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Connecticut Plants
Common Evening Primrose
Oenothera biennis L.

The flowers partly close during the day, and fully open in the evening.

  • Family: evening primrose (Onagraceae)
  • Habitat: roadsides, fields
  • Height: 2-5 feet
  • Flower size: 1-2 inches
  • Flower color: yellow
  • Flowering time: June to September
  • Origin: native
Oenothera biennis L.
Oenothera biennis L.