Oenothera Caespitosa, or more commonly know as Tufted Evening Primrose, is a forb/herb subshrub with green foliage and white flowers of the genus Oenothera. It has a rapid growth rate and a height of 0.5 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring and summer, blooms during late spring, is intolerant of shade and is routinely available commercially. Oenothera Caespitosa or Tufted Evening Primrose's floral region is North America US Lower 48, specifically in the states of Arizona, California, Colorado, Idaho, Montana, North Dakota, Nebraska, New Mexico, Nevada, Oregon, South Dakota, Texas, Utah, Washington and Wyoming.
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