Search Results for "quercus"

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

15m max. height

50-100 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

20m max. height

50-100 years to maturity

Quercus wislizenii (Interior live oak)

Other names: Highland live oak, Sierra live oak, Quercus wislizeni

Q. wislizenii is a spreading, variable, borderline hardy, evergreen shrub or small tree with broadly elliptic to broadly lance-shaped, spiny-toothed or smooth, glossy, dark green leaves and oblong to ellipsoid, green acorns ripening brown.
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12m max. spread

20m max. height

50-100 years to maturity

Quercus garryana (Oregon oak)

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

10m max. height

50-100 years to maturity

Quercus engelmannii (Mesa oak)

Other names: Mesa live oak, Engelman oak, Pasadena oak

Q. engelmannii is a borderline hardy, spreading, deciduous to semi-evergreen tree with thick, leathery, oval to oblong, dull blue-green leaves and insignificant, pale yellow flowers in spring followed by ovoid to cylindrical, round-tipped acorns, half-enclosed with a warty cap.
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30m max. spread

15m max. height

50-100 years to maturity

Quercus rubra (Red oak)

Other names: American red oak

Q. rubra is a large, broad, deciduous tree with deep green leaves in summer and red autumn colour. It has red-brown fruits called acorns.
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20m max. spread

25m max. height

20-40 years to maturity

Quercus phellos (Willow oak)

Q. phellos is a large deciduous tree forming a dense oblong crown of simple long leaves and inconspicuous yellow-green catkins in spring followed by small acorns.
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12m max. spread

15m max. height

20-50 years to maturity

Quercus dentata 'Pinnatifida' (Daimio oak 'Pinnatifida')

Other names: Daimyo oak 'Pinnatifida', Japanese emperor oak 'Pinnatifida', Cutleaf Japanese emperor oak, Quercus daimo

'Pinnatifida' is a slow-growing, upright, deciduous tree with fissured bark and stout,open branches bearing ovate, deeply lobed, dark grey-green leaves turning dull yellow-orange in autumn and, in autumn, spherical acorns with fringed caps.
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10m max. spread

12m max. height

20-50 years to maturity

Quercus robur Fastigiata Group (Common oak Fastigiata Group)

Other names: Pedunculate oak Fastigiata Group, Polish oak Fastigiata Group, English oak Fastigiata Group, Black oak Fastigiata Group, French oak Fastigiata Group, Quercus robur f. fastigiata

Fastigiata Group are large, upright, deciduous trees bearing ovate to oblong, dark green leaves with rounded lobes and inconspicuous yellow-green catkins in spring followed by ovoid acorns.
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15m max. spread

15m max. height

20-50 years to maturity

Quercus palustris 'Green Pillar' (Pin oak 'Green Pillar')

Other names: Swamp oak 'Green Pillar', Quercus palustris 'Pringreen'

'Green Pillar' is an upright, narrowly columnar, deciduous tree with glossy, mid- to dark green leaves divided into five, bristle-tipped lobes, the entire leaf turning scarlet to deep red in autumn. Insignificant catkins of tiny, green flowers in spring are followed by ovoid, brown fruit.
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5m max. spread

20m max. height

50 years to maturity