Skip to main content
A picture of a Large-Flowered Evening Primrose

Large-Flowered Evening Primrose

Oenothera glazioviana

Also known as

Redsepal Evening Primrose, Garden Evening-Primrose, Evening primrose

Full Sun
Light watering
Frost Hardy

H5

RHS hardiness

-15°C

Minimum temperature

Expected size

Height
Spread

1m

Max

45cm

50cm

Min

-30cm

Flowering

  • spring
  • summer
  • autumn
  • winter

More images of Large-Flowered Evening Primrose

A photo of Large-Flowered Evening Primrose
A photo of Large-Flowered Evening Primrose
A photo of Large-Flowered Evening Primrose
A photo of Large-Flowered Evening Primrose

Large-Flowered Evening Primrose Overview

This perennial has upright stems with large, rough leaves. The flowers produce reddish sepals with large pale yellow petals. This plant is often found in the wild in Northern Europe. STEM: Upright, stout, leafy. ROOT: Thick, white tap-root. HAIRS: Mostly short, some long with swollen, red bases. STIPULES: Absent LEAF-STALK: Short or almost absent. BRACTS: Leaf-like below. FLOWER STALK: Shorter than flower. SEPALS: 4, bases joined, tubular, red-striped, bending back on opening. PETALS: 4, twisted together in bud, broad, overlapping, notched. STAMENS: 8, bases curved. STIGMA: 1, 4-lobed, on long style. OVARY: 1, below sepals, 4-celled. SEEDS: Numerous, oblong.

How to propagate Large-Flowered Evening Primrose

Division

You can propagate by seed or division in autumn or spring.

Seed

Cuttings

Softwood cuttings in late spring.

Other uses of Large-Flowered Evening Primrose

Wildflower/meadow