Lupinus argenteus (Silvery lupine)
Drought tolerant, bushy leguminous native perennial with violet or whitish-blue flowers, blooming May to September. Widespread in its natural range in shrublands, grasslands and woodlands at mid to high elevations; up to 12,500 ft. Prefers well-drained soils. Aggressive colonizer after disturbance. Seeds are eaten by various birds. Important pollen source for bees and other pollinators. Poisonous to livestock.
DISTRIBUTION / ADAPTATION
INFORMATION & ATTRIBUTES
Family: Fabaceae
Duration: Perennial
Growth Habit: Forb/herb/subshrub
Native Status: Native
Growth Form: Single crown
Mature Height: 30 in.
Bloom Color: Whitish-blue
Bloom Period: June-September
Annual Precipitation: 12 in.
Drought Tolerance: High
Shade Tolerance: Intolerant
Elevation:
Fire Resistance: No
Fire Tolerance:
Nitrogen fixation: Yes
SOIL ADAPTATION
Coarse Texture: Yes
Medium Texture: Yes
Fine Texture: No
Salinity Tolerance: Low
CaCO3 Tolerance: Low
pH Range: 5.7-7.5
SEEDING NOTES
Seeds per Pound: 18,300
Seeding Rate: 20-30 PLS lbs/acre
Season:
Days to Germination:
VARIETIES & LOCAL ACCESSIONS
None