Tailcup lupine

Lupinus caudatus

Drought tolerant, leguminous native perennial with deep violet-blue flowers, blooming May to September. Occurs in a variety of habitats including grasslands, sagebrush, shrublands and open forests; up to 11,500 ft. elevation. Prefers well-drained soils. Deep taproot allows it to survive and respond to wildfires. Seeds are eaten by various birds. Important pollen source for bees and other pollinators. One of the most poisonous lupine species to livestock.