Corktree

Euonymus phellomanus

Native to:
China

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Celastraceae
Genus:
Euonymus
Species:
Euonymus phellomanus
USDA Symbol:
EUPH6

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub
Height:
450 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun
Bloom Colors:
green, yellow
Landscaping Shrub:
Yes

Garden & Ecology Notes

Wildlife Value:
birds
Fall Color:
red, pink

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers sheltered woodland edges

Propagation & Germination

Stratification:
Warm then cold/moist stratification (double dormancy) — 90–180 days
Germination Time:
30–90 days
Notes:
Double dormancy common in Euonymus; warm stratification followed by cold stratification improves germination rates.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Expose to fluctuating outdoor winter temps incl. freezing for 3 months. Increase light/temp in spring.

Source: Ontario Rock Garden & Hardy Plant Society