Quercus alba Fagaceae
(Eastern) White Oak kwer-KUS AL-ba
- Broadleaf deciduous tree, to 80(100) ft [24 m (30m)] tall, pyramidal when young, rounded when older. Bark pale gray to brown, exfoliating plates, ridged. Leaves alternate, simple, 10-20 cm long, have 3-4 rounded lobes per side, margin entire, blade tapers to the petiole [wedge-shaped, cuneate], foliage has a clean look, dull mid-green, changing to orange and burgundy (or red brown) in fall. Acorn solitary or paired, 1-3 cm long, ovoid-oblong, 1/4 to 1/3 covered by the cap (cupule); ripens the first year.
- Sun, found on many soil types, does best on deep, moist, well-drained, acid soils. Transplants with difficulty. Production in the nursery is difficult and growth slow.
- Hardy to USDA Zone 3 Native from Maine to Florida, west to Minnesota and Texas.
- alba: white
- Salem, Oregon: Bush Prairie Park, west of Bush House.
- Oregon State Univ. campus: northeast of Benton Hall.