PLANT PROFILE

Quercus alba
white oak



Quercus alba

Quercus alba
Quercus alba
Top Photo Courtesy Renee Brecht; Bottom, USDA
Britton & Brown
Botanical name: Quercus alba
Common name: white oak
Group: dicot
Family: Fagaceae
Growth type: forb/herb
Duration: perennial
Origin: native
Plant height: 60 - 80'
Bark: white or ashy gray; older trees have blocky  plates
Leaves: alternate, simple, 5 to 10 lobes with varying sinus depth
Flower: monoecious; yellow green male catkins; females reddish, in spikes
Flowering time: bloom early May to late May; fruit matures September to November of the first year
Habitat: well-drained, dry or moist soils
Range in New Jersey: common throughout the state, except in the Pine barrens, where it is local and largely in second growth (Stone, 408)
Heritage ranking, if any: n/a
Distribution:
Misc. Hybridizes easily, especially in the Pine barrens. Several hybrids have been named