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Oenothera lamarckiana Evening primrose

Previous scientific name(s): Oenothera erythrosepala

 

Low to moderate water requirements. Annual with large showy yellow flowers, which open in early evening, blooms during summer. Naturalized throughout North America on light soils.

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Species Attributes

Height:

36 - 60 in.

Life Form:

Annual

Native or Introduced:

Introduced

Season:

Sun & Shade Tolerance:

granite seed sun and shade tolerance icon granite seed sun and shade tolerance icon

Elevation:

Precipitation:

Low - Moderate

Soil Texture
Coarse:

Marginal

Moderately Coarse:

Best

Medium:

Best

Moderately Fine:

Average

Fine:

Marginal

Soil pH
Acidic:

Marginal

Neutral:

Best

Basic:

Marginal

Seeding Rate:

1 - 2 PLS lbs/Acre

Pure Seed per Bushel:

30.70 lbs.

Seeds per Pound:

864,000

Germination Time:

Days

Blooming Season:

Summer

Mycorrhizal Dependent:

Yes

Bloom Color:

Yellow

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