Quercus wislizeni var. wislizeni

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Quercus wislizeni var. wislizeni
Quercus wislizeni var. wislizeni

Species Name: Quercus wislizeni var. wislizeni
Common Name: Interior Live Oak

Interior live oak is a variable species. It is often shrubby, but occasionally reaches the size of a large tree with a stately form and dense, rounded canopy. Excellent bird habitat. Tough evergreen leaves discourage browsing deer.

Plant Family: Fagaceae
Plant Type: Tree or shrub
Height by Width: 30-75' H x 20-65' W
Growth Habit: Dense shrub or tree
Deciduous/Evergreen: Evergreen
Growth Rate: Moderate
Sun Exposure: Full to part sun
Soil Preference: Well-draining, rocky
Water Requirements: Drought-tolerant to occasional
Cold Hardy to: 6,000'
Flower Season: Spring
Flower Color: Acorns
Endangered?: Not Listed
Distribution: North Coast Ranges, Foothills of the Cascade Ranges and Sierra Nevada, Tehachapi, South Coast Range, Southwest
Natural Habitat: Interior canyons, slopes, valleys, pine/oak woodland, chaprarral, floodplains

Songbird iconA.jpg Butterfly iconA.jpg Slope iconA.jpg

Care and Maintenance

  • Introduced into cultivation in California by Theodore Payne.
  • From California Native Plants, Theodore Payne's 1941 catalog: "Round topped tree with smooth or sometimes roughly fissured bark. Leaves shining green above, pale yellowish green on underside, the margins entire or with spiny-teeth. Hillslopes and moist valleys. Gallon cans, 50c."
Other Names