Interior Live Oak, Highland Live Oak, Sierra Live Oak

Quercuswislizeni

Family
Fagaceae (fag-AY-see-ee)
Genus
Quercus (KWER-kus)
Species
wislizeni (wis-LIZ-en-ee)
Synonym
Quercus wislizeni var. wislizeni
Quercus wislizenii
Quercus wislizenii var. wislizenii
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Evergreen
Provides Winter Interest
Smooth
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)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Inconspicuous/none
Bloom Time
N/A
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
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
Regional

This plant is said to grow outdoors in the following regions:

Paradise, California

Roseville, California

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Gardener's Notes:

0
positive
1
neutral
0
negative
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O
Paradise, CA (Zone 9a) | June 2011 | neutral

A slow growing oak with evergreen, angular, holly-like leaves. Grows wild in the foothills of the Sierra Nevada. Young plants are unruly ...Read More

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