Oenothera macrocarpa
Common name: Missouri Evening Primrose
Missouri Evening Primrose typically grows 8-14" tall and features very large, mildly fragrant, bright yellow flowers. The flowers open for only one day usually starting late afternoon and remaining open until the following morning. although the individual flowers are short-lived, bloom time can last well over 2 months in the right conditions. Â Easily grown in average, well-drained soil in full sun. Tolerates poor soils, drought and some light shade.
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Plant Details
Plant type
Forbs
Soil type
Dry, Dry Mesic, Mesic (Not too Wet Not too Dry), Moist Mesic
Light exposure
Full Sun, Partial Sun / Part Shade
Bloom period
Summer
Urban environment
Compacted/New Construction Soils, Road-side/Salt Tolerant
Habitat
Prairie Grasslands
Growth form
Ground cover, Rhizomatous/stoloniferous
Growth rate
Moderate
Flower color
Yellow
Fall color
Yellow
Size
- Mature height
- 8 Inches
- Mature width
- 2 Feet
- Max height
- 10 Inches
- Max width
- 4 Feet
Additional information
Pollinator hot spot