Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Betulaceae

Genus:

Corylus

Species:

Corylus cornuta subsp. californica

Growth Characteristics

Growth Habit:

Shrub

Height:

400 cm

Drought Tolerance:

Medium

Bloom Months:

jan,feb,mar

Landscaping Shrub:

Yes

Keystone Species Ranking

Caterpillar Keystone:

★★★★★ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:

birds, small mammals, squirrels

Fall Color:

yellow

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Resprouts vigorously from root crown after fire. Common component of fire-adapted California oak woodland and chaparral communities.

Source: Claude claude-sonnet-4-5-20250929 Batch

Propagation & Germination

Stratification:

Cold/moist stratification required — 90–120 days

Germination Time:

30–60 days

Notes:

Seeds may require removal from hard shell. Plant immediately after stratification as nuts can desiccate quickly.

Source: Claude claude-sonnet-4-5-20250929 Batch