Woolly Bird's-Foot Trefoil

Hosackia incana

Native to:
United States
Woolly Bird's-Foot Trefoil

United States. War Dept; Henry, Joseph, 1797-1878; Baird, Spencer Fullerton, 1823-1887; United States. Army. Corps of Engineers

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Hosackia
Species:
Hosackia incana
USDA Symbol:
LOIN6

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Drought Tolerance:
Medium
Bloom Months:
apr,may,jun,jul
Bloom Colors:
yellow, white

Wildlife Benefits

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

Reported Fauna Sightings

Bees: Yellow-faced bumble bee (Bombus vosnesenskii)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown after fire; common in fire-prone chaparral and grassland communities.

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 coastal regions with sandy soils

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–42 days
Notes:
Scarification improves germination in this legume. Seeds have hard seed coats typical of Fabaceae.

The above propagation data sourced from Claude AI