Oenothera
( ee - noh - THEER - uh )
At-A-Glance InformationOenothera, also called Evening Primrose or Sundrops, is a genus of perennial and biennial flowering plants that that are prized for their blooms in shades of yellow, pink and white. They display their blooms either during the day or at night, and some are fragrant. These plants will survive harsh conditions and neglect.
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Oenothera Species and Varietals
The best growing zones for Evening Primrose vary depending on the species. For more information, see the descriptions below. To find your zone, click here: Zone Map.
Oenothera caespitosa (Tufted Fragrant, White Evening Primrose) This species of Evening Primrose is either a perennial or biennial and grows well in zones 1-3, 7-14 and 18-21. It is native to western areas in the United States and reaches 8-12 inches tall and 2 feet wide. Foliage is grey-green and fuzzy and flowers are fragrant and fade from white to pink, opening in the evening. Flowers bloom profusely in late spring and early summertime. |
Oenothera fruticosa (Sundrops) This species grows best in zones 1-21 and is native to the eastern United States. It has an erect growing habit and grows to 2 feet tall and wide with reddish stems. Yellow flowers bloom from late spring through summertime, and open in daytime. Varieties include 'Fireworks' (with red flower buds and leaves that are tinted red), Oenothera fruticosa glauca (also called Oenothera fruticosa tetragona; with light yellow flowers and red stems), and 'Solstice' (with bright red summer foliage that darkens to burgundy in fall). |
Caring for Oenothera
Propagation
Problems and Pests
Gallery
Videos
A video all about growing camellias successfully
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Propagating camellias
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Resources
The New Sunset Western Garden Book: The Ultimate Gardening Guide (2012) - Page 459, Oenothera
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