Cous Biscuitroot

Lomatium cous (S. Watson) J.M. Coult. & Rose - Carrot family

Size

Mature Height: Up to around 10 inches

Planting Distance: 3.0 feet

Plant Type: Forb/herb

Root Depth: 10 inches

Growth Form: Rhizomatous

Growth Rate: Rapid

Features

Flower Color: Yellow

Conspicuous Flowers: Yes

Bloom Time: Early Spring

Seasonal Growth: Spring

Evergreen: No

Fall Colors: No

Conditions

Shade Tolerance: Intolerant

Clay Soil Tolerance: No

Sandy Soil Tolerance: Yes

Drought Tolerance: High

Flood Tolerance: None

Fire Tolerance: Medium

Salt Tolerance: Low

Ecosystem Interactions

Pollinators: Native Bees

Native Range

  • CAN:  Alberta, Saskatchewan
  • USA:  Idaho, Montana, Nevada, North Dakota, Oregon, South Dakota, Utah, Washington, Wyoming
Regional Native Status: L48 (N), CAN (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.