Photo by Melody

PlantFiles: California Hazelnut
Corylus cornuta var. californica

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Family: Betulaceae (beh-tyoo-LAY-see-ee) (Info)
Genus: Corylus (KOR-ih-lus) (Info)
Species: cornuta var. californica

Synonym:Corylus californica

Category:
Edible Fruits and Nuts
Shrubs

Height:
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)

Spacing:
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)

Hardiness:
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)

Sun Exposure:
Full Sun

Danger:
N/A

Bloom Color:
Red
Pale Yellow
Inconspicuous/none

Bloom Time:
Mid Spring

Foliage:
Deciduous

Other details:
Unknown - Tell us

Soil pH requirements:
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information:
Unknown - Tell us

Propagation Methods:
Unknown - Tell us

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By Scorpioangel
Thumbnail #1 of Corylus cornuta var. californica by Scorpioangel

Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral Scorpioangel On Oct 23, 2005, Scorpioangel from Gold Hill, OR (Zone 7a) wrote:

A Southern Oregon native shrub.

Regional...

This plant has been said to grow in the following regions:

Gold Hill, Oregon



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