Quercus acutissima (Sawtooth oak)
Other names: Sawthorn oak, Japanese silkworm oak
Q. acutissima is a rounded, deciduous tree with fissured, corky, grey to black bark and ovate to lance-shaped, glossy, mid-green leaves with bristle-tipped teeth. Ovoid acorns are borne in cups covered with long, slender, hairy scales.
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20m max. spread |
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20m max. height |
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20-50 Years to maturity |
Other names: Cork tree
Q. suber is a half-hardy, rounded, evergreen tree with thick, ridged, corky bark and ovate to oblong, toothed, rigid, glossy, dark green leaves, grey-hairy beneath. Small catkins of insignificant yellow-green flowers in spring are followed by ovoid to oblong acorns.
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20m max. spread |
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20m max. height |
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20-50 Years to maturity |
Other names: Iron oak, Bitter oak, Manna oak, Mossy-cupped oak, Wainscot oak
Q. cerris is a variable, fast-growing, spreading, deciduous tree with plated, dark grey bark and oblong to lance-shaped, deeply lobed or toothed, dark green leaves, pale green beneath, turning yellow-brown in autumn. Clusters or catkins of inconspicuous, yellow-green flowers in spring are followed by acorns with bristly cups.
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25m max. spread |
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30m max. height |
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20-50 Years to maturity |
Other names: Durmast oak, Quercus sessiliflora, Cornish oak
Q. petraea is a large, broad, rounded to spreading, deciduous tree with ridged, grey bark and yellow-stalked, leathery, ovate or oblong, lobed, dark green leaves turning orange-brown in autumn. Insignificant dull yellow flowers in spring are followed by stalkless, oblong to ovoid, brown acorns, borne singly or in clusters in autumn.
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20m max. spread |
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30m max. height |
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20-50 Years to maturity |
Quercus coccinea (Scarlet oak)
Q. coccinea is a rounded, deciduous tree with plated, pale grey-brown bark and glossy, elliptic, deeply lobed, mid-green leaves with bristle-tipped teeth and turning bright red in autumn. Rounded acorns are half-covered in a bowl-shaped cap.
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15m max. spread |
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20m max. height |
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20-50 Years to maturity |
Quercus kelloggii (Californian black oak)
Other names: California black oak, Kellogg oak
Q. kelloggii is a rounded, deciduous tree with cracked, dark brown bark, elliptic, glossy, dark green leaves with bristle-tipped lobes. Leaves turn red, yellow, and orange in autumn as oblong to ovoid, green acorns ripen brown.
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15m max. spread |
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20m max. height |
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50-100 years to maturity |
Other names: Oregon white oak, Garry oak
Q. garryana is a rounded, deciduous tree with cracked, pale grey bark, oblong to ovate, glossy, deeply lobed, dark green leaves and ovoid, edible acorns.
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10m max. spread |
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10m max. height |
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50-100 years to maturity |
Other names: Rock oak, Basket oak, Rock chestnut oak, Tanbark oak, American white oak, American chestnut oak, White oak, Quercus pumila, Quercus montana
Q. prinus is a large, rounded to oval, deciduous tree with oblong to ovate, coarsely-toothed, glossy, dark green leaves and pendent clusters of yellow-green flower catkins in spring followed by ovoid, dark brown fruit.
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18m max. spread |
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18m max. height |
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50-100 years to maturity |
Quercus falcata (Southern red oak)
Other names: American red oak, Red oak, Spanish oak, Swamp red oak
Q. falcata is a rounded to spreading, deciduous tree with fissured, grey-brown bark and variable, dark green leaves, white-hairy beneath, with three to nine curved, bristle-tipped lobes. Insignificant flowers in spring are followed by spherical acorns in autumn.
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12m max. spread |
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15m max. height |
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50-100 years to maturity |
Quercus pyrenaica (Pyrenean oak)
Other names: Iberian white oak
Q. pyrenaica is a rounded to spreading, deciduous tree, occasionally shrub-like, with deeply furrowed bark and obovate, elliptic, or broadly oblong, irregularly lobed, dark grey-green leaves, downy when young. Insignificant flowers in late spring are followed by clusters of oblong to ovoid acorns.
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12m max. spread |
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20m max. height |
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20-50 Years to maturity |
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