This large deciduous tree has an upright trunk with grey brown bark and spreading, drooping branches that form a broad rounded crown. It has dark green lobed leaves that turn yellowish brown during autumn and the editable acorns appear in autumn. 

Hardiness zones 9 to 10 

Quercus lobata is naturally found in North America growing in California in well drained fertile, moist soils in an open sunny position ad is drought and frost tender. 

The California White Oak is grown for its spreading habit and is planted in parks and woodland gardens as a lawn specimen for summer shade. It establishes in 3 to 5 years and is slow to mature. It is suitable for coastal or warmer inland regions and can be a feature tree in a medium size garden. ID 2247

Note:
In the wild the tree can attain a height of 30m (100ft) but under cultivation it is commonly smaller growing to 15m (45ft) tall.

Quercus (KWER-kus) lobata (lo-BAH-ta)

Fagaceae (fag-AY-see-e)
Beech, Oaks and Sweet Chestnuts