Scientific Name: Quercus alba
Common Name: white oak
Family Name: Fagaceae
Origin: Canada - central, Canada - eastern, U.S. - central, U.S. - northeast
Hardiness Zone: Zone 3: (-40 to -34 °C)
Plant Type: Tree - deciduous
Mature Size: 22 - 30m x 15 - 25m (height x width)
Habit: Irregular, Open, Spreading, Twiggy, Upright
Form: Pyramidal - widely, Round
Texture: Medium
Landscape Uses: Herb, Shade tree, Street (boulevard tree), Wildlife food, Wind break
Exposure: Full sun
Soil or Media: Rocky or gravelly or dry
Leaves: Simple, Lobed, Alternate, Leathery, Pinnate venation, Lustrous, Tomentose, Oblong, Obovate, Pinnately lobed
Flowers: Catkin (ament), Yellow, Green-yellow, Red, Apr-May
Fruit: Nut, Brown, Sep-Oct
Key ID Features:
Leaves variable but most with 7 to 9 deep rounded lobes with sinus usually less than half way to midrib, most blades 14-20cm long x 9-14cm wide, emerge pinkish and pubescent, maturing to dark green and glabrous, mostly obovate, petioles 1-2cm long; acorns oval, about 2cm long. Winter ID: whitish to ash-gray bark; twigs and buds reddish-brown, glabrous; multiple terminal buds, most ovoid, 2-7mm long; leaf scars mostly half-round, bundle scars scattered, indistinct.