Oenothera Pilosella, or more commonly know as Meadow Evening Primrose, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with gray-green foliage and purple flowers of the genus Oenothera. It has a moderate growth rate and a height of 2 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 somewhat tolerant of shade and is routinely available commercially. Oenothera Pilosella or Meadow Evening Primrose's floral region is North America US Lower 48, specifically in the states of Alabama, Arkansas, Connecticut, Iowa, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maine, Michigan, Missouri, Mississippi, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Texas, Virginia, Vermont and Wisconsin.
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