Threadleaf Brodiaea ⚠️ Threatened

Brodiaea filifolia

Native to:
United States

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asparagaceae
Genus:
Brodiaea
Species:
Brodiaea filifolia
USDA Symbol:
BRFI

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Geophyte
Height:
50 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
apr,may,jun
Bloom Colors:
pink, purple

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, native pollinators
Deer Resistant:
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 open grasslands and coastal sage scrub

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–45 days
Notes:
Seeds require cool temperatures and moist conditions. Best germinated in fall with winter rains.

The above propagation data sourced from Claude AI