Quercus Species, California Black Oak, Maple-Leafed Oak

Quercuskelloggii

Family
Fagaceae (fag-AY-see-ee)
Genus
Quercus (KWER-kus)
Species
kelloggii (kel-LOG-ee-eye)
Synonym
Quercus californica
Quercus sonomensis
Quercus tinctoria var. californica
Sun Exposure
Full Sun
Foliage
Grown for foliage
Deciduous
Height
30-40 ft. (9-12 m)
over 40 ft. (12 m)
Spacing
20-30 ft. (6-9 m)
30-40 ft. (9-12 m)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
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)
Bloom Color
Bloom Time
Mid Spring
Late Spring/Early Summer
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
Patent Information
Non-patented
Propagation Methods
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Seed does not store well; sow as soon as possible
Regional

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

Lake Arrowhead, California

NORTH FORK, California

Paradise, California

Gold Hill, Oregon

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Gardener's Notes:

1
positive
1
neutral
0
negative
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G
(Zone 10b) | February 2007 | positive

Really pretty oak.
It's hard to get acorns! Squirrels do such a good job!

K
K
L.A. (Canoga Park), CA (Zone 10a) | April 2005 | neutral

Native to central western Oregon south through the Coast Ranges and Sierra Nevada to San Diego County.

Decent fall color (yellow).

Featured
American Bird Grasshopper
(Schistocerca americana)
Dark-eyed Junco
(Junco hyemalis)
Featured
American Bird Grasshopper
(Schistocerca americana)
Dark-eyed Junco
(Junco hyemalis)