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Quercus robur  |
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English Oak |
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Northern Europe, Western Asia and Northern Africa |
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A large, open, wide-spreading tree, with heavy
limbs and a short, massive trunk. |
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75-100 feet tall with a similar spread |
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Plants are
monoecious. Male flowers are borne in
clustered, pendent catkins the females are
borne solitary, or in a few flowered spike in
the axils of the new leaves. |
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Leaves are alternate, simple, 2-5 inches long,
with 3-7 pairs of rounded lobes, not as deep as
Q. alba, with 2 small “dogear” lobes at
the base, with a very short petiole. |
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Fall color is green to brownish. |
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Fruit is an acorn, 1-2 inches long, oblong to
oval, enclosed about ⅓ by bowl-like, thick,
woody, knobby cap, borne on a long, slender
stalk. |
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- 'Fastigiata' - Pyramidal English Oak, -
upright and columnar similar to
Lombardy
Poplar.
- 'Asplenifolia' - Fern-leaved Oak -
deeply lobed leaves
- 'Atropurpurea' - dark purple leaves -
very rare in America
- 'Concordia' - Golden English Oak - may
scorch in hot sun - leaves bright yellow
- 'Pendula' - pendulous branches - rare in
the United States
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