General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Minimum cold hardiness: Zone 5a -28.9 °C (-20 °F) to -26.1 °C (-15 °F)
Maximum recommended zone: Zone 9b
Plant Height: 12 - 18 inches
Plant Spread: 12 - 18 inches
Leaves: Semi-evergreen
Flowers: Showy
Flower Color: Yellow
Bloom Size: 1"-2"
Flower Time: Spring
Late spring or early summer
Underground structures: Taproot
Suitable Locations: Xeriscapic
Uses: Will Naturalize
Wildlife Attractant: Bees
Butterflies
Resistances: Deer Resistant
Rabbit Resistant
Propagation: Seeds: Suitable for wintersowing
Can handle transplanting
Propagation: Other methods: Cuttings: Tip

Image
Common names
  • Berlandier's Sundrops
  • Evening Primrose
  • Squarebud Primrose
  • Texas Primrose
Botanical names
  • Accepted: Oenothera berlandieri
  • Synonym: Calylophus berlandieri

Photo Gallery
Location: Friend's garden, Comal County, Tx.
Date: 2016-06-14
Location: Medina Co., Texas
Date: April 2007
Squarebud Primrose
Location: Medina Co., Texas
Date: May 2010
Squarebud Primrose
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