Bur Oak
Quercus macrocarpa var. macrocarpa
Fagaceae
Other names
Mossy Cup Oak, Burr Oak
Growth habit
Tree
Perennation
Long-lived polycarpic perennial
Native distribution
Nova Scotia to PA & TX
Location
Source of plant
Windrose Nursery
Description
Weakly pyramidal to oval in youth, gradually developing a massive trunk and a broad crown of stout branches. Plants reach 70' to 80' in height with an equal or slightly greater spread; can reach 170' in height. Leaves obovate or oblong, cuneate or occasionally narrow and rounded at base, divided by wide sinuses sometimes penetrating nearly to the midrib in 5-7 lobes. Fall color dull yellow, yellow-green, or yellow-brown. Bark rough, developing deep ridged and furrowed character, usually dark grey in color. Fruit usually solitary, sessile or long-stalked, exceedingly variable in size and shape; nut ellipsoidal or broad ovoid.
USDA Hardiness Zone
4