Interior Live Oak, Highland Live Oak, Sierra Live Oak
Quercuswislizeni

Synonym:Quercus wislizeni var. wislizeni

Synonym:Quercus wislizenii

Synonym:Quercus wislizenii var. wislizenii

Category
Trees

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Sun to Partial Shade

Foliage
Grown for foliage
Evergreen
Provides Winter Interest
Smooth

Foliage Color

Height
20-30 ft. (6-9 m)
30-40 ft. (9-12 m)
over 40 ft. (12 m)

Spacing
20-30 ft. (6-9 m)

Hardiness
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)

Where to Grow

Danger
Parts of plant are poisonous if ingested

Bloom Color
Inconspicuous/none

Bloom Characteristics

Bloom Size

Bloom Time
N/A

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information

Propagation Methods
From seed; direct sow outdoors in fall

Seed Collecting