Mexicali Onion

Allium peninsulare

Also known as: San Francisco onion, penisula onion

Native to:
Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Amaryllidaceae
Genus:
Allium
Species:
Allium peninsulare
USDA Symbol:
ALPE

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Geophyte
Height:
40 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul
Bloom Colors:
pink, rose, purple

Wildlife Benefits

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

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, hummingbirds
Deer Resistant:
Yes
Fragrant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Bulbs survive fire and resprout readily. Common in post-fire recovery communities in chaparral and coastal sage scrub.

Soil Requirements

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

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination and cool temperatures. Sow fresh seed in fall for best results.