General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 8b
Plant Height: 6 - 18 inches
Plant Spread: 6 - 18 inches
Flowers: Showy
Flower Color: Yellow
Bloom Size: Under 1"

Image
Common names
  • Sundrops
  • Little evening-primrose
  • Small Sundrops
  • Evening Primrose

Photo Gallery
Location: Allentown, Pennsylvania
Date: 2015-05-15
Location: My garden, Calgary, Alberta, Canada; zone 3.
Date: 2007-06-23

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