Allium ulleungense

Allium ulleungense

Native to:
Korea

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Amaryllidaceae
Genus:
Allium
Species:
Allium ulleungense

Growth Characteristics

Growth Habit:
Geophyte
Height:
40 cm
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul
Bloom Colors:
purple, pink

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes

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

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Germinates best with cool temperatures. Fresh seed germinates more readily than stored seed.

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

ORGHPS Germination Guide: Seed viability < 1 year for cold germinators except for A. cristophii

Source: Ontario Rock Garden & Hardy Plant Society