Oenothera macrocarpa

Oenothera macrocarpa

Missouri evening primrose

Previous scientific name(s): Oenothera missouriensis

Formerly known as Oenothera missouriensis. Drought tolerant; full sun. A low growing perennial species yielding large yellow blossoms from May to September. Occurs commonly on open prairies, rocky hillsides or along road-sides. Useful in seed blends for erosion control or beautification.

Varieties: 

Species Attributes

Height: 
in.
Life Form: 
Perennial
Native or Introduced: 
Native
Precipitation: 
Low
Sun & Shade Tolerance: 
Full Sun
Elevation: 
ft.

Soil Texture

Coarse: 
Marginal
Moderately Coarse: 
Best
Medium: 
Best
Moderately Fine: 
Average
Fine: 
Not Adapted

Soil pH

Acidic: 
Not Adapted
Neutral: 
Best
Basic: 
Marginal
Seeding Rate: 
10 
- 15 
PLS lbs/Acre
Pure Seed per Bushel: 
32.70 lbs.
Seeds per Pound: 
85,700
Germination Time: 
Days
Mycorrhizal Dependent: 
Yes
Bloom Color: 
Yellow
Blooming Season: 
Summer