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Oenothera biennis

Also Known As

  • Common Evening Primrose

Plant type

annual / biennial

size

  • H: 4'-6'
  • W: 2'-3'

planting zones

  • 1-12

Oenothera biennis plant details

Oenothera biennis is a broadleaf deciduous or semi-evergreen annual / biennial with green foliage. In fall and summer yellow flowers emerge. Grows well with sun and occasional water. Does well in gritty and lean soil. A good option if you're seeking something heat tolerant and verticillium wilt resistant.

CHARACTERISTICS OF Oenothera biennis

Plant type: annual / biennial
Plant family: onagraceae
Foliage: deciduous or semi-evergreen green
Mature size: 2 FT - 3 FT - wide, 4 FT - 6 FT - tall
Flowers: yellow blooms in fall and summer
Uses: native plant

GROWING CONDITIONS for Oenothera biennis

USDA Zones: 1 - 12
Sun exposure: sun
Watering frequency: occasional
Resistant to: heat and verticillium wilt
Soil needs: gritty and lean

Gardening facts about Oenothera biennis plant

How to Grow Oenothera biennis

  • Soil Needs

    • lean
    • gritty
  • Water Needs

    • occasional
  • Special Situation

    • heat tolerant
    • verticillium wilt resistant
  • Sun Exposure

    • sun

Features

  • Flower Season

    • summer
    • fall
  • Foliage Color

    • green
  • Flower Color

    • yellow
  • Foliage Season

    • deciduous
    • semi-evergreen
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