Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Amaryllidaceae

Genus:

Allium

Species:

Allium giganteum

Growth Characteristics

Growth Habit:

Geophyte

Height:

150 cm

Drought Tolerance:

Medium

Bloom Months:

may,jun,jul

Bloom Colors:

purple, violet

Garden & Ecology Notes

Wildlife Value:

bees, butterflies

Deer Resistant:

Yes

Fragrant:

Yes

Source: Claude claude-opus-4-5-20251101 Batch

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–90 days

Germination Time:

14–60 days

Notes:

Seeds benefit from cold stratification. Best sown in autumn for natural cold treatment over winter. Can take several years to reach flowering size from seed.

Source: Claude claude-opus-4-5-20251101 Batch