Tufted Evening Primrose

Oenothera caespitosa Nutt. - Evening Primrose family

Size

Mature Height: Up to around 6 inches

Planting Distance: 3.0 feet

Plant Type: Forb/herb, Subshrub

Root Depth: 6 inches

Growth Form: Single Crown

Growth Rate: Rapid

Features

Flower Color: White

Conspicuous Flowers: Yes

Bloom Time: Late Spring

Seasonal Growth: Spring and Summer

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: Medium

Ecosystem Interactions

Pollinators: Native Bees; Moths; Butterflies

Native Range

  • CAN:  Alberta, Manitoba, Saskatchewan
  • USA:  Idaho, Montana, Nebraska, 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.