Allium Douglasii, or more commonly know as Douglas' Onion, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and purple flowers of the genus Allium. It has a rapid growth rate and a height of 0.9 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during late spring, is intolerant of shade and is routinely available commercially. Allium Douglasii or Douglas' Onion's floral region is North America US Lower 48, specifically in the states of Idaho, Oregon and Washington.
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