Crinkled Onion

Allium crispum

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Amaryllidaceae
Genus:
Allium
Species:
Allium crispum
USDA Symbol:
ALCR5

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Geophyte
Height:
30 cm
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
may,jun,jul
Bloom Colors:
pink, purple

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to dry, rocky hillsides and grasslands

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate best with cool temperatures and moisture. Fall sowing outdoors is often more successful than spring.