC BY 2.0, cropped	Wikimedia Commons
	Sand Pine Sand pine (Pinus clausa) bushy crowns rising above Florida scrub against a clear blue sky	Scott Zona	CC BY 2.0, cropped	Wikimedia Commons
	Sand Post Oak Sand post oak (Quercus margaretta) dense foliage of small lobed leaves	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Sandhill Oak Sandhill oak (Quercus inopina) thicket of stiff evergreen leaves held upright on gray twigs	Stephanie C	CC0	Wikimedia Commons
	Saskatoon Saskatoon (Amelanchier alnifolia) sprays of ripe blue-purple berries among rounded green leaves	Peter Pearsall, U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Sassafras Sassafras (Sassafras albidum) in May, its mitten-shaped, three-lobed and oval leaves on one branch, young fruit on stalks	Blue Whale Trees	—	—
	Saw Palmetto Saw palmetto (Serenoa repens) clump of stiff green fans on low, creeping trunks	Michael Rivera	CC BY-SA 4.0, cropped	Wikimedia Commons
	Scentless Mock Orange Scentless mock orange (Philadelphus inodorus) white four-petaled flowers with yellow stamens among leaves	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Scrub Hickory Scrub hickory (Carya floridana) compound leaf of toothed leaflets, lit from behind in Florida scrub	Eric R. Dion	Public domain	Wikimedia Commons
	Scrub Plum Scrub plum (Prunus geniculata) white flowers with long yellow-tipped stamens on a bare twig	U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Seaside Alder Seaside alder (Alnus maritima) glossy leaves and yellow male catkins in late summer bloom	Robert H. Mohlenbrock	Public domain	Wikimedia Commons
	September Elm September elm (Ulmus serotina) doubly toothed leaves along a drooping branch of a young tree	Ptelea	CC BY-SA 4.0, cropped	Wikimedia Commons
	Shadblow Serviceberry Shadblow serviceberry (Amelanchier canadensis) many-stemmed shrub covered in white spring blossom	Plant Image Library	CC BY-SA 2.0, cropped	Wikimedia Commons
	Shagbark Hickory Shagbark hickory (Carya ovata) bare crown against a cloudy sky in early spring	Sixflashphoto	CC BY-SA 4.0, cropped	Wikimedia Commons
	Sheep Laurel Sheep laurel (Kalmia angustifolia) pink flower clusters below new shoots beside a northern lake	Julie Dewilde	CC BY-SA 2.0, cropped	Wikimedia Commons
	Shellbark Hickory (Kingnut) Shellbark hickory (Carya laciniosa) seven-leaflet compound leaves against the plated gray bark of the trunk	Robert H. Mohlenbrock	Public domain	Wikimedia Commons
	Shingle Oak Shingle oak (Quercus imbricaria) glossy, unlobed leaves, each tipped with a bristle, against a blue sky	Richard Webb	CC BY 3.0, cropped	Wikimedia Commons
	Shining Indigobush Shining indigobush (Amorpha nitens) dark flower spikes with orange anthers above broad leaflets	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Showy Mountain Ash Showy mountain ash (Sorbus decora) dense cluster of scarlet berries above leaves turning red	Ryan Hodnett	CC BY-SA 4.0, cropped	Wikimedia Commons
	Shumard Oak Shumard oak (Quercus shumardii) crown of deeply lobed leaves with bristle-tipped points	Krzysztof Golik	CC BY-SA 4.0, cropped	Wikimedia Commons
	Silky Camellia Silky camellia (Stewartia malacodendron) white flower with purple stamens and blue anthers	Mac H. Alford	CC BY-SA 4.0, cropped	Wikimedia Commons
	Silky Dogwood Silky dogwood (Cornus amomum) thicket at a woodland edge in summer	SB_Johnny	CC BY-SA 3.0, cropped	Wikimedia Commons
	Silverleaf Hydrangea Silverleaf hydrangea (Hydrangea radiata) flat head of small flowers ringed by white sterile flowers	Hectonichus	CC BY-SA 3.0, cropped	Wikimedia Commons
	Slimleaf Pawpaw Slimleaf pawpaw (Asimina longifolia) nodding white flower among long narrow leaves in pine savanna	Mason Brock	Public domain	Wikimedia Commons
	Slippery Elm Slippery elm (Ulmus rubra) branch of rough, toothed, dark green leaves in summer	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Smooth Alder (Swamp Alder) Smooth alder (Alnus serrulata) toothed oval leaves in summer	Fepup	Public domain	Wikimedia Commons
	Smooth Winterberry Smooth winterberry (Ilex laevigata) orange-red berries along the stems among glossy leaves	Richard Webb	CC BY 3.0, cropped	Wikimedia Commons
	Softleaf Arrowwood Softleaf arrowwood (Viburnum molle) shrub with broad toothed leaves beside a wooded creek trail	Mason Brock	Public domain	Wikimedia Commons
	Sourwood Sourwood (Oxydendrum arboreum) long glossy leaves wet with rain, their tips tinged red, in summer	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Southern Bush-honeysuckle Southern bush-honeysuckle (Diervilla sessilifolia) sulfur-yellow trumpet flowers among red-tinged leaves	Agnieszka Kwiecień	CC BY-SA 4.0, cropped	Wikimedia Commons
	Southern Catalpa Southern catalpa (Catalpa bignonioides) white flower clusters spotted purple among large leaves	Zeynel Cebeci	CC BY-SA 4.0, cropped	Wikimedia Commons
	Southern Crabapple Southern crabapple (Malus angustifolia) pink blossoms and buds among narrow green leaves in spring	Laura Gaudette	CC BY 4.0, cropped	Wikimedia Commons
	Southern Magnolia Southern magnolia (Magnolia grandiflora) in May, glossy evergreen leaves and a flush of bronze new growth beside a dark trunk	Blue Whale Trees	—	—
	Southern Pawpaw Southern pawpaw (Asimina pygmea) nodding maroon flowers and green buds beneath leathery leaves	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Southern Red Oak Southern red oak (Quercus falcata) branch in mid-May with glossy rain-wet leaves whose pointed lobes end in bristles	Blue Whale Trees	—	—
	Spanish Dagger Spanish dagger (Yucca gloriosa) sword-leaved rosette with a spike of white bells on a sandy dune	JohnNewton8	CC BY-SA 4.0, cropped	Wikimedia Commons
	Spicebush Spicebush (Lindera benzoin) green unripe berries along a twig	Jomegat	CC BY-SA 3.0, cropped	Wikimedia Commons
	Spruce Pine Spruce pine (Pinus glabra) small brown cone among slender paired needles on a branch	Amber M. King	CC BY 4.0, cropped	Wikimedia Commons
	Squashberry Squashberry (Viburnum edule) three glossy red fruits among toothed, lobed green leaves	Dave Powell	Public domain	Wikimedia Commons
	Staggerbush Staggerbush (Lyonia mariana) branch with nodding white bell flowers among fresh leaves	Michael Wolf	CC BY-SA 3.0, cropped	Wikimedia Commons
	Staghorn Sumac Staghorn sumac (Rhus typhina) red fruit cones above pinnate leaves	Muggwort17	Public domain	Wikimedia Commons
	Strawberry Bush Strawberry bush (Euonymus americanus) open pink capsules showing orange-red seeds on a leafy twig	Jessie Snow	Public domain	Wikimedia Commons
	Streambank Mock Orange Streambank mock orange (Philadelphus hirsutus) white flowers with yellow stamens beside a hairy leaf	阿橋 HQ	CC BY-SA 2.0, cropped	Wikimedia Commons
	Striped Maple Striped maple (Acer pensylvanicum) strings of yellow-green flower bells beneath a large leaf	Crusier	CC BY-SA 3.0, cropped	Wikimedia Commons
	Sugarberry Sugarberry (Celtis laevigata) warty gray trunk rising into a spring crown of fresh green leaves	Richard Murphy	CC BY-SA 3.0, cropped	Wikimedia Commons
	Swamp Azalea Swamp azalea (Rhododendron viscosum) white tubular flowers among glossy green leaves	HorsePunchKid	CC BY-SA 4.0, cropped	Wikimedia Commons
	Swamp Chestnut Oak, select line Swamp chestnut oak (Quercus michauxii) leaves with large rounded teeth and pale undersides beside a gray furrowed trunk	Blue Whale Trees	—	—
	Swamp Cottonwood Swamp cottonwood (Populus heterophylla) open seed capsules spilling white cotton on a catkin	Kristine Paulus	CC BY 2.0, cropped	Wikimedia Commons
	Swamp Doghobble Swamp doghobble (Eubotrys racemosa) rows of white bell flowers beneath the leaves	Fritzflohrreynolds	CC BY-SA 3.0, cropped	Wikimedia Commons
	Swamp Laurel Oak Swamp laurel oak (Quercus laurifolia) shoot of glossy, narrow, laurel-like leaves on a dark ground	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Swamp Privet Swamp privet (Forestiera acuminata) clusters of yellow-green flowers on bare branches in early spring	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Swamp Tupelo Swamp tupelo (Nyssa biflora) straight gray trunks with flared bases standing in dark swamp water	Ryan Watson	CC BY 4.0, cropped	Wikimedia Commons
	Swamp White Oak Swamp white oak (Quercus bicolor) broad, wavy-lobed leaves on a summer branch	James St. John	CC BY 2.0, cropped	Wikimedia Commons
	Sweet Azalea Sweet azalea (Rhododendron arborescens) white flowers with long red stamens among glossy leaves	Cassidyrg	CC BY-SA 4.0, cropped	Wikimedia Commons
	Sweet Birch (Black Birch) Sweet birch (Betula lenta) branch in May with new leaves, upright female catkins and hanging male catkins	Doug McGrady	CC BY 2.0, cropped	Wikimedia Commons
	Sweet Gale Sweet gale (Myrica gale) narrow leaves and clusters of yellow-green fruit catkins on a female plant	Hajotthu	CC BY 3.0, cropped	Wikimedia Commons
	Sweet Pepperbush (Summersweet) Sweet pepperbush (Clethra alnifolia) shoots in October sun, sharply toothed leaves crowded at their tips, water behind	Blue Whale Trees	—	—
	Sweetbay Magnolia Sweetbay magnolia (Magnolia virginiana) glossy leaves, a bud and an open creamy-white flower	Derek Ramsey, Chanticleer Garden	CC BY-SA 3.0, cropped	Wikimedia Commons
	Sweetleaf Sweetleaf (Symplocos tinctoria) fluffy cream flower clusters along a twig among a few leaves	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Sweetshrub Sweetshrub (Calycanthus floridus) maroon flowers with strap-shaped petals among green leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Table Mountain Pine Table Mountain pine (Pinus pungens) gnarled tree on a rocky overlook above the Blue Ridge valleys	Scott Dexter	CC BY-SA 2.0, cropped	Wikimedia Commons
	Tamarack Tamarack (Larix laricina) in a bog in autumn, its soft needles turned gold before they drop	Famartin	CC BY-SA 4.0, cropped	Wikimedia Commons
	Texas Red Oak Texas red oak (Quercus buckleyi) young tree in deep red fall color against a clear blue sky	Katherine Wagner-Reiss	CC BY-SA 4.0, cropped	Wikimedia Commons
	Three-flower Hawthorn Three-flower hawthorn (Crataegus triflora) painted branches with white flowers and round red haws	Marian Ellis Rowan	Public domain	Wikimedia Commons
	Titi Titi (Cyrilla racemiflora) slender sprays of small white flowers radiating from a leafy shoot	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Tough Bully Tough bully (Sideroxylon tenax) glossy oval leaves and clusters of green unripe fruit on a branch	Karen Guin	CC BY 4.0, cropped	Wikimedia Commons
	Toughleaf Dogwood Toughleaf dogwood (Cornus asperifolia) leafy branch with oval, pointed leaves in opposite pairs	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Trailing Arbutus Trailing arbutus (Epigaea repens) cluster of pink-flushed white flowers among leathery leaves	Fritzflohrreynolds	CC BY-SA 3.0, cropped	Wikimedia Commons
	Trumpet Creeper Trumpet creeper (Campsis radicans) clusters of orange-red trumpet flowers and buds among pinnate leaves	Andrey Butko	CC BY-SA 3.0, cropped	Wikimedia Commons
	Trumpet Honeysuckle Trumpet honeysuckle (Lonicera sempervirens) red tubular flowers with yellow tips among rounded leaves	Famartin	CC BY-SA 4.0, cropped	Wikimedia Commons
	Turkey Oak Turkey oak (Quercus laevis) deeply lobed turkey-foot leaves against the sky beside a pine	Bruce Kirchoff	CC BY 2.0, cropped	Wikimedia Commons
	Two-wing Silverbell Two-wing silverbell (Halesia diptera) branch hung with white, deeply lobed flowers in spring	Mike Peel	CC BY-SA 4.0, cropped	Wikimedia Commons
	Umbrella Magnolia Umbrella magnolia (Magnolia tripetala) creamy white flower above a whorl of long leaves	Fritzflohrreynolds	CC BY-SA 3.0, cropped	Wikimedia Commons
	Upland Swamp Privet Upland swamp privet (Forestiera ligustrina) small yellow flower clusters among oval leaves in late summer	Mason Brock	Public domain	Wikimedia Commons
	Velvetleaf Blueberry Velvetleaf blueberry (Vaccinium myrtilloides) a cluster of frosty blue berries among narrow green leaves	Kristof Zyskowski & Yulia Bereshpolova	CC BY 2.0, cropped	Wikimedia Commons
	Virginia Creeper Virginia creeper (Parthenocissus quinquefolia) leaf of five toothed leaflets in red fall color on the forest floor	Blue Whale Trees	—	—
	Virginia Spiraea Virginia spiraea (Spiraea virginiana) rounded clusters of tiny cream-white flowers among leaves	U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Virginia Sweetspire Virginia sweetspire (Itea virginica) branch with two white flower spikes and oval leaves in open woods	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Walter's Viburnum Walter's viburnum (Viburnum obovatum) cluster of small white flowers among glossy leaves	Daderot	CC0	Wikimedia Commons
	Washington Hawthorn Washington hawthorn (Crataegus phaenopyrum) red berry clusters on bare branches against a blue sky	Cillas	CC BY-SA 4.0, cropped	Wikimedia Commons
	Water Elm Water elm (Planera aquatica) leaves, pale beneath, alternating along a slender zigzag twig	Anonkiwi	CC BY-SA 4.0, cropped	Wikimedia Commons
	Water Hickory Water hickory (Carya aquatica) compound leaf of narrow, pointed leaflets against the scaly bark	Robert H. Mohlenbrock	Public domain	Wikimedia Commons
	Water Locust Water locust (Gleditsia aquatica) yellow fall leaves of fine, feathery leaflets against a blue sky	Rob Young	CC BY 2.0, cropped	Wikimedia Commons
	Water Tupelo Water tupelo (Nyssa aquatica) gray trunks swelling into broad bases on a swamp floor in winter	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Western Mayhaw Western mayhaw (Crataegus opaca) white flowers with reddish anthers on a bare twig in early spring	Laura Clark	CC BY 4.0, cropped	Wikimedia Commons
	Western Soapberry Western soapberry (Sapindus saponaria var. drummondii) long pinnate leaves lit by autumn sun	Alice Wondrak-Biel	CC BY 2.0, cropped	Wikimedia Commons
	White Fringetree White fringetree (Chionanthus virginicus) leaves with a cluster of fringe-like white flowers	Agnieszka Kwiecień	CC BY-SA 4.0, cropped	Wikimedia Commons
	White Oak White oak (Quercus alba) twig of fall leaves in wine red, the lobes rounded and bristle-free, pines and woods behind	Blue Whale Trees	—	—
	White Wicky White wicky (Kalmia cuneata) botanical plate of white cup flowers ringed in red on leafy shoots	Matilda Smith	Public domain	Wikimedia Commons
	Wild Black Currant Wild black currant (Ribes americanum) clusters of young green berries hanging among lobed leaves	Ryan Hodnett	CC BY-SA 4.0, cropped	Wikimedia Commons
	Wild Hydrangea Wild hydrangea (Hydrangea arborescens) domed heads of tiny creamy white flowers among broad toothed leaves	Douglas Goldman	CC BY-SA 4.0, cropped	Wikimedia Commons
	Willow Oak Willow oak (Quercus phellos) in October, narrow, glossy, smooth-edged leaves on slender gray twigs, red fall leaves behind	Blue Whale Trees	—	—
	Winged Elm Winged elm (Ulmus alata) sunlit twig of small, doubly toothed leaves in open woods	Jay Sturner	CC BY 2.0, cropped	Wikimedia Commons
	Winterberry Holly Winterberry (Ilex verticillata) dense red berries on bare twigs in winter	Derek Ramsey	CC BY-SA 2.5, cropped	Wikimedia Commons
	Witch Hazel Witch hazel (Hamamelis virginiana) yellow ribbon-like flowers among fall leaves	BotBln	CC BY-SA 3.0, cropped	Wikimedia Commons
	Woolly Beach Heather Woolly beach heather (Hudsonia tomentosa) gray-green scaly shoots with small yellow flowers on sand	Ryan Hodnett	CC BY-SA 4.0, cropped	Wikimedia Commons
	Woolly Huckleberry Woolly huckleberry (Gaylussacia mosieri) leafy stem with rounded leaves and a glossy black berry	Ciftonia	CC BY-SA 3.0, cropped	Wikimedia Commons
	Woolly Pawpaw Woolly pawpaw (Asimina incana) nodding creamy white flowers along a bare twig in early spring	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Yaupon Yaupon (Ilex vomitoria) red berries among small glossy evergreen leaves on gray twigs	Sonnia Hill	CC BY 2.0, cropped	Wikimedia Commons
	Yellow Anise Yellow anise (Illicium parviflorum) three nodding, cup-shaped pale yellow flowers on a green stem	Alex Abair	CC BY 4.0, cropped	Wikimedia Commons
	Yellow Birch Yellow birch (Betula alleghaniensis) shiny golden bronze bark peeling in thin, curling strips	Nichole Ouellette	CC BY 4.0, cropped	Wikimedia Commons
	Yellow Buckeye Yellow buckeye (Aesculus flava) upright clusters of yellow flowers among palmate leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons
	Yellow Honeysuckle Yellow honeysuckle (Lonicera flava) whorl of yellow flowers turning orange on a joined leaf disk	Eric Hunt	CC BY-SA 4.0, cropped	Wikimedia Commons
	Yellowwood Yellowwood (Cladrastis kentukea) hanging clusters of white flowers among the leaves	Krzysztof Ziarnek	CC BY-SA 4.0, cropped	Wikimedia Commons

Article photos

Photo	Article	Author	License	Source
	A native food forest: the layers and the species Green pawpaw fruits hanging from a slender trunk among large, pale green leaves lit from above in a wild pawpaw patch	Cbarlow	CC BY-SA 4.0	Wikimedia Commons
	A native food forest: the layers and the species Riverbank grape shoots with toothed, lobed leaves and long curling tendrils reaching upward in bright sun against a dark wall	Ryan Hodnett	CC BY-SA 4.0	Wikimedia Commons
	A native food forest: the layers and the species Three ripe orange persimmons hanging in a cluster among dark, sunlit leaves on a wild tree	Fritzflohrreynolds	CC BY-SA 3.0	Wikimedia Commons
	A native food forest: the layers and the species Cluster of four green pawpaw fruits hanging under large drooping leaves in the shade of the canopy	Blue Whale Trees	—	—
	A sapling in a pot: how long it can wait, how to pot it up, and how to bring it through winter Pawpaw seedlings with broad, drooping leaves growing in a tall black nursery pot set on a sunny lawn	Qwertzu111111	CC BY-SA 4.0	Wikimedia Commons
	A sapling in a pot: how long it can wait, how to pot it up, and how to bring it through winter The underside of a sapling's root ball held in a hand, its roots circling the rim in the shape of the pot	Suresh Khole	CC BY-SA 4.0	Wikimedia Commons
	A tree dripping sap, sticky drops or white foam: honeydew, slime flux and bleeding wounds A dark, wet streak running down a moss-covered trunk from a crack in the bark, in a leafless winter wood	Rosser1954	CC BY-SA 4.0	Wikimedia Commons
	A tree dripping sap, sticky drops or white foam: honeydew, slime flux and bleeding wounds A beech branch coated in white woolly aphids, with leaves below blackened by a sooty fungus	Katja Schulz	CC BY 2.0	Wikimedia Commons
	A tree dripping sap, sticky drops or white foam: honeydew, slime flux and bleeding wounds Clear drops of sap hanging from the tips of thin, bare birch twigs in early spring	Ben Harris	CC0	Wikimedia Commons
	A tree dying from the top down: crown dieback in an established tree A birch on a school lawn, its top bare and dead above a lower crown still in green leaf, beside a full green tree	Mathew5000	CC BY-SA 3.0	Wikimedia Commons
	A tree dying from the top down: crown dieback in an established tree Two big oaks on a suburban street in spring, one in full green leaf and the one beside it nearly bare	Famartin	CC BY-SA 3.0	Wikimedia Commons
	A tree for a birth, a wedding or in memory of someone: the long-lived natives and their size at twenty years Lone bur oak with a broad, rounded crown beside a country road in a green field under storm clouds	Heath Cajandig	CC BY 2.0	Wikimedia Commons
	A tree for a birth, a wedding or in memory of someone: the long-lived natives and their size at twenty years Small concrete marker with a weathered bronze plaque wedged between thick roots at the base of an old tree	Throggmorton	CC BY-SA 4.0	Wikimedia Commons
	A tree struck by lightning: what the strike does, which trees it finds, and whether the tree lives Dead trunk split open from the top down a long dark cleft, seen from below in leafy woods, jagged splintered wood inside	Blue Whale Trees	—	—
	A tree struck by lightning: what the strike does, which trees it finds, and whether the tree lives Base of a black walnut trunk with a narrow strip of bark torn away to the ground and shredded wood showing	Geo Lightspeed7	CC BY-SA 4.0	Wikimedia Commons
	A tree struck by lightning: what the strike does, which trees it finds, and whether the tree lives Shattered top of a dead trunk seen from below, splintered wood and torn bark against the sky, bare gray wood with long cracks	Blue Whale Trees	—	—
	About Young blueberry bush seen from above, with clusters of unripe green berries, in a bare-soil nursery bed behind deer netting	Blue Whale Trees	—	—
	About Oak seedlings in root-pruning pouches crowded in trays along a brick edging, large blunt-toothed leaves, a few browning	Blue Whale Trees	—	—
	Beech leaf disease: the striped leaves, how far it has spread, and whether to plant beech now Beech shoot with leaves striped by pale yellow-green bands between the side veins, over a forest floor	Kristen Wickert, USDA Forest Service	Public domain	Wikimedia Commons
	Beech leaf disease: the striped leaves, how far it has spread, and whether to plant beech now Gray beech trunk with bark broken into rough, cracked and scaly patches, young beech leaves behind it	Lynn Harper	CC0	Wikimedia Commons
	Beech leaf disease: the striped leaves, how far it has spread, and whether to plant beech now Light green beech leaves on a sapling branch, banded darker green between the side veins and slightly puckered	gwt2102	CC BY-SA 4.0	Wikimedia Commons
	Borers in a young or stressed tree: the signs, the trees they pick, and what keeps them out White birch bark with thin dark streaks and one small, dark exit hole with a flat side, shaped like a capital D	Whitney Cranshaw, Colorado State University	CC BY 3.0 US	Wikimedia Commons
	Borers in a young or stressed tree: the signs, the trees they pick, and what keeps them out Split, peeling bark on a trunk opening onto a winding, S-shaped tunnel packed with pale, sawdust-like frass	judygva (back in town and trying to catch up)	CC BY 2.0	Wikimedia Commons
	Borers in a young or stressed tree: the signs, the trees they pick, and what keeps them out An ash trunk with its outer bark chipped away to pale inner bark, a cream-colored larva half out of its tunnel	USDAgov	Public domain	Wikimedia Commons
	Bur oak vs white oak: leaves, acorns, size, growth, lifespan and which to plant Two young bur oak acorns wrapped in shaggy fringed cups on a twig among dark green, deeply notched leaves	MONGO	Public domain	Wikimedia Commons
	Bur oak vs white oak: leaves, acorns, size, growth, lifespan and which to plant White oak twig with two yellow-green acorns in knobby brown cups below a leaf with long, rounded lobes	Dcrjsr	CC BY 4.0	Wikimedia Commons
	Bur oak vs white oak: leaves, acorns, size, growth, lifespan and which to plant Lone white oak on a lawn in late fall, its short trunk parting into long limbs that spread far and wide	Melissa McMasters	CC BY 2.0	Wikimedia Commons
	Bur oak vs white oak: leaves, acorns, size, growth, lifespan and which to plant Small, round-crowned bur oaks standing in dry golden grass among taller ponderosa pines under a pale sky	Matt Lavin	CC BY-SA 2.0	Wikimedia Commons
	Bur oak vs white oak: leaves, acorns, size, growth, lifespan and which to plant Bur oak seedling in grass seen from above in bright sun, its new leaves flushed bronze-red with pale veins and rounded lobes	Blue Whale Trees	—	—
	Bur oak vs white oak: leaves, acorns, size, growth, lifespan and which to plant Bur oak leaf with deep middle sinuses below a broad top of shallow, rounded lobes, yellowing in fall	Blue Whale Trees	—	—
	Bur oak vs white oak: leaves, acorns, size, growth, lifespan and which to plant White oak leaves in fall, their rounded, bristle-free lobes turning pink, red and wine red among the green	Blue Whale Trees	—	—
	Burls: what makes the big knobs on a trunk, and do they harm the tree? Large rough burl bulging from the trunk of an eastern cottonwood, with green leaves and sky around it	Laurent Bélanger	CC BY-SA 4.0	Wikimedia Commons
	Burls: what makes the big knobs on a trunk, and do they harm the tree? Young chestnut trunk with two patches of cracked, orange-brown dead bark low down and smooth gray bark above	Daderot	Public domain	Wikimedia Commons
	Burls: what makes the big knobs on a trunk, and do they harm the tree? Sheet of reddish burl veneer, clusters of small dark eyes with the grain swirling around each one	Philipp Zinger	CC BY-SA 4.0	Wikimedia Commons
	Burls: what makes the big knobs on a trunk, and do they harm the tree? Large rounded burl with cracked, lichen-flecked bark bulging from the base of a tulip tree's trunk among ferns	Blue Whale Trees	—	—
	Burls: what makes the big knobs on a trunk, and do they harm the tree? Knobby burl swelling all the way around a gray trunk above the leaf litter, its rough bark unbroken, a vine beside it	Blue Whale Trees	—	—
	Can you plant a live Christmas tree after the holidays? Yes, if it has roots and a hole dug in fall Rows of young Fraser fir Christmas trees covering a rolling hillside under a blue sky with white clouds	Soil-Science.info on Flickr (USDA Natural Resources Conservation Service)	CC BY 2.0	Wikimedia Commons
	Can you plant a live Christmas tree after the holidays? Yes, if it has roots and a hole dug in fall A young eastern red cedar, dense and dark green, standing alone in a hillside field of tan grass	Nicholas A. Tonelli	CC BY 2.0	Wikimedia Commons
	A year-by-year care calendar for a newly planted tree, from the day it arrives to its fifth spring Rows of white tree tubes on stakes across a meadow of yellow wildflowers along a leafy woodland edge	USDAgov	Public domain	Wikimedia Commons
	A year-by-year care calendar for a newly planted tree, from the day it arrives to its fifth spring Young oak inside a tall cylinder of green welded wire, fallen oak leaves at its foot in the grass	Blue Whale Trees	—	—
	A year-by-year care calendar for a newly planted tree, from the day it arrives to its fifth spring Reddish winter twig of striped maple ending in a red bud, with bands of pale scar rings along the stem	Rob Routledge, Sault College, Bugwood.org	CC BY 3.0	Wikimedia Commons
	Caterpillars on a tree: tents, webs and bare branches, and when to leave them Small dark, hairy caterpillars clustered on a white silk tent in the fork of a branch against a blue sky	Rhododendrites	CC BY-SA 4.0	Wikimedia Commons
	Caterpillars on a tree: tents, webs and bare branches, and when to leave them An oak with bare gray branches standing on a green lawn among other trees in full leaf	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Caterpillars on a tree: tents, webs and bare branches, and when to leave them Loose gray silk wrapped over the end of a leafy branch above a river, with chewed brown leaves inside	Ryan Hodnett	CC BY-SA 4.0	Wikimedia Commons
	Caterpillars on a tree: tents, webs and bare branches, and when to leave them Two tan bagworm bags covered in dead juniper scales hanging from a green juniper twig, a pupal case poking from one	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Chinese chestnut: size, growth rate, bark, and how it differs from the American chestnut Green spiny burs of Chinese chestnut developing among the leaves in summer	Plant Image Library	CC BY-SA 2.0	Wikimedia Commons
	Chinese chestnut: size, growth rate, bark, and how it differs from the American chestnut Two glossy dark brown Chinese chestnuts side by side, each with a pale rough scar at the base	Dinkun Chen	CC BY-SA 4.0	Wikimedia Commons
	Chinese chestnut: size, growth rate, bark, and how it differs from the American chestnut Glossy oval Chinese chestnut leaves with short even teeth on a spring branch against blue sky	MONGO	Public domain	Wikimedia Commons
	Chinese chestnut: size, growth rate, bark, and how it differs from the American chestnut Gray furrowed bark of a mature Chinese chestnut trunk, its ridges interlacing loosely	MONGO	Public domain	Wikimedia Commons
	Chinquapin oak vs chestnut oak: leaves, acorns, bark, soil, lifespan and which to plant Three ripe chinquapin oak acorns, glossy brown nuts in knobby tan cups, among leaves with wavy, toothed edges	Patrick Alexander	CC0	Wikimedia Commons
	Chinquapin oak vs chestnut oak: leaves, acorns, bark, soil, lifespan and which to plant Backlit chestnut oak leaves on a branch, their edges cut into rounded, even teeth, a few leaves turning yellow	Katja Schulz	CC BY 2.0	Wikimedia Commons
	Chinquapin oak vs chestnut oak: leaves, acorns, bark, soil, lifespan and which to plant Massive old chinquapin oak in a mown field, its short, thick trunk parting into long limbs that spread wide and low	Tameraclark	CC BY-SA 4.0	Wikimedia Commons
	Chinquapin oak vs chestnut oak: leaves, acorns, bark, soil, lifespan and which to plant Thick, dark chestnut oak bark broken into deep ridges and furrows, behind a spray of young, sunlit yellow-green leaves	Adellefrank	CC BY-SA 4.0	Wikimedia Commons
	Chinquapin oak vs chestnut oak: leaves, acorns, bark, soil, lifespan and which to plant Young dwarf chinquapin oak from above inside a wire cage, its broad, wavy-toothed leaves yellowing in patches	Blue Whale Trees	—	—
	Chinquapin oak vs chestnut oak: leaves, acorns, bark, soil, lifespan and which to plant Green chestnut oak acorn in a thin, warty cup covering about a third of the nut, on a twig of toothed leaves on rock	Blue Whale Trees	—	—
	Chinquapin or chestnut: telling the four we grow apart American chestnuts heaped beside two opened spiny burs and a fan of leaves with coarse, bristle-tipped teeth	Timothy Van Vliet	CC BY-SA 3.0	Wikimedia Commons
	Chinquapin or chestnut: telling the four we grow apart Allegheny chinquapin burs, each showing one dark nut, and three loose nuts in an open palm above a ruler	Alex Abair	CC BY 4.0	Wikimedia Commons
	Chinquapin or chestnut: telling the four we grow apart Young chestnut trunk with split bark and a patch of tiny orange fruiting bodies of the blight fungus	Claudette Hoffman	CC BY-SA 3.0	Wikimedia Commons
	Chinquapin or chestnut: telling the four we grow apart American chestnut leaves seen from below against a pale sky, long, tapered and backlit, each coarse tooth ending in a bristle	Blue Whale Trees	—	—
	Chinquapin or chestnut: telling the four we grow apart Three split Chinese chestnut burs with stiff yellow spines, each holding two or three glossy brown nuts, on grass	David Ohmer	CC BY 2.0	Wikimedia Commons
	Chinquapin or chestnut: telling the four we grow apart American chestnut sprout with long, coarsely toothed leaves rising from the mossy base of an older stem	Blue Whale Trees	—	—
	The deepest-rooted native trees: how deep oak, hickory, walnut and pine roots really go Three young longleaf pines as dense tufts of long green needles at ground level among fallen pine needles	Chris M Morris	CC BY 2.0	Wikimedia Commons
	The deepest-rooted native trees: how deep oak, hickory, walnut and pine roots really go Old pine stumps lying on their sides in a field, their thick roots spreading wide and short from each base	U.S. National Archives and Records Administration	Public domain	Wikimedia Commons
	The deepest-rooted native trees: how deep oak, hickory, walnut and pine roots really go A fallen tree's upturned root plate, thin and covered in moss, tipped up among ferns in a swamp forest	Joshua Mayer	CC BY-SA 2.0	Wikimedia Commons
	Drought and an established tree: where to water, how much, leaf scorch, and the year after A broad green pin oak above a roadside lawn, the grass dry and tan in a wide band well past its branches	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Drought and an established tree: where to water, how much, leaf scorch, and the year after A tall maple beside a house, its crown turned yellow in summer next to a green tree, fallen leaves below	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Drought and an established tree: where to water, how much, leaf scorch, and the year after A green sycamore leaf with a tan, dead blotch spreading out from the midrib along the veins	Clemson University	Public domain	Wikimedia Commons
	Epicormic buds: the sprouts that appear after damage or new sunlight Oak trunk hidden under a dense thicket of thin epicormic twigs in winter	Rosser1954	CC BY-SA 4.0	Wikimedia Commons
	Epicormic buds: the sprouts that appear after damage or new sunlight Leafless tree with dozens of thin vertical sprouts growing from its trunks and lower limbs	Tim Kiser	CC BY-SA 4.0	Wikimedia Commons
	Epicormic buds: the sprouts that appear after damage or new sunlight Freshly cut chestnut stump with pale cut faces and red new shoots rising from its base	Charlesdrakew	CC BY-SA 4.0	Wikimedia Commons
	Epicormic buds: the sprouts that appear after damage or new sunlight Tall furrowed pin oak trunk seen from below, short leafy sprouts growing straight out of its bark beside a vine	Blue Whale Trees	—	—
	Find the root flare: how deep to plant a tree, and how to uncover one planted too deep Old willow oak on a sunlit lawn, its knobby trunk spreading at the ground into thick buttress roots, narrow leaves overhead	Blue Whale Trees	—	—
	Find the root flare: how deep to plant a tree, and how to uncover one planted too deep Root ball lifted out of a pot and held in a hand, its roots wrapped around the sides in the shape of the pot	Suresh Khole	CC BY-SA 4.0	Wikimedia Commons
	Find the root flare: how deep to plant a tree, and how to uncover one planted too deep Tree trunk rising from an old mound of mulch, with roots growing out of the mound and around its base	NY State IPM Program at Cornell University	CC BY 2.0	Wikimedia Commons
	Frost cracks and sunscald: why young bark splits in winter, and what a trunk wrap can and cannot do Smooth gray maple bark split lengthwise by a pale, wrinkled seam, with rust-colored streaks running down	Rosser1954	CC BY-SA 4.0	Wikimedia Commons
	Frost cracks and sunscald: why young bark splits in winter, and what a trunk wrap can and cannot do Young gray-green ash trunk with a long vertical strip of dead brown bark, sunken and split down the middle	Rosser1954 Roger Griffith	Public domain	Wikimedia Commons
	Frost cracks and sunscald: why young bark splits in winter, and what a trunk wrap can and cannot do Rough trunk in leafy woods, a broad band of smoother bark down its middle tapering to a point, split by one long closed seam	Blue Whale Trees	—	—
	Fungus on a tree is not a death sentence Bright orange shelves of sulfur polypore fungus growing from the trunk of a living oak	George Chernilevsky	CC BY 4.0	Wikimedia Commons
	Fungus on a tree is not a death sentence Large layered conks with cracked gray-brown tops stacked at the foot of a furrowed trunk in leaf litter	Blue Whale Trees	—	—
	Fungus on a tree is not a death sentence Fresh-cut end of a limb, a dark irregular column of old wood inside pale sound wood, sawdust scattered on its gray bark	Blue Whale Trees	—	—
	Fungus on a tree is not a death sentence Hollow old trunk, open to a shell with a long dark slit and broken stubs, carrying a full green crown on a sunlit lawn	Blue Whale Trees	—	—
	A glossary of the words we use about trees Hairy gray viburnum twig held upright, two purple leaf stalks rising opposite each other around a small felted end bud	Blue Whale Trees	—	—
	The habitat around a tree is part of the tree Smooth gray beech root flare spreading into leaf litter, dead sticks and stones	Famartin	CC BY-SA 4.0	Wikimedia Commons
	The habitat around a tree is part of the tree A red squirrel sitting on a brush pile of branches and sticks at a woodland edge	U.S. Fish and Wildlife Service - Midwest Region	Public domain	Wikimedia Commons
	The habitat around a tree is part of the tree Long fallen log, weathered and green with moss, lying on a forest floor among leaf litter and young trees in dappled light	Blue Whale Trees	—	—
	The habitat around a tree is part of the tree Twisted steel wire sunk into the rough gray bark of a tree trunk, wood grown over both ends	David R. Tribble	CC BY-SA 3.0	Wikimedia Commons
	The habitat around a tree is part of the tree Base of a big trunk flaring into thick, mossy root buttresses above leaf litter in summer woods	Blue Whale Trees	—	—
	Herbicide damage on trees: cupped leaves, weed-and-feed, drift from a neighbor’s lawn, and recovery Green shoot tips of a lantana shrub bent into hooks and loops above its broad, wrinkled leaves	Mark Marathon	CC BY-SA 3.0	Wikimedia Commons
	Herbicide damage on trees: cupped leaves, weed-and-feed, drift from a neighbor’s lawn, and recovery Curled clusters of American elm leaves coated in white wax and dark aphids, beside flat green leaves	Account for test	CC BY-SA 4.0	Wikimedia Commons
	How fast native trees grow: a year’s growth by species, soil and sun Trail through a grove of dark green American holly saplings under tall bare hardwoods in late winter	Famartin	CC BY-SA 4.0	Wikimedia Commons
	How fast native trees grow: a year’s growth by species, soil and sun Longleaf pine seedling in its grass stage, a round tuft of long green needles around a bud at ground level	Larry D. Moore	CC BY 4.0	Wikimedia Commons
	How fast native trees grow: a year’s growth by species, soil and sun Reddish striped maple twig ending in two red buds, with rings of scars at intervals along the stem	Rob Routledge, Sault College, Bugwood.org	CC BY 3.0	Wikimedia Commons
	How floodplain trees survive high water Dozens of mossy bald cypress knees rising from the brown water of a wooded swamp, their reflections on the still surface	Blue Whale Trees	—	—
	How floodplain trees survive high water Tall bottomland hardwood trunks standing in still floodwater under a full green canopy in spring, mirrored in the dark water	Blue Whale Trees	—	—
	How floodplain trees survive high water Overcup oak acorn almost wholly enclosed by its cup, lying among fallen leaves	Cossey25	CC BY-SA 4.0	Wikimedia Commons
	How floodplain trees survive high water Leafless bottomland trees standing in clear winter floodwater over a floor of fallen brown leaves	Blue Whale Trees	—	—
	How old is that tree, really? Huge open-grown white oak in a field, its low limbs spreading wider than it is tall	Marty Aligata	CC BY-SA 4.0	Wikimedia Commons
	How old is that tree, really? Weathered cut end of a large log in green undergrowth, showing growth rings and a dark heartwood core inside paler sapwood	Blue Whale Trees	—	—
	How old is that tree, really? Looking up into the spreading crown of a white oak from its buttressed base, thick gray limbs reaching out, blue sky behind	Blue Whale Trees	—	—
	How old is that tree, really? Base of a big American beech, smooth light gray bark flaring into thick roots over fallen copper leaves	Blue Whale Trees	—	—
	How old is that tree, really? Fresh-cut end of a log in leaf litter, its orange wood showing fine growth rings from the thin bark in to the center	Blue Whale Trees	—	—
	How trees defend themselves Long straight thorns along a hawthorn twig, silhouetted against a blue sky	Agnieszka Kwiecień	CC BY-SA 4.0	Wikimedia Commons
	How trees defend themselves Long branched thorns bristling from the bark of a honey locust trunk	MONGO	Public domain	Wikimedia Commons
	How trees defend themselves Sweetgum twigs against a blue sky, each edged with thick, dark corky wings	Gmihail	CC BY-SA 3.0 RS	Wikimedia Commons
	How trees defend themselves Round shallow cavity in a trunk, dark old wood ringed by a thick rolled rim of new wood, the bark around it deeply ridged	Blue Whale Trees	—	—
	How trees defend themselves Two pitch pine cones in an open hand on a woodland path, one opened wide and one still closed, dry pine needles across them	Blue Whale Trees	—	—
	Ice and snow on trees: what to do with a bent, split or broken tree after a storm Paper birch arched over under a thick coat of ice and snow, its crown bent down to the snowy ground	KatieThebeau	CC BY 2.0	Wikimedia Commons
	Ice and snow on trees: what to do with a bent, split or broken tree after a storm Thin branches and twigs encased in clear ice, small icicles hanging from the tips, against a gray sky	Andre Carrotflower	CC BY-SA 4.0	Wikimedia Commons
	Ice and snow on trees: what to do with a bent, split or broken tree after a storm Small tree split at its forks at night, its broken stems pale and jagged above branches beaded with ice	Andrew Joseph	CC BY-SA 3.0	Wikimedia Commons
	Invasive or native? Telling tree of heaven, white mulberry, Norway maple, mimosa and Callery pear from the natives they resemble A sumac leaf with narrow toothed leaflets above a tree of heaven leaf with broader, smooth-edged leaflets	Dr. Leslie J. Mehrhoff (1950-2010), University of Connecticut, Bugwood.org	CC BY 3.0 US	Wikimedia Commons
	Invasive or native? Telling tree of heaven, white mulberry, Norway maple, mimosa and Callery pear from the natives they resemble Fingers pinching the base of a snapped maple leaf stalk, with a drop of milky white sap beading at the break	CheapCamera	CC BY 4.0	Wikimedia Commons
	Invasive or native? Telling tree of heaven, white mulberry, Norway maple, mimosa and Callery pear from the natives they resemble White five-petaled Callery pear flowers in a cluster, each with a ring of purple-tipped stamens at its center	Alex Abair	CC BY 4.0	Wikimedia Commons
	Invasive or native? Telling tree of heaven, white mulberry, Norway maple, mimosa and Callery pear from the natives they resemble A red mulberry leaf's dark, puckered top above the paler underside of another, its raised veins hairy, against black	Douglas Goldman	CC BY-SA 4.0	Wikimedia Commons
	Invasive or native? Telling tree of heaven, white mulberry, Norway maple, mimosa and Callery pear from the natives they resemble A cluster of pale violet, trumpet-shaped princess tree flowers with fuzzy brown cups, on a branch before green leaves	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Invasive or native? Telling tree of heaven, white mulberry, Norway maple, mimosa and Callery pear from the natives they resemble Staghorn sumac leaves of many narrow leaflets, each finely toothed along its whole edge, on reddish stalks	Blue Whale Trees	—	—
	Invasive or native? Telling tree of heaven, white mulberry, Norway maple, mimosa and Callery pear from the natives they resemble American elm leaves on a shoot, each edge double-toothed, with small teeth on the large ones between straight side veins	Blue Whale Trees	—	—
	Invasive vines and shrubs are what is killing your woods Bush honeysuckle branches dense with paired green leaves drawn to fine tips, a cluster of red berries behind them	Blue Whale Trees	—	—
	Invasive vines and shrubs are what is killing your woods Dead tree crown draped in oriental bittersweet vines loaded with orange-red fruit	Richard Rowley, Glastonbury Partners in Planting, Bugwood.org	CC BY 3.0	Wikimedia Commons
	Invasive vines and shrubs are what is killing your woods Green burning bush stem lined with broad, flat corky wings and paired side twigs, bare woods behind	Katja Schulz	CC BY 2.0	Wikimedia Commons
	Invasive vines and shrubs are what is killing your woods Japanese honeysuckle vine with paired white and yellow flowers and pink buds above a mat of periwinkle leaves, wet with drops	Blue Whale Trees	—	—
	Invasive vines and shrubs are what is killing your woods Thick, twisting wild grape vine with shredding reddish bark curving over a slope of hay-scented ferns	Blue Whale Trees	—	—
	Is my bald cypress dead? The conifers that drop every needle in fall, and when brown means trouble Crown of a tall bald cypress, its feathery needles turned rust-orange, against a clear blue sky	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Is my bald cypress dead? The conifers that drop every needle in fall, and when brown means trouble Eastern white pine branches with green needle tufts at the tips and older needles turned yellow behind them	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Is my bald cypress dead? The conifers that drop every needle in fall, and when brown means trouble Leyland cypress stem with a strip of bark pared away, a long reddish-brown streak of dead tissue in pale wood	Robert L. Anderson, USDA Forest Service, Bugwood.org	CC BY 3.0 US	Wikimedia Commons
	Is my new tree dying or just in shock? The first year’s signs, the scratch test and what to do Row of red maples turned orange and red behind a wooden rail fence, above a dry brown lawn	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Is my new tree dying or just in shock? The first year’s signs, the scratch test and what to do Crown of a red maple with nearly all of its leaves turned yellow, against a deep blue sky	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Is my new tree dying or just in shock? The first year’s signs, the scratch test and what to do Pin oak branches against a blue sky, their young spring leaves hanging limp and shriveled after a frost	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Juglone: which plants a black walnut poisons, how far its reach goes, and what to plant beneath it Two young spruces on a lawn, one bare and brown low down, with a black walnut trunk at the left edge	SB_Johnny	CC BY-SA 3.0	Wikimedia Commons
	Juglone: which plants a black walnut poisons, how far its reach goes, and what to plant beneath it Black walnut husks rotting dark brown and black in winter grass among fallen leaves and twigs	Chris Light	CC BY-SA 4.0	Wikimedia Commons
	Juglone: which plants a black walnut poisons, how far its reach goes, and what to plant beneath it Cut disc of black walnut wood on white, dark brown growth rings inside a pale yellowish outer band	Roger Culos	CC BY-SA 3.0	Wikimedia Commons
	Turning lawn into a native tree and shrub planting Flattened cardboard sheets laid in overlapping rows over bare ground beside green lawn, the first layer of a new bed	Natureln	CC BY-SA 4.0	Wikimedia Commons
	Turning lawn into a native tree and shrub planting Grass clippings spread in a thick layer over cardboard on a long new bed beside a mown lawn, in afternoon sun	Natureln	CC BY-SA 4.0	Wikimedia Commons
	Turning lawn into a native tree and shrub planting Two low beds of soil sealed under clear plastic sheeting on bare, sandy ground, with green grass growing around them	RAHUL143	CC BY-SA 4.0	Wikimedia Commons
	Turning lawn into a native tree and shrub planting Woolly fern fiddleheads uncurling on tall stalks among evergreen fern fronds and fallen oak leaves	Blue Whale Trees	—	—
	Leaf litter, not wood chips, under the canopy Layer of brown fallen leaves covering the ground, seen from directly above	Aniket Deole anik3t	CC0	Wikimedia Commons
	Leaf litter, not wood chips, under the canopy Brown fallen leaves carpeting a woodland floor between dark tree trunks	Ryan Hodnett	CC BY-SA 4.0	Wikimedia Commons
	Leaf litter, not wood chips, under the canopy A star-shaped orange sweetgum leaf and a green one lying on a bed of brown fallen oak leaves	Blue Whale Trees	—	—
	Leaf litter, not wood chips, under the canopy Banded red-brown bracket fungi running along a fallen log half buried in brown leaf litter	Blue Whale Trees	—	—
	Lichen and moss on bark: harmless, and what they say A pale gray-green leafy lichen spread flat across rough, dark tree bark	Ryan Hodnett	CC BY-SA 4.0	Wikimedia Commons
	Lichen and moss on bark: harmless, and what they say Bright green moss covering the lower trunk of a tree, with brown bark showing through in patches	Bukky658	CC BY-SA 4.0	Wikimedia Commons
	Marcescence: why young beeches and oaks keep their dead leaves all winter Young American beech holding its dead, papery leaves through winter, backlit on layered horizontal branches	Dcrjsr	CC BY 3.0	Wikimedia Commons
	Marcescence: why young beeches and oaks keep their dead leaves all winter Two pin oaks side by side in midwinter, one bare and one still covered in dead brown leaves	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Marcescence: why young beeches and oaks keep their dead leaves all winter Young beeches holding pale dead leaves in snow among dark evergreens, beneath tall, bare beech trunks and a deep blue sky	Blue Whale Trees	—	—
	Mast years: why oaks, hickories and beech bear a huge crop one fall and almost none the next White oak acorns and their empty caps lying thick on bare soil among fallen oak leaves	Dcrjsr	CC BY 3.0	Wikimedia Commons
	Mast years: why oaks, hickories and beech bear a huge crop one fall and almost none the next Two green acorns in scaly brown caps on a red oak twig, with oak leaves blurred behind them	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Mast years: why oaks, hickories and beech bear a huge crop one fall and almost none the next Acorn in a scaly cap with a round exit hole, and a pale weevil larva lying beside it on a wooden table	Alfonex	CC BY-SA 4.0	Wikimedia Commons
	Mulch around a tree: how deep, how wide, how far from the trunk, and what rock, fabric and rings do Old oak coming into leaf on a park lawn, a wide flat ring of wood-chip mulch spread around its trunk	Lamiot	CC BY-SA 4.0	Wikimedia Commons
	Mulch around a tree: how deep, how wide, how far from the trunk, and what rock, fabric and rings do Street tree trunk rising from a flat strip of wood-chip mulch beside a parked car, daffodils at one end	Wil540 art	CC BY-SA 4.0	Wikimedia Commons
	Mulch around a tree: how deep, how wide, how far from the trunk, and what rock, fabric and rings do Mulch piled in a tall cone against the trunk of a young tree, a mulch volcano	NY State IPM Program at Cornell University	CC BY 2.0	Wikimedia Commons
	Multistem or single stem? Sometimes the trunk is hiding the answer Two moss-covered hornbeam trunks rising from one base on a leaf-covered forest floor	Moinats	CC BY-SA 4.0	Wikimedia Commons
	Multistem or single stem? Sometimes the trunk is hiding the answer Massive white oak trunk splitting into two near-equal stems in a tight V, a long bark seam running down from the fork	Blue Whale Trees	—	—
	Multistem or single stem? Sometimes the trunk is hiding the answer Two elm stems pressed together, bark pinched into a dark seam running down the union	Ptelea	Public domain	Wikimedia Commons
	Multistem or single stem? Sometimes the trunk is hiding the answer Two lichen-crusted trunks of nearly equal size rising from one base in a tight V on a lawn, a bark seam between them	Blue Whale Trees	—	—
	Multistem or single stem? Sometimes the trunk is hiding the answer Two tall southern red oak trunks rising side by side from one base in summer woods, pressed together along a seam	Blue Whale Trees	—	—
	Mushrooms at the base of a tree: the few that mean root rot, and the many that do not Brown, ruffled clusters of hen of the woods ringing the base of a lichen-covered oak trunk in mossy grass	Keith Miklas	CC BY-SA 3.0	Wikimedia Commons
	Mushrooms at the base of a tree: the few that mean root rot, and the many that do not Lumpy red-brown reishi conks with broad cream-white rims, growing from dark soil against old wood	Patrick Harvey	CC BY-SA 3.0	Wikimedia Commons
	Mushrooms at the base of a tree: the few that mean root rot, and the many that do not Large shelf fungus with a mossy, cracked red-brown top and a pale underside, jutting from the furrowed bark of an old trunk	Blue Whale Trees	—	—
	Mushrooms at the base of a tree: the few that mean root rot, and the many that do not Two frilly orange chicken of the woods rosettes, one large, on leaf litter at the foot of a decaying trunk riddled with holes	Blue Whale Trees	—	—
	Mushrooms at the base of a tree: the few that mean root rot, and the many that do not Flat, lumpy gray crust of brittle cinder with a thick white rim, spread over damp wood beside moss	Gordon C. Snelling	CC BY 4.0	Wikimedia Commons
	Mushrooms at the base of a tree: the few that mean root rot, and the many that do not Dense cluster of honey-brown mushroom caps with darker centers heaped against the dark base of a tree trunk	FatalFit	CC0	Wikimedia Commons
	Nativars or straight species: what wildlife gets from each Dark reddish purple ninebark leaves, lobed and toothed, around clusters of round green flower buds	Photo by David J. Stang	CC BY-SA 4.0	Wikimedia Commons
	Nativars or straight species: what wildlife gets from each A large round head of white hydrangea flowers in front of green leaves and paler heads	Hameltion	CC BY-SA 4.0	Wikimedia Commons
	Native fruit and nut trees to grow and eat: what each bears, when it starts, and which need a partner Two green pawpaws hanging at the tip of a branch above a bunch of long, drooping leaves in summer sun, a dirt path behind	Blue Whale Trees	—	—
	Native fruit and nut trees to grow and eat: what each bears, when it starts, and which need a partner Two round orange-pink persimmons hanging from a bare twig in front of blurred red and gold fall leaves	Katja Schulz	CC BY 2.0	Wikimedia Commons
	Native fruit and nut trees to grow and eat: what each bears, when it starts, and which need a partner A cluster of young American hazelnuts in pale green leafy husks among toothed hazel leaves on a branch	Steven Katovich, USDA Forest Service, Bugwood.org	CC BY-SA 3.0	Wikimedia Commons
	Native fruit and nut trees to grow and eat: what each bears, when it starts, and which need a partner Chinquapin branch seen from below against blue sky, with toothed backlit leaves, long pale catkins and small spiny young burs	Blue Whale Trees	—	—
	Native hedges, screens and windbreaks: which trees to use and how far apart to set them Black elderberry shrubs in a dense thicket at a woodland edge, dotted with flat white flower clusters	SB_Johnny	CC BY-SA 3.0	Wikimedia Commons
	Native hedges, screens and windbreaks: which trees to use and how far apart to set them Bare winterberry stems crowded with bright red berries in December, with dry grass behind them	Arlington National Cemetery	Public domain	Wikimedia Commons
	Native hedges, screens and windbreaks: which trees to use and how far apart to set them Rows of shrubs, blue-green conifers and tall leafy trees sheltering a red barn and a white farmhouse	Lynn Betts, USDA Natural Resources Conservation Service	Public domain	Wikimedia Commons
	Native hedges, screens and windbreaks: which trees to use and how far apart to set them American holly crown thick with glossy, spiny evergreen leaves and clusters of red berries along gray branches, a lawn beyond	Blue Whale Trees	—	—
	Native hedges, screens and windbreaks: which trees to use and how far apart to set them Arrowwood viburnum shoots with coarsely toothed leaves and flat clusters of cream flower buds	Blue Whale Trees	—	—
	Which native nuts and fruit poison dogs, horses and children, and which are food White oak acorns, shiny brown and smooth, lying thick among their scaly caps on bare ground	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Which native nuts and fruit poison dogs, horses and children, and which are food Dozens of dark, rotting black walnut husks scattered over grass and fallen leaves under a tree	Geo Lightspeed7	CC BY-SA 4.0	Wikimedia Commons
	Which native nuts and fruit poison dogs, horses and children, and which are food A split leathery husk on grass holding two glossy red-brown buckeyes, each with a pale tan scar	H. Zell	CC BY-SA 3.0	Wikimedia Commons
	Which native nuts and fruit poison dogs, horses and children, and which are food Black elderberry's compound leaves with finely toothed, pointed leaflets in pairs along green stalks in a woodland understory	Blue Whale Trees	—	—
	Which native nuts and fruit poison dogs, horses and children, and which are food Bottlebrush buckeye leaves of five to seven long, finely toothed leaflets spread like the fingers of a hand	Blue Whale Trees	—	—
	Native replacements for burning bush, barberry, privet, Bradford pear, boxwood, butterfly bush and forsythia Row of burning bush shrubs in blazing crimson fall color on a mulched bed beside a lawn and a road	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native replacements for burning bush, barberry, privet, Bradford pear, boxwood, butterfly bush and forsythia Serviceberry covered in white blossoms at a meadow edge, with green pines and bare shrubs behind it	Nicholas A. Tonelli	CC BY 2.0	Wikimedia Commons
	Native replacements for burning bush, barberry, privet, Bradford pear, boxwood, butterfly bush and forsythia Boxwood with a patch of bare, leafless gray stems among its green leaves and fallen oak leaves	Matt Borden	CC BY-SA 2.0	Wikimedia Commons
	Native replacements for burning bush, barberry, privet, Bradford pear, boxwood, butterfly bush and forsythia Clusters of tiny greenish-yellow spicebush flowers along bare brown twigs beside a woodland path	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native replacements for burning bush, barberry, privet, Bradford pear, boxwood, butterfly bush and forsythia Mountain laurel covered in clusters of white and pale pink flowers among glossy evergreen leaves	Blue Whale Trees	—	—
	Native replacements for burning bush, barberry, privet, Bradford pear, boxwood, butterfly bush and forsythia Burning bush twig with paired, finely toothed leaves turning crimson, laid across an open hand in fall woods	Blue Whale Trees	—	—
	Native shrubs and trees deer usually leave alone, and why the lists disagree Row of tall arborvitae with dense green tops and bare, thin lower trunks behind a wooden picnic table	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native shrubs and trees deer usually leave alone, and why the lists disagree White mountain laurel in full bloom, a mass of shrubs with round flower clusters, some tinged pink, under tall woodland trees	Blue Whale Trees	—	—
	Native shrubs and trees deer usually leave alone, and why the lists disagree Dark green American holly leaves edged with sharp spiny teeth on thin twigs in a shaded forest	Congaree National Park	Public domain	Wikimedia Commons
	Native shrubs and trees deer usually leave alone, and why the lists disagree Young swamp chestnut oak leaf against the light, broad and cut into large, round, blunt teeth, in summer woods	Blue Whale Trees	—	—
	Native street trees: which ones take pavement, salt and drought, and how to fit one to the strip and the wires Bare trees in small soil pits along a city sidewalk, between parked cars and brick buildings	wil540	CC BY-SA 4.0	Wikimedia Commons
	Native street trees: which ones take pavement, salt and drought, and how to fit one to the strip and the wires A slender leafless young tree in a small square of soil cut into a city sidewalk beside parked cars	Wil540 art	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for dry, sandy soil: the plants of barrens and dunes, and how to grow them White sand road running through low pine barrens scrub, red autumn shrubs and small pines on both sides	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for dry, sandy soil: the plants of barrens and dunes, and how to grow them Three bright green tufts of long pine needles at ground level among fallen needles, with no visible stem	Chris M Morris	CC BY 2.0	Wikimedia Commons
	Native trees and shrubs for dry, sandy soil: the plants of barrens and dunes, and how to grow them Beach plum shrub covered in small white flowers on a sandy shore, with a bay and a far wooded shore behind	Awinch1001	CC0	Wikimedia Commons
	Native trees and shrubs for heavy clay: which take it wet, which take it dry, and how to plant them Tall, slender hardwood trunks in spring leaf standing in still floodwater that mirrors them	U.S. Fish and Wildlife Service Southeast Region	Public domain	Wikimedia Commons
	Native trees and shrubs for heavy clay: which take it wet, which take it dry, and how to plant them Bare lawn soil split into a network of dry cracks between clumps of green grass	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for heavy clay: which take it wet, which take it dry, and how to plant them Still winter floodwater over a floor of orange fallen leaves among bare trunks and their long shadows	Blue Whale Trees	—	—
	Native trees and shrubs that fix nitrogen, and the legumes that do not Round pink root nodules among the pale, tangled fine roots of a black locust, photographed against black	Ninjatacoshell	CC BY-SA 3.0	Wikimedia Commons
	Native trees and shrubs that fix nitrogen, and the legumes that do not A large round cluster of tan, finger-like root nodules and two smaller ones on an alder root, on pale blue	Rosser1954	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs that fix nitrogen, and the legumes that do not Two hanging clusters of white pea-like flowers among round leaflets on a black locust branch	Cbaile19	CC0	Wikimedia Commons
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Honey bee gripping a cluster of pale linden flowers among dark green leaves	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Honey bee clinging to a cluster of red maple flowers against a blue spring sky	Douglas W. Jones	CC0	Wikimedia Commons
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Large dark bee working pink eastern redbud flowers clustered along a bare branch	Sosanna	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Southeastern blueberry bee hanging beneath white and pink blueberry bell flowers, feet gripping the corolla	Judy Gallagher	CC BY 2.0	Wikimedia Commons
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Black gum branch in May, glossy oval leaves crowded at the twig tips, with small round green flower heads on slender stalks	Blue Whale Trees	—	—
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Black locust branches with drooping clusters of white pea flowers among pinnate leaves of oval leaflets	Blue Whale Trees	—	—
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Mountain laurel shrub in pink-white bloom among bare trees and new leaves under a deep blue sky	Blue Whale Trees	—	—
	Native trees and shrubs for bees: pollen, nectar, nesting and a bloom calendar from willow to witch hazel Sweet pepperbush shrubs with upright white flower spikes at the edge of a pond covered in duckweed	Blue Whale Trees	—	—
	Native trees and shrubs for birds: caterpillars, fruit, mast, nests and winter cover, month by month Black-capped chickadee on a branch with a small green caterpillar in its bill	Owebb44	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for birds: caterpillars, fruit, mast, nests and winter cover, month by month Cedar waxwing holding a ripening serviceberry in its bill among serviceberry leaves	U.S. Fish and Wildlife Service - Midwest Region	Public domain	Wikimedia Commons
	Native trees and shrubs for birds: caterpillars, fruit, mast, nests and winter cover, month by month Scarlet tanager in fall plumage perched among red flowering dogwood fruit and reddening leaves	Rhododendrites	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for birds: caterpillars, fruit, mast, nests and winter cover, month by month American robin perched on a leafless hawthorn branch loaded with small red fruit	Thomas G. Barnes/U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Native trees and shrubs for birds: caterpillars, fruit, mast, nests and winter cover, month by month Male pileated woodpecker at a fresh nest hole in a dead trunk covered with shelf fungi	gary_leavens	CC BY-SA 2.0	Wikimedia Commons
	Native trees and shrubs for birds: caterpillars, fruit, mast, nests and winter cover, month by month Thick native grapevine, its bark shredding in long strips, twisting up a tree trunk in summer woods, vines tangled overhead	Blue Whale Trees	—	—
	Native trees and shrubs for birds: caterpillars, fruit, mast, nests and winter cover, month by month Black gum twig with a cluster of small blue-black fruits on red stalks among glossy leaves spotted purple	Blue Whale Trees	—	—
	Native trees and shrubs for butterflies and moths: host plants first, nectar second Mourning cloak butterfly with cream-edged maroon wings open on a lichened dead limb	ShenandoahNPS	Public domain	Wikimedia Commons
	Native trees and shrubs for butterflies and moths: host plants first, nectar second Green spicebush swallowtail caterpillar with yellow false eyespots resting on a spicebush leaf	Abigail Staffelbach	CC0	Wikimedia Commons
	Native trees and shrubs for butterflies and moths: host plants first, nectar second Fat green polyphemus moth caterpillar on a twig among chewed black oak leaves	Kristof Zyskowski & Yulia Bereshpolova	CC BY 2.0	Wikimedia Commons
	Native trees and shrubs for butterflies and moths: host plants first, nectar second Plump green luna moth caterpillar lying on a dead brown leaf on the ground	Judy Gallagher	CC BY 2.0	Wikimedia Commons
	Native trees and shrubs for butterflies and moths: host plants first, nectar second Black willow with a short, dark, furrowed trunk forking into crooked stems under an airy crown of narrow leaves, in a meadow	Blue Whale Trees	—	—
	Native trees and shrubs for butterflies and moths: host plants first, nectar second Buttonbush flower heads on long stalks, one open into a white ball of tubular flowers, the rest still green	Blue Whale Trees	—	—
	Native trees and shrubs for butterflies and moths: host plants first, nectar second Swamp milkweed with clusters of small pink flowers above narrow paired leaves among tall summer grasses	Blue Whale Trees	—	—
	Native trees and shrubs for deer and wild turkey: acorns, fruit, cover and a planting plan A flock of wild turkeys walking through a winter meadow beside a river lined with bare trees	Nyttend	Public domain	Wikimedia Commons
	Native trees and shrubs for deer and wild turkey: acorns, fruit, cover and a planting plan A white-tailed deer holding a green leaf in its mouth beside a dense, shrubby woods edge	John Brian McCarthy	CC BY-SA 2.0	Wikimedia Commons
	Native trees and shrubs for deer and wild turkey: acorns, fruit, cover and a planting plan A wild turkey hen walking with three small poults across a paved road at the edge of a leafy woods	National Park Service / Luca Pfeiffer	Public domain	Wikimedia Commons
	Native trees and shrubs for deer and wild turkey: acorns, fruit, cover and a planting plan A huge open-grown white oak with a broad rounded crown standing alone on mown grass beside a road	Msact	CC BY-SA 3.0	Wikimedia Commons
	Native trees and shrubs for deer and wild turkey: acorns, fruit, cover and a planting plan Sumac branch in early fall sun, red fruit clustered along the stem, its glossy leaflets dark-spotted and some turning scarlet	Blue Whale Trees	—	—
	Native trees for insects: the beetles, wasps, cicadas and fireflies that everything else eats White oak leaf eaten down to a lace of veins, with green edges still intact	USGS Native Bee Inventory and Monitoring Laboratory	Public domain	Wikimedia Commons
	Native trees for insects: the beetles, wasps, cicadas and fireflies that everything else eats Green cone-shaped galls on a witch hazel leaf, one cut open to show the aphids inside	Katja Schulz	CC BY 2.0	Wikimedia Commons
	Native trees for insects: the beetles, wasps, cicadas and fireflies that everything else eats Brown periodical cicada nymph climbing lichen-covered oak bark before its final molt	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees for insects: the beetles, wasps, cicadas and fireflies that everything else eats Yellow and black locust borer beetle with long antennae feeding on goldenrod flowers	Lindemom1	CC BY-SA 4.0	Wikimedia Commons
	Native trees for insects: the beetles, wasps, cicadas and fireflies that everything else eats Pale bess beetle larva with an orange head crawling on bare rotting wood	Katja Schulz	CC BY 2.0	Wikimedia Commons
	Native trees for insects: the beetles, wasps, cicadas and fireflies that everything else eats Tall dead trunk rising to bare forked limbs, its gray bark crowded with small shelf fungi among fall-colored crowns	Blue Whale Trees	—	—
	Native trees for New England and New York: from the coast to the North Woods A mossy stone wall running through green hardwood forest, with ferns covering the ground beside it	Kaitlin Castillo, U.S. Space Force	Public domain	Wikimedia Commons
	Native trees for New England and New York: from the coast to the North Woods Pitch pines standing over a dense, low shrub thicket under a clear blue summer sky	Daniel Case	CC BY-SA 3.0	Wikimedia Commons
	Native trees for New England and New York: from the coast to the North Woods Tamaracks with golden autumn needles in front of dark green evergreens at the edge of a bog	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees for New England and New York: from the coast to the North Woods White cottony tufts at the bases of short, flat hemlock needles on the underside of a twig	USDA Forest Service, Eastern Region	Public domain	Wikimedia Commons
	Native trees for the Great Lakes and Midwest: Michigan, Ohio, Indiana, Illinois and Wisconsin Two broad oaks in fresh yellow-green spring leaf standing over open grassland under a blue sky	Joshua Mayer	CC BY-SA 2.0	Wikimedia Commons
	Native trees for the Great Lakes and Midwest: Michigan, Ohio, Indiana, Illinois and Wisconsin Leafless black oaks scattered over low sand dunes covered in brown grass and the first green of spring	NPS	Public domain	Wikimedia Commons
	Native trees for the Great Lakes and Midwest: Michigan, Ohio, Indiana, Illinois and Wisconsin Trunk of a dead ash with its bark fallen away, covered in winding S-shaped tunnels, in a green wet meadow	Nate Siegert, USDA Forest Service	Public domain	Wikimedia Commons
	Native trees for the Great Plains: Iowa, Nebraska, Kansas, the Dakotas, eastern Colorado and Wyoming Tallgrass prairie hills under a blue sky, a band of trees in the valley below and yellow flowers in front	U.S. Fish and Wildlife Service - Midwest Region	Public domain	Wikimedia Commons
	Native trees for the Great Plains: Iowa, Nebraska, Kansas, the Dakotas, eastern Colorado and Wyoming A river below a grassy terrace with bare hardwoods and a dark evergreen, and a ridge of ponderosa pine above	Chris Light	CC BY-SA 4.0	Wikimedia Commons
	Native trees for the Great Plains: Iowa, Nebraska, Kansas, the Dakotas, eastern Colorado and Wyoming Planted pines scattered over rolling, grassy sand hills that stretch to a flat horizon under a pale sky	Bkell	Public domain	Wikimedia Commons
	Native trees for the Great Plains: Iowa, Nebraska, Kansas, the Dakotas, eastern Colorado and Wyoming A bur oak leaf held in a hand, its veins dark and dead, with a fringed acorn cup and brown leaves behind	forager423	CC0	Wikimedia Commons
	Native trees for the Gulf Coast: Florida, Alabama, Mississippi, Louisiana and East Texas Gray bald cypress trunks with swollen bases rising from swamp water carpeted with tiny floating plants	Jan Kronsell	CC BY-SA 3.0	Wikimedia Commons
	Native trees for the Gulf Coast: Florida, Alabama, Mississippi, Louisiana and East Texas An old live oak with thick, sweeping limbs and a sparse crown among tall pines, behind a low rail fence	St. Tammany Parish Government	CC BY 2.0	Wikimedia Commons
	Native trees for the Gulf Coast: Florida, Alabama, Mississippi, Louisiana and East Texas Tall, widely spaced longleaf pines over an open savanna of rust-red and green grasses	Bill Lea	Public domain	Wikimedia Commons
	Native trees for the Mid-Atlantic: what to plant on the Coastal Plain, the Piedmont and the mountains Aerial view of long wooded ridges with farmland and a town in the valleys between them, in late autumn	James St. John	CC BY 2.0	Wikimedia Commons
	Native trees for the Mid-Atlantic: what to plant on the Coastal Plain, the Piedmont and the mountains A stand of bald cypress in full summer leaf growing out of the open water of a pond	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees for the Mid-Atlantic: what to plant on the Coastal Plain, the Piedmont and the mountains Rosebay rhododendron thickets under bare hardwood trunks on a steep wooded slope in November	Ken Thomas	Public domain	Wikimedia Commons
	Native trees for the Mid-Atlantic: what to plant on the Coastal Plain, the Piedmont and the mountains Flowering dogwood in full white bloom in a front yard beside a two-story house	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees for the Ozarks: Missouri, Arkansas and eastern Oklahoma Open rocky glade of dry grass with one young red cedar, wooded Ozark hills in early fall color behind	Semipaw	CC BY 3.0	Wikimedia Commons
	Native trees for the Ozarks: Missouri, Arkansas and eastern Oklahoma Clear, still river with a bar of pale gravel and cobbles in front, wooded banks and a rock bluff behind	National Park Service	Public domain	Wikimedia Commons
	Native trees for the Ozarks: Missouri, Arkansas and eastern Oklahoma Small wild plum tree in full white bloom on bare branches against a background of brown, leafless brush	Eric Hunt	CC BY-SA 4.0	Wikimedia Commons
	Native trees for the Ozarks: Missouri, Arkansas and eastern Oklahoma Rounded American smoketree leaves in yellow, gold and dark red fall color, their tops dusted with fresh snow	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Native trees for the Southeast: the Carolinas, Georgia, north Florida, Tennessee and Kentucky Tall longleaf pines spaced widely over grass and low shrubs, with a young pine in front, in morning mist	U.S. Fish and Wildlife Service Headquarters	Public domain	Wikimedia Commons
	Native trees for the Southeast: the Carolinas, Georgia, north Florida, Tennessee and Kentucky Bald cypress trees with rust-orange needles and hanging moss standing in dark, still water	bobistraveling	CC BY 2.0	Wikimedia Commons
	Native trees for the Southeast: the Carolinas, Georgia, north Florida, Tennessee and Kentucky An open glade of flat limestone and short grass with purple wildflowers, backed by dark eastern red cedars	Brian Stansberry	CC BY 3.0	Wikimedia Commons
	Native trees for the Southern Appalachians: the valleys, the slopes and the high ridges Red, orange and yellow hardwoods on a mountain slope below dark green spruce and fir on the ridge above	National Park Service	Public domain	Wikimedia Commons
	Native trees for the Southern Appalachians: the valleys, the slopes and the high ridges Tall straight hardwood trunks rising from a green forest floor beside a narrow dirt path in spring	Andrea Walton, National Park Service	Public domain	Wikimedia Commons
	Native trees for the Southern Appalachians: the valleys, the slopes and the high ridges Young red spruce trees standing over low shrubs on a sunny mountaintop bald, with a narrow trail between	Brian Stansberry	CC BY 3.0	Wikimedia Commons
	Native trees for the Southern Appalachians: the valleys, the slopes and the high ridges White woolly tufts in rows along green hemlock twigs against a blue sky	Michael Montgomery, USDA Forest Service	CC BY 3.0 US	Wikimedia Commons
	Native trees and shrubs for wildlife: what deer, squirrels, bears, bats and turtles get from a planting Eastern gray squirrel holding an acorn in its front paws, more acorns beside it	Dkwikiedt	CC0	Wikimedia Commons
	Native trees and shrubs for wildlife: what deer, squirrels, bears, bats and turtles get from a planting Black bear high in the crown of an oak among green bristle-tipped leaves	NealVickers	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for wildlife: what deer, squirrels, bears, bats and turtles get from a planting Raccoon on a bare branch reaching up for ripe orange persimmons	Kelly Colgan Azar, via U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Native trees and shrubs for wildlife: what deer, squirrels, bears, bats and turtles get from a planting Eastern red-backed salamander with a rust stripe curled on brown oak leaves	Alex Karasoulos	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for wildlife: what deer, squirrels, bears, bats and turtles get from a planting Young black bear perched in a black cherry tree loaded with red and black fruit	Kevin Crosby	CC BY-SA 4.0	Wikimedia Commons
	Native trees and shrubs for wildlife: what deer, squirrels, bears, bats and turtles get from a planting Hollow American sycamore trunk with a tall opening at its base into a dark cavity, rotted wood above, mottled bark around it	Blue Whale Trees	—	—
	Native trees and shrubs for wildlife: what deer, squirrels, bears, bats and turtles get from a planting Trunk base gnawed by a beaver into an hourglass, the fresh wood bright orange-red against dark bark and fallen leaves	Blue Whale Trees	—	—
	What grows back when a field is left alone Young eastern red cedar standing alone in an abandoned field of dry grass	Greg Hume	CC BY-SA 3.0	Wikimedia Commons
	What grows back when a field is left alone Eastern red cedars standing in a goldenrod meadow with young hardwoods and pines behind them	Nicholas A. Tonelli	CC0	Wikimedia Commons
	What grows back when a field is left alone Low wall of stacked fieldstones running beside a dirt trail through a forest of tall, slender trees and ferns	Mcvoorhis	CC BY-SA 4.0	Wikimedia Commons
	What grows back when a field is left alone Field edge of scarlet, orange and yellow trees and a few dead snags above a mown strip and tall tan grass, blue sky	Blue Whale Trees	—	—
	What grows back when a field is left alone Young black oak with broad, glossy, bristle-tipped leaves growing up through grass under the needles of a white pine	Blue Whale Trees	—	—
	Organic or synthetic fertilizer: how they differ and what a tree needs Two young pin oaks on a grassy roadside strip, the left one pale yellow-green and the right one dark green	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Organic or synthetic fertilizer: how they differ and what a tree needs Bright green algae coating the water along a pebble shore, with a boathouse, a dock and trees behind	NOAA Great Lakes Environmental Research Laboratory	Public domain	Wikimedia Commons
	Organic or synthetic fertilizer: how they differ and what a tree needs Pale roots spread on a black background, with several round pinkish nodules clustered along them	Ninjatacoshell	CC BY-SA 3.0	Wikimedia Commons
	How a tree’s photosynthesis changes through the year, from leaf-out to leaf fall Sunlit spring woods with fresh green leaves of spicebush and other shrubs among tall, dark tree trunks	Nicholas A. Tonelli	CC BY 2.0	Wikimedia Commons
	How a tree’s photosynthesis changes through the year, from leaf-out to leaf fall Rosebay rhododendron beside a house wall, its long evergreen leaves rolled tight and hanging down in the cold	Famartin	CC BY-SA 4.0	Wikimedia Commons
	How a tree’s photosynthesis changes through the year, from leaf-out to leaf fall Small red, downy new white oak leaves with rounded lobes just opened at the tip of a twig, green foliage blurred behind	Famartin	CC BY-SA 4.0	Wikimedia Commons
	How a tree’s photosynthesis changes through the year, from leaf-out to leaf fall Looking up into a hickory canopy turning yellow against a blue sky, its compound leaves spotted brown and some twigs bare	Blue Whale Trees	—	—
	How a tree’s photosynthesis changes through the year, from leaf-out to leaf fall Bur oak leaf with deep, rounded, bristle-free lobes turning from green to yellow in fall	Blue Whale Trees	—	—
	Photosynthesis without leaves: the green layer under bark Mottled sycamore trunk with gray, olive and tan plates of bark flaking off the smooth surface beneath	Richard Stephen Haynes	CC BY-SA 4.0	Wikimedia Commons
	Photosynthesis without leaves: the green layer under bark Grove of quaking aspen with smooth pale trunks tinged cream and green, standing in tall grass	Dcrjsr	CC BY 4.0	Wikimedia Commons
	Photosynthesis without leaves: the green layer under bark Sassafras twig in flower, the stem green and the small flower clusters yellow-green	James Steakley	CC BY-SA 3.0	Wikimedia Commons
	Photosynthesis without leaves: the green layer under bark Young lowbush blueberry branch hung with clusters of small, pale green berries among fresh leaves over bare soil	Blue Whale Trees	—	—
	The ground each tree and shrub we grow belongs to: habitats, A to Z A slow river between wooded banks under a clear sky, a sandbar at the bend, the trees in early fall color on both sides	Blue Whale Trees	—	—
	The ground each tree and shrub we grow belongs to: habitats, A to Z A patch of pawpaw shoots with large drooping dark green leaves over a floor of fallen brown leaves	Blue Whale Trees	—	—
	The ground each tree and shrub we grow belongs to: habitats, A to Z Looking up the mottled trunk of a large American sycamore into a canopy of green and yellow leaves and blue sky	Blue Whale Trees	—	—
	Planting acorns, nuts and seed: collecting, storing and the first year White oak acorns and empty caps on gravel, one acorn pushing a short pink root out of its tip	Dcrjsr	CC BY 3.0	Wikimedia Commons
	Planting acorns, nuts and seed: collecting, storing and the first year Hickory nuts lying in grass under the tree, their thick husks split open and peeling away	PookieFugglestein	CC0	Wikimedia Commons
	Planting acorns, nuts and seed: collecting, storing and the first year A heap of acorns on dark soil, each pushing out a pale root an inch or two long	Dominicus Johannes Bergsma	CC BY-SA 4.0	Wikimedia Commons
	Planting acorns, nuts and seed: collecting, storing and the first year Seed-grown oak seedlings in root-pruning pouches on a concrete pad, some leaves yellow, seen through galvanized welded wire	Blue Whale Trees	—	—
	Planting acorns, nuts and seed: collecting, storing and the first year Smooth dark brown pawpaw seed with a paler amber patch, bean-shaped and about an inch long, lying in the palm of a hand	Blue Whale Trees	—	—
	Planting acorns, nuts and seed: collecting, storing and the first year Acorn still in its scaly cap with a round weevil exit hole, a pale curved grub lying beside it on a wooden table	Alfonex	CC BY-SA 4.0	Wikimedia Commons
	Bare-root trees on arrival: the first hour, the first week and the first spring Row of bare-root shortleaf pine seedlings on a wet board, green tops above and bare branching roots below	FUchesco	CC BY-SA 4.0	Wikimedia Commons
	Bare-root trees on arrival: the first hour, the first week and the first spring Young black walnut with compound leaves growing out of a white tree tube, more tubes in a row behind	Savannainstitute	CC BY-SA 4.0	Wikimedia Commons
	Bare-root trees on arrival: the first hour, the first week and the first spring A slender bare-root apple whip just planted, tied to a bamboo stake inside a black mesh cage on bare soil	NPS	Public domain	Wikimedia Commons
	Poison ivy and the native plants that look like it Glossy green poison ivy leaves, each split into three pointed leaflets, with a small cluster of green flower buds	D. Gordon E. Robertson	CC BY-SA 3.0	Wikimedia Commons
	Poison ivy and the native plants that look like it Fragrant sumac leaves of three lobed leaflets in front of Virginia creeper leaves with five leaflets each	Kbh3rd	CC BY 3.0	Wikimedia Commons
	Poison ivy and the native plants that look like it Virginia creeper leaves, each of five toothed leaflets spreading from one point at the end of its stalk	Blue Whale Trees	—	—
	Poison ivy and the native plants that look like it Two slender poison ivy vines furred with fine rootlets running up the middle of a big furrowed trunk in summer woods	Blue Whale Trees	—	—
	Protecting forestland for good: conservation easements and the other tools Trail through an old-growth stand of big hemlocks and pines over ferns	Nicholas A. Tonelli	CC BY 2.0	Wikimedia Commons
	Protecting forestland for good: conservation easements and the other tools Looking straight up into the canopy of tall old-growth hardwoods in Congaree National Park	Andrew Parlette	CC BY 2.0	Wikimedia Commons
	Protecting forestland for good: conservation easements and the other tools Green Essex Land Trust town line sign on a post among trees over a leaf-covered floor	Morrowlong	CC BY-SA 4.0	Wikimedia Commons
	Protecting young trees from voles, rabbits, deer and squirrels Sapling with the bark rubbed off one side, raw orange wood showing along the stem	Wasp32	CC BY 4.0	Wikimedia Commons
	Protecting young trees from voles, rabbits, deer and squirrels Looking down into a translucent tree shelter tube at a young hornbeam seedling growing inside it	RobbieIanMorrison	CC BY 4.0	Wikimedia Commons
	Protecting young trees from voles, rabbits, deer and squirrels Thin young scarlet oak inside a cylinder of green welded wire held up by a steel stake, grass at its foot, a hedge behind it	Blue Whale Trees	—	—
	Pruning and renewing native shrubs: when each kind is cut, and which never need it Clusters of small yellow-green spicebush flowers opening along thin bare twigs	Katja Schulz	CC BY 2.0	Wikimedia Commons
	Pruning and renewing native shrubs: when each kind is cut, and which never need it A flat, lacy cluster of small white wild hydrangea flowers above broad, toothed green leaves	Fritzflohrreynolds	CC BY-SA 3.0	Wikimedia Commons
	Pruning and renewing native shrubs: when each kind is cut, and which never need it A dark cut stump ringed by a dense crowd of thin, straight new shoots in winter	Naturenet	CC BY 2.5	Wikimedia Commons
	Pruning and renewing native shrubs: when each kind is cut, and which never need it A nannyberry twig tip in winter with one plump flower bud, swollen at its base and tapering to a long curved point	Rob Routledge, Sault College, Bugwood.org	CC BY 3.0 US	Wikimedia Commons
	Pruning at the branch collar, and when to make the cut Oak trunk with a large round pruning wound almost closed by a ring of woundwood	Sten Porse	CC BY-SA 4.0	Wikimedia Commons
	Pruning at the branch collar, and when to make the cut Swollen ring of bark, the branch collar, where a limb meets the trunk of an oak	Duncan R Slater	CC BY-SA 4.0	Wikimedia Commons
	Pruning at the branch collar, and when to make the cut Smooth gray beech trunk with a round ring of new wood closing over a lost branch, fine lines radiating from a dark center	Blue Whale Trees	—	—
	Pruning at the branch collar, and when to make the cut Round saw cut on a rough-barked old trunk, its exposed wood weathered dark and cracked, ringed by a thick roll of new wood	Blue Whale Trees	—	—
	Why the range maps are wrong Map of North America with the tamarack's range shaded green across Canada and the Northeast	U.S. Geological Survey	Public domain	Wikimedia Commons
	Why the range maps are wrong Map of the eastern United States with the natural range of white oak shaded in green	USGS	Public domain	Wikimedia Commons
	Reading a nursery listing: seedling, sapling, caliper, bare-root and potted, and what a tree’s age tells you Three pairs of one-year seedlings with bare roots on white boards, a sturdy one beside a spindly one in each	Department of Agriculture. Forest Service. 7/1/1905	Public domain	Wikimedia Commons
	Reading a nursery listing: seedling, sapling, caliper, bare-root and potted, and what a tree’s age tells you A red tractor-mounted blade undercutting a bed of cedar seedlings and lifting the soil around their roots	ImagePerson	CC BY-SA 4.0	Wikimedia Commons
	Reading a nursery listing: seedling, sapling, caliper, bare-root and potted, and what a tree’s age tells you A northern red oak seedling in a root-pruning pouch, its bristle-tipped leaves edged and veined red, more pouches behind	Blue Whale Trees	—	—
	Red oaks and white oaks, and where each belongs White oak shoot with deeply cut leaves whose narrow lobes end round, and clusters of tiny young acorns, a paved path behind	Blue Whale Trees	—	—
	Red oaks and white oaks, and where each belongs Pin oak leaves in scarlet and red against a blue sky, each deeply cut lobe ending in a fine bristle	Blue Whale Trees	—	—
	Red oaks and white oaks, and where each belongs Bear oak shoot with small, shallowly lobed leaves, each pointed lobe tipped with a fine bristle	Choess	CC BY-SA 3.0	Wikimedia Commons
	Red oaks and white oaks, and where each belongs Dry leaves on a table: a maple leaf, two oak leaves with bristle-tipped lobes, and small round-lobed ones	Eliška Čejková	CC BY-SA 3.0	Wikimedia Commons
	Red oaks and white oaks, and where each belongs A single scarlet oak leaf on a red stalk against pine needles and moss, its narrow lobes parted by deep, rounded sinuses	Blue Whale Trees	—	—
	Red oaks and white oaks, and where each belongs Young swamp white oak seen from above inside a green wire cage, its broad, coarsely toothed leaves turning red	Blue Whale Trees	—	—
	Sapsucker holes and the wasps that follow them Neat horizontal rows of small holes drilled into the bark of an eastern hemlock trunk	Fungus Guy	CC BY-SA 3.0	Wikimedia Commons
	Sapsucker holes and the wasps that follow them Yellow-bellied sapsucker with a red crown and barred black-and-white back perched on a dark branch	U. S. Fish and Wildlife Service - Northeast Region	Public domain	Wikimedia Commons
	Sapsucker holes and the wasps that follow them Ragged, uneven feeding holes torn into the rotting trunk of a tree	Rosser1954	CC BY-SA 4.0	Wikimedia Commons
	Sapsucker holes and the wasps that follow them Pale paper birch trunk banded with dozens of neat horizontal rows of small dark sapsucker holes	Cephas	CC BY-SA 3.0	Wikimedia Commons
	Seed source and provenance: why where the parent tree grew decides how yours will do Young green loblolly pines among the bare gray trunks of pines killed by fire, beside a curving park road	Larry D. Moore	CC BY 4.0	Wikimedia Commons
	Seed source and provenance: why where the parent tree grew decides how yours will do Green valleys and lower slopes below a mountain ridge whose trees are still bare and brown in spring	Shenandoah National Park	Public domain	Wikimedia Commons
	Seed source and provenance: why where the parent tree grew decides how yours will do Three-panel diagram with orange arrows moving trees within a range, just past its edge and far beyond it	U.S. Department of Agriculture	Public domain	Wikimedia Commons
	Signs a big tree may fall A large tree lying across a front yard beside a garage, its root plate torn up out of the lawn with soil and roots	Arlington County	CC BY-SA 2.0	Wikimedia Commons
	Signs a big tree may fall A black, lumpy crust like charred wood spreading over dead wood, with pale gray patches of newer growth	Quinten Wiegersma	CC BY 4.0	Wikimedia Commons
	Signs a big tree may fall A long seam down a big trunk, its edges rolled with smooth gray new wood around a dark, wet open slit	Blue Whale Trees	—	—
	Small native trees and large shrubs for a small yard, and how to place them Eastern redbud in full magenta bloom above a park bench and a paved path at the edge of spring woods	G. Edward Johnson	CC BY 4.0	Wikimedia Commons
	Small native trees and large shrubs for a small yard, and how to place them Multistemmed white fringetree hung with white flowers in a mulched bed, flowering shrubs in front of it	David J. Stang	CC BY-SA 4.0	Wikimedia Commons
	Small native trees and large shrubs for a small yard, and how to place them A multistemmed serviceberry in white bloom on a mulched circle of lawn beside a pond	Dan Keck	CC0	Wikimedia Commons
	Small native trees and large shrubs for a small yard, and how to place them A young eastern redbud with a rounded, many-branched crown of heart-shaped leaves against a blue sky	Blue Whale Trees	—	—
	Why a small sapling catches up with a big transplanted tree, and often passes it Large leafless tree held on a loader's forks by a burlapped root ball far narrower than its crown	Gregory Garnich	CC BY 2.0	Wikimedia Commons
	Why a small sapling catches up with a big transplanted tree, and often passes it Bare-root northern white cedar seedlings, green scaly foliage beside a dense mat of dark fibrous roots	ImagePerson	CC BY-SA 4.0	Wikimedia Commons
	Why a small sapling catches up with a big transplanted tree, and often passes it Trays of young oak seedlings in tall black pots on grass, some leaves turning yellow and bronze, others dry and brown	Blue Whale Trees	—	—
	Suckers at the base of a tree: why natives sucker, and which to keep Dozens of young pawpaw stems with long drooping leaves crowding the forest floor beneath taller trunks	Katja Schulz	CC BY 2.0	Wikimedia Commons
	Suckers at the base of a tree: why natives sucker, and which to keep A dense stand of slender black locust saplings rising behind a strip of mowed grass under a blue summer sky	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Suckers at the base of a tree: why natives sucker, and which to keep Pale white beech sprouts with toothed, straight-veined leaves rising from the roots at the foot of a smooth gray beech	Blue Whale Trees	—	—
	Sun leaves and shade leaves: why one tree grows two kinds of leaf, and what it means for a seedling moved into shade Pawpaw branch seen from above, its long, broad leaves spread nearly flat over a dark, shaded forest floor	James St. John	CC BY 2.0	Wikimedia Commons
	Sun leaves and shade leaves: why one tree grows two kinds of leaf, and what it means for a seedling moved into shade Pawpaw trees in yellow fall leaf standing in the open on a mown lawn, leafy to the ground, woods behind	Cbarlow	CC BY-SA 4.0	Wikimedia Commons
	Sun leaves and shade leaves: why one tree grows two kinds of leaf, and what it means for a seedling moved into shade Northern red oak seedling in the shade of the woods, its large, shallowly lobed leaves spread flat over leaf litter	Blue Whale Trees	—	—
	Why almost every tree height you read is too tall Two massive tuliptree trunks rising out of frame in a green old-growth forest	Notneb82	CC BY-SA 3.0	Wikimedia Commons
	Why almost every tree height you read is too tall Children at a forestry camp measuring a pine tree's height with a clinometer	Kaibab National Forest	CC BY-SA 2.0	Wikimedia Commons
	Ten planting mistakes that quietly kill trees Base of a pin oak trunk widening into heavy roots that run out above the soil	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Ten planting mistakes that quietly kill trees Mulch piled in a tall cone against the trunk of a young tree, a mulch volcano	NY State IPM Program at Cornell University	CC BY 2.0	Wikimedia Commons
	Ten planting mistakes that quietly kill trees Root ball fresh out of its pot, wrapped in thick roots that circle around its sides	S.K. Gawali	CC BY-SA 4.0	Wikimedia Commons
	Training a young tree: five years of small cuts for one leader, no narrow forks and a clear trunk A pin oak and a tulip tree on single straight trunks, their crowns raised above a park lawn and walk	Chris Light	CC BY-SA 4.0	Wikimedia Commons
	Training a young tree: five years of small cuts for one leader, no narrow forks and a clear trunk A tree stem as thick as its trunk lies across a cemetery road below a long torn wound in the trunk	Community Archives	CC0	Wikimedia Commons
	Training a young tree: five years of small cuts for one leader, no narrow forks and a clear trunk Two smooth gray beech stems of nearly equal size rising in a tight V, a seam of bark between them, pale lichen on the bark	Blue Whale Trees	—	—
	Training a young tree: five years of small cuts for one leader, no narrow forks and a clear trunk Looking up a very tall, straight forest trunk with dark, rough bark, branchless up to a high canopy of bright green leaves	Blue Whale Trees	—	—
	Transplanting young trees: timing, water and protection Crate of small dormant, leafless oak seedlings with bare roots, ready for planting in early winter	RobbieIanMorrison	CC BY 4.0	Wikimedia Commons
	Transplanting young trees: timing, water and protection Trunk of a young street tree inside a green metal guard, swollen in a ring where a tie cut into the bark	WayneRay	CC BY-SA 4.0	Wikimedia Commons
	Transplanting young trees: timing, water and protection A young northern red oak with red-blotched leaves standing inside a cylinder of green welded wire on a lawn, weeds around it	Blue Whale Trees	—	—
	The growth factors behind the tree age calculator: years per inch of trunk, by species The flaking gray and brown trunk of a very large American sycamore, wider than a person, rising into a leafy canopy	Blue Whale Trees	—	—
	Tree roots run shallow and wide, not deep: what that means for watering, mulch and the house An uprooted tree lying across a cemetery lawn, its roots lifted as a wide, thin wall of soil	Marc-Lautenbacher	CC BY-SA 4.0	Wikimedia Commons
	Tree roots run shallow and wide, not deep: what that means for watering, mulch and the house A large elm beside a deep trench for a water main, its roots running across the top of the cut	Oliver Tryon, Metropolitan Water and Sewerage Board	Public domain	Wikimedia Commons
	Tree roots run shallow and wide, not deep: what that means for watering, mulch and the house Thick, mossy roots of an old oak running out from its broad, furrowed base over brown leaf litter, a wood in full leaf behind	Blue Whale Trees	—	—
	Tree roots run shallow and wide, not deep: what that means for watering, mulch and the house Roots of a clump of stems laid bare by a washed-out slope, spreading wide across the surface of the soil	Blue Whale Trees	—	—
	Six trees not to plant near a house, and what to plant instead Cracked sidewalk slab tilted up beside the trunk of a large street tree	Tdorante10	CC BY-SA 4.0	Wikimedia Commons
	Six trees not to plant near a house, and what to plant instead Large limb of a Callery pear torn from the trunk after a thunderstorm, lying beside a road	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Six trees not to plant near a house, and what to plant instead Weeping willow snapped low on its trunk, the splintered stump and fallen crown taped off beside a pond	UrielAcosta	CC BY-SA 4.0	Wikimedia Commons
	Trees and shrubs that soak up water: what they can do for a wet yard, and the natives for a rain garden Tall bald cypress trunks rising from brown standing water in a wooded swamp, knobby knees poking up nearby, seen from below	Blue Whale Trees	—	—
	Trees and shrubs that soak up water: what they can do for a wet yard, and the natives for a rain garden A wooded swamp in summer, slender trunks rising from still, dark water mirroring the sunlit green canopy and bits of blue sky	Blue Whale Trees	—	—
	Trees and shrubs that soak up water: what they can do for a wet yard, and the natives for a rain garden A planted rain garden in winter, with red-berried winterberry shrubs, tan grasses and a line of pale stones	Arlington National Cemetery	Public domain	Wikimedia Commons
	Trees and shrubs that soak up water: what they can do for a wet yard, and the natives for a rain garden A pin oak with a dead top of bare branches standing at a pond's edge among white water lilies in bloom, green woods beyond	Blue Whale Trees	—	—
	Trees and shrubs that soak up water: what they can do for a wet yard, and the natives for a rain garden Thick trunk with a mossy, flared base standing in winter floodwater, fallen leaves floating around it	Blue Whale Trees	—	—
	Wasp galls on oaks Round green oak apple gall on the leaf of a low oak sprout among grass and ferns	wackybadger	CC BY-SA 2.0	Wikimedia Commons
	Wasp galls on oaks Cluster of knobby woody galls swelling an oak twig beside new spring leaves	Ryan Hodnett	CC BY-SA 4.0	Wikimedia Commons
	Wasp galls on oaks White woolly gall flecked with pink-brown points hanging from an oak twig among lobed green leaves	lwolfartist	CC BY 2.0	Wikimedia Commons
	Wasp galls on oaks Gray-green woody gall on an oak twig, small tan horns sticking out all over its knobby surface	Jeff Clark	CC BY 4.0	Wikimedia Commons
	What a hardiness zone tells you about a tree, and what it leaves out Shagbark hickory shoot with limp brown frost-killed leaflets beside surviving green ones under a blue sky	Famartin	CC BY-SA 4.0	Wikimedia Commons
	What a hardiness zone tells you about a tree, and what it leaves out Map of the United States in color bands, purple on the northern plains to orange in southern Florida	USDA-ARS and Oregon State University (OSU)	Public domain	Wikimedia Commons
	What a hardiness zone tells you about a tree, and what it leaves out Whorl of southern magnolia leaves turned orange-brown and beaded with water, beside a weathered lattice	Famartin	CC BY-SA 4.0	Wikimedia Commons
	What a young tree looks like: first-year seedlings of oak, walnut, hickory, chestnut, maple and redbud, and the weed trees to pull Red oak seedling with red-tinged toothed leaves beside an acorn splitting open as its shoot comes out	Salicyna	CC BY-SA 4.0	Wikimedia Commons
	What a young tree looks like: first-year seedlings of oak, walnut, hickory, chestnut, maple and redbud, and the weed trees to pull Sugar maple seedlings on leaf litter, each with two narrow seed leaves below oval, toothed first leaves	Gilles Ayotte	CC BY-SA 4.0	Wikimedia Commons
	What a young tree looks like: first-year seedlings of oak, walnut, hickory, chestnut, maple and redbud, and the weed trees to pull Close-up of two tree of heaven leaflets on a hairy stalk, each with a rounded bump near its base	Katherine Wagner-Reiss	CC BY-SA 4.0	Wikimedia Commons
	What a young tree looks like: first-year seedlings of oak, walnut, hickory, chestnut, maple and redbud, and the weed trees to pull Northern red oak seedling seen from above, three glossy, bright green, toothed young leaves rising from wet brown leaf litter	Blue Whale Trees	—	—
	What a young tree looks like: first-year seedlings of oak, walnut, hickory, chestnut, maple and redbud, and the weed trees to pull Tree of heaven seedling in a black pot, round seed leaves below its first leaves of pointed leaflets, a thin stick beside it	Eiku	CC BY-SA 4.0	Wikimedia Commons
	What old growth actually looks like Massive old-growth eastern hemlock trunks rising through a dim forest in Cook Forest State Park	Nicholas T	CC BY 2.0	Wikimedia Commons
	What old growth actually looks like Moss-covered fallen trunk lying across the floor of an old-growth hemlock and pine woods	Nicholas_T	CC0	Wikimedia Commons
	What old growth actually looks like Lower trunk of a large old white oak with plated, flaking bark, autumn woods behind it	Nicholas A. Tonelli	CC BY 2.0	Wikimedia Commons
	What old growth actually looks like Old oak with a dense green lower crown and bare, dead, antler-like limbs rising above it, in a grassy cemetery	Marathon	CC BY-SA 2.0	Wikimedia Commons
	What old growth actually looks like Tall dead snag stripped of its bark, the pale wood splintered near the base, standing among bare trees on fallen leaves	Blue Whale Trees	—	—
	What old growth actually looks like Rows of banded red-brown bracket fungi with pale edges crowding a dark, rotting log among fallen leaves	Blue Whale Trees	—	—
	What to plant under a big tree: native shrubs for shade, and how to plant without hurting the tree Witch hazel in golden fall leaf between tall tree trunks, over a forest floor of rust-brown ferns	Nicholas A. Tonelli	CC BY 2.0	Wikimedia Commons
	What to plant under a big tree: native shrubs for shade, and how to plant without hurting the tree Small yellow spicebush flowers on bare twigs, with more blooming shrubs on a leafless wooded slope behind	R. A. Nonenmacher	CC BY-SA 4.0	Wikimedia Commons
	What to plant under a big tree: native shrubs for shade, and how to plant without hurting the tree Wire deer fence in a forest, dense undergrowth on one side and ferns and grass along a path on the other	Nicholas A. Tonelli	CC BY 2.0	Wikimedia Commons
	What to plant under a big tree: native shrubs for shade, and how to plant without hurting the tree Mountain laurel in bloom beneath tall woodland trees, its pale pink flower clusters spread through a thicket	Blue Whale Trees	—	—
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant A green spiky sweetgum ball beside an older brown one on the ground among dry grass and leaves	Alex Abair	CC BY 4.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant Twisted dark brown honey locust pods scattered across a green lawn, with a raked pile behind	Chris Light	CC BY-SA 4.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant Pink and red paired maple wings hanging in a cluster from a bare twig in early spring	Dcrjsr	CC BY 3.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant Two split American chestnut burs with sharp spines beside a pile of glossy nuts and three toothed leaves	Timothy Van Vliet (Peatcher)	CC BY-SA 3.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant Long thin green catalpa pods hanging among heart-shaped leaves on a spreading tree	Kbh3rd	CC BY 3.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant Hundreds of brown white oak acorns and their caps covering bare ground among fallen lobed leaves	Dcrjsr	CC BY 3.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant A dry brown sycamore ball hanging on its long stalk against bare branches and a blue winter sky	Famartin	CC BY-SA 4.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant A shagbark hickory nut in its thick husk split into four among yellowing compound leaves	Katherine Wagner-Reiss	CC BY-SA 4.0	Wikimedia Commons
	What tree dropped this? Spiky balls, helicopters, long pods, nuts and cones, and which of them you can plant Wrinkled lime-green Osage orange fruit held in an open hand over ground scattered with more fallen fruits	Blue Whale Trees	—	—
	When oaks leaf out, and why two of them never agree Red oak branch in late March, last year's acorn caps still on, new leaves and catkins breaking from the buds	Famartin	CC BY-SA 4.0	Wikimedia Commons
	When oaks leaf out, and why two of them never agree Cluster of pointed red-brown buds at the tip of a northern red oak twig in winter	Stefan.lefnaer	CC BY-SA 4.0	Wikimedia Commons
	When oaks leaf out, and why two of them never agree New white oak leaves with rounded lobes, soft and tinged pinkish gray, over dry grass and twigs	Blue Whale Trees	—	—
	When to plant a tree: fall or spring, how late is too late, and what the frost dates decide Tree seedling with a few curled brown leaves in a bare field, a green tractor and planter blurred behind	U.S. Fish and Wildlife Service Southeast Region	Public domain	Wikimedia Commons
	When to plant a tree: fall or spring, how late is too late, and what the frost dates decide Two swelling hickory buds on a gray twig, their outer scales parting around furry tan inner scales	Plant Image Library	CC BY-SA 2.0	Wikimedia Commons
	Which oak dropped this acorn? Telling the eastern oaks apart by acorn size, cap and shape Tiny round willow oak acorns ringed by larger green acorns of three other oaks in scaly cups on dead leaves	David Hill	CC BY 2.0	Wikimedia Commons
	Which oak dropped this acorn? Telling the eastern oaks apart by acorn size, cap and shape Pale green acorn sunk in a deep cup whose rim bristles with a mossy fringe, among bur oak leaves	Cossey25	CC BY-SA 4.0	Wikimedia Commons
	Which oak dropped this acorn? Telling the eastern oaks apart by acorn size, cap and shape Northern red oak acorns on fallen leaves, one under a flat scaly cap, and an empty cap showing its inside	Dcrjsr	CC BY 3.0	Wikimedia Commons
	Which oak dropped this acorn? Telling the eastern oaks apart by acorn size, cap and shape Gray, scaly overcup oak cup almost enclosing its acorn, only the tip showing, on bare soil beside a dry leaf	Cossey25	CC BY-SA 4.0	Wikimedia Commons
	Which oak dropped this acorn? Telling the eastern oaks apart by acorn size, cap and shape A green white oak acorn in an open palm in bright sun, its warty, bowl-shaped cup covering about a quarter of the oval nut	Blue Whale Trees	—	—
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside Two brown northern red oak leaves with pointed, bristle-tipped lobes on the forest floor among acorns	Dcrjsr	CC BY 3.0	Wikimedia Commons
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside Single white oak leaf hanging in sunlight, its rounded lobes and deep sinuses lit from behind	Dan Keck	CC0	Wikimedia Commons
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside Narrow, smooth-edged willow oak leaves around a twig holding two ripe acorns in thin saucer cups	Franklin Bonner, USFS (ret.), Bugwood.org	CC BY-SA 3.0	Wikimedia Commons
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside A post oak leaf with two square middle lobes spread at right angles, forming a cross, over dry ground	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside Northern red oak leaves from above, each pointed lobe tipped with a bristle, the sinuses cut about halfway, over pine needles	Blue Whale Trees	—	—
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside A hand turning a swamp white oak leaf to show its silvery white underside and raised yellow veins, dark green leaves behind	Blue Whale Trees	—	—
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside Whorl of large swamp white oak leaves seen from above, widest toward their tips, the edges cut into big, round, blunt teeth	Blue Whale Trees	—	—
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside A spray of glossy southern red oak leaves laid on pavement, each ending in a long, narrow middle lobe, short lobes below it	Blue Whale Trees	—	—
	Which oak is this leaf? Telling the eastern oaks apart by lobes, bristles, teeth and the underside A young southern red oak with glossy, unlobed and shallowly lobed leaves clustered at the tips of its twigs, some with holes	Blue Whale Trees	—	—
	Which oak to plant: the fastest, the first to bear, the biggest acorns, and oaks for small yards, wet ground and deer Green bur oak acorn half sunk in a cup whose rim bristles with a fringe of soft, curling scales	Ryan Hodnett	CC BY-SA 4.0	Wikimedia Commons
	Which oak to plant: the fastest, the first to bear, the biggest acorns, and oaks for small yards, wet ground and deer Bushy bear oak with many leafy branches spreading low beneath the trunks of pines in an open wood	Choess	CC BY-SA 3.0	Wikimedia Commons
	Which oak to plant: the fastest, the first to bear, the biggest acorns, and oaks for small yards, wet ground and deer Mallards swimming on floodwater among dark tree trunks in a misty, leafless bottomland forest	F. Eugene Hester, U.S. Fish and Wildlife Service	Public domain	Wikimedia Commons
	Which oak to plant: the fastest, the first to bear, the biggest acorns, and oaks for small yards, wet ground and deer Dark green cherrybark oak leaves hanging from pale yellow stalks, their pointed lobes set at right angles along the midrib	Blue Whale Trees	—	—
	Which oak to plant: the fastest, the first to bear, the biggest acorns, and oaks for small yards, wet ground and deer Post oak leaf with squared middle lobes forming a rough cross, held up beside a furrowed gray trunk	Blue Whale Trees	—	—
	Why a tree flowers but bears no fruit: it may be a male, lack a partner nearby, or be too young Small white holly flowers, each with a round green center, among glossy leaves and a few red berries	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Why a tree flowers but bears no fruit: it may be a male, lack a partner nearby, or be too young Two maroon, bell-shaped pawpaw flowers hanging from a bare gray twig in early spring sunlight	Judy Gallagher	CC BY 2.0	Wikimedia Commons
	Why a tree flowers but bears no fruit: it may be a male, lack a partner nearby, or be too young White pear flowers among green leaves, the stalks at the center of each flower turned brown by frost	Rasbak	CC BY-SA 3.0	Wikimedia Commons
	Why a tree flowers but bears no fruit: it may be a male, lack a partner nearby, or be too young A broad, sunlit American holly dense with glossy, spiny evergreen leaves down to the leaf litter under tall oaks, no berries	Blue Whale Trees	—	—
	Why a tree flowers but bears no fruit: it may be a male, lack a partner nearby, or be too young Two small white male American holly flowers, yellow pollen on their stamens and no swollen green cone, beside glossy leaves	USGS Bee Inventory and Monitoring Lab	Public domain	Wikimedia Commons
	Why acorns fall early, green or small: the early-summer drop, drought, weevils and this year’s crop A hand holding a white oak twig with one yellow-green acorn in its warty cap among rounded-lobed leaves, some blotched brown	Blue Whale Trees	—	—
	Why acorns fall early, green or small: the early-summer drop, drought, weevils and this year’s crop An acorn split lengthwise on a leaf, its pale kernel hollowed out and packed with brown crumbly droppings	jacilluch	CC BY-SA 2.0	Wikimedia Commons
	Why acorns fall early, green or small: the early-summer drop, drought, weevils and this year’s crop Brown white oak acorns and their caps on gravel among oak leaves, one acorn splitting with a pink root tip	Dcrjsr	CC BY 3.0	Wikimedia Commons
	Why acorns fall early, green or small: the early-summer drop, drought, weevils and this year’s crop Gray squirrel sitting up in a tree crotch, holding a green husked nut in its front paws, seen from below past sunlit leaves	Blue Whale Trees	—	—
	Why acorns fall early, green or small: the early-summer drop, drought, weevils and this year’s crop Acorn in a scaly cap with a round exit hole, and a pale weevil larva lying beside it on a wooden table	Alfonex	CC BY-SA 4.0	Wikimedia Commons
	Why leaves turn red and yellow in fall, and which native trees give each color Red maple leaves backlit in scarlet and orange, seen from below against a blue sky and green crowns behind	Blue Whale Trees	—	—
	Why leaves turn red and yellow in fall, and which native trees give each color Deep crimson sourwood leaves around drooping sprays of small pale seed capsules, in bright sun	Berean Hunter	CC BY-SA 2.5	Wikimedia Commons
	Why leaves turn red and yellow in fall, and which native trees give each color Looking up through a shagbark hickory crown turned gold, dark branches against the leaves	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Why leaves turn red and yellow in fall, and which native trees give each color Pin oak twig with wet, deeply lobed leaves turning in blotches from green to orange, pink and red, against a grassy slope	Blue Whale Trees	—	—
	Why leaves turn red and yellow in fall, and which native trees give each color Flowering dogwood's layered branches full of wet, shining burgundy and red leaves at the edge of a wood still mostly green	Blue Whale Trees	—	—
	Why leaves turn red and yellow in fall, and which native trees give each color Wild blueberry (Vaccinium) branch in sunlit scarlet fall color, smooth-edged elliptic leaves, red shrubs and a marsh behind	Blue Whale Trees	—	—
	Why leaves turn red and yellow in fall, and which native trees give each color Mockernut hickory leaf turned clear gold, three toothed leaflets at the tip of a yellow stalk, a few green patches left	Blue Whale Trees	—	—
	Why leaves turn red and yellow in fall, and which native trees give each color Looking up into a scarlet oak's crown of red fall leaves against a clear blue sky, dark branches crossing it	Blue Whale Trees	—	—
	Why leaves turn red and yellow in fall, and which native trees give each color Young black gum in a field, its leaves turning dark red and maroon while the tree line behind it is still green	Blue Whale Trees	—	—
	Why leaves turn red and yellow in fall, and which native trees give each color Looking up into an oak crown of russet-brown and orange fall leaves with rounded lobes, blue sky and a gray trunk at right	Blue Whale Trees	—	—
	Why native trees become rare, and ten rare eastern species worth growing A white Ashe's magnolia flower opening among broad, pale green leaves, with trees behind	EvaK	CC BY-SA 2.5	Wikimedia Commons
	Why native trees become rare, and ten rare eastern species worth growing A white five-petaled silky camellia flower with a ring of purple stamens among green leaves	Mac H. Alford	CC BY-SA 4.0	Wikimedia Commons
	Why native trees become rare, and ten rare eastern species worth growing Ozark chinquapin branch with long, bristle-toothed leaves and pale, fuzzy flower catkins	Eric Hunt	CC BY-SA 4.0	Wikimedia Commons
	Why native trees become rare, and ten rare eastern species worth growing Two bands of cracked, dark brown bark flecked with pale orange circling a young chestnut stem, the cankers of chestnut blight	Blue Whale Trees	—	—
	Why new leaves come out red Blackjack oak seedling seen from above, its young lobed leaves flushed bronze-red with green veins, the lobes bristle-tipped	Blue Whale Trees	—	—
	Why new leaves come out red A young oak's fuzzy, toothed new leaves opening pink from brown bud scales at a shoot tip, among larger green lobed leaves	Blue Whale Trees	—	—
	Why reservoirs and drinking watersheds are surrounded by forest, and what the trees do for the water Still lake mirroring white clouds, ringed by hardwoods in fall color down to the waterline, with lily pads in front	Blue Whale Trees	—	—
	Why reservoirs and drinking watersheds are surrounded by forest, and what the trees do for the water A band of hardwoods in fall color, one crown bright red, rising straight from the edge of a still lake that mirrors them	Blue Whale Trees	—	—
	Why reservoirs and drinking watersheds are surrounded by forest, and what the trees do for the water Aerial view of a creek winding through farm fields, lined with tall trees, with strips of tan grass along the field edges	USDA	Public domain	Wikimedia Commons
	Why reservoirs and drinking watersheds are surrounded by forest, and what the trees do for the water A clear stream winding between banks lined with tall trees, a bar of sand and gravel at its edge, blue sky above	Blue Whale Trees	—	—
	Why reservoirs and drinking watersheds are surrounded by forest, and what the trees do for the water A still woodland pond edged by trees to the waterline, fallen trunks lying in the shallows, early fall color	Blue Whale Trees	—	—
	Twigs all over the lawn: squirrels, twig girdlers, or a tree shedding its own twigs A gray longhorned beetle with banded antennae longer than its body gripping a pecan twig among green leaves	Chrishibbard7	CC BY 4.0	Wikimedia Commons
	Twigs all over the lawn: squirrels, twig girdlers, or a tree shedding its own twigs A twig held between finger and thumb, chewed smoothly around its whole girth down to a narrow core of wood	Chrishibbard7	CC BY-SA 3.0	Wikimedia Commons
	Will it come true from seed? Store-bought nuts, grafted fruit, cultivars, and the seedlings they make Two small maple seedlings in bark mulch, one with bright green lobed leaves and the other with red ones	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Will it come true from seed? Store-bought nuts, grafted fruit, cultivars, and the seedlings they make A young black walnut with long compound leaves of toothed leaflets coming up through lawn grass	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Winter burn on evergreens: why needles and leaves brown in late winter, and what to do Rhododendron shoots with curled, drooping leaves turned yellow-brown by winter sun, in front of a wire fence	Lamprus	CC0	Wikimedia Commons
	Winter burn on evergreens: why needles and leaves brown in late winter, and what to do Rounded arborvitae whose scale-leaf sprays have turned an even yellow-bronze all over in winter	メルビル	CC BY-SA 4.0	Wikimedia Commons
	Winter burn on evergreens: why needles and leaves brown in late winter, and what to do A fresh green shoot rising from a red spruce among bare gray twigs whose needles winter killed	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Winter identification: telling native trees apart by bark, buds and twigs Long gray strips of shagbark hickory bark curling away from the trunk under bare branches	William (Ned) Friedman	CC BY-SA 4.0	Wikimedia Commons
	Winter identification: telling native trees apart by bark, buds and twigs Black walnut stem sliced lengthwise, its brown pith divided into rows of small chambers	DouglasGoldman	CC BY-SA 4.0	Wikimedia Commons
	Winter identification: telling native trees apart by bark, buds and twigs Curled brown pin oak leaves still attached to a twig and coated in clear ice above a snowy lawn	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Winter identification: telling native trees apart by bark, buds and twigs Tall beech trunks with smooth, pale gray bark rising from snow to bare crowns against a deep blue sky, amid rough dark trunks	Blue Whale Trees	—	—
	Winter identification: telling native trees apart by bark, buds and twigs American persimmon trunk broken into thick, squarish gray bark blocks flecked with pale green lichen, woods behind	Blue Whale Trees	—	—
	Winter identification: telling native trees apart by bark, buds and twigs Bare American persimmon twig across an open palm, two small dark side buds and a dry stub at the tip instead of an end bud	Blue Whale Trees	—	—
	Winter identification: telling native trees apart by bark, buds and twigs Smooth gray base of an American beech with pale lichen patches, a cavity and bare roots on a gravel bank	Blue Whale Trees	—	—
	Winter identification: telling native trees apart by bark, buds and twigs Hairy gray viburnum twig held upright, two purple leaf stalks rising opposite each other around a small felted end bud	Blue Whale Trees	—	—
	Winter identification: telling native trees apart by bark, buds and twigs Glossy, pointed red and green bud in the angle between a twig and a leaf stalk, its scales overlapping, ferns blurred behind	Blue Whale Trees	—	—
	Yellow leaves in summer: iron chlorosis, wet roots, drought and the normal shed Black locust leaflets turned pale yellow between their veins, which stay a sharp green	Moinats	CC BY-SA 4.0	Wikimedia Commons
	Yellow leaves in summer: iron chlorosis, wet roots, drought and the normal shed A pin oak leaf gone yellow-green between its veins, which stay darker green, above a roadside lawn	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Yellow leaves in summer: iron chlorosis, wet roots, drought and the normal shed Red maples in early orange color dropping leaves onto a dry lawn beside a road on a sunny afternoon	Famartin	CC BY-SA 4.0	Wikimedia Commons
	Yellow leaves in summer: iron chlorosis, wet roots, drought and the normal shed Honeylocust branches with fine leaflets and long red-brown thorns, a few older leaflets turned yellow	Blue Whale Trees	—	—