University of Illinois Extension
Showy Evening Primrose (Oenothera speciosa) - Wildflowers

Directory of Wildflowers

Showy Evening Primrose
Oenothera speciosa

Showy Evening Primrose in flower
Showy Evening Primrose in flower

Quick Profile

Exposure
Full Sun
 
Mature Height
6 - 24 Inches
 
USDA Hardiness Zones
3 - 8 
 
Native To:
Illinois
Indiana
Iowa
Missouri
Ohio
 
Soil Conditions
Moist, Well-Drained
 
Bloom Color
Pink
 
Bloom Season
June - August
 

Features

Pink to white flowers with four petals; flowers open in the evening.

Culture

Full sun; moist, well drained soil.

Notes

Found in prairies. This plant can spread aggressively.