Orthocarpus Tenuifolius, or more commonly know as Thinleaved Owl's-Clover, 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 Orthocarpus. It has a rapid growth rate and a height of 1 feet at maturity. Its duration is annual which means it grows for one season only. It's active growth period is spring and summer, blooms during late spring, is intolerant of shade and is routinely available commercially. Orthocarpus Tenuifolius or Thinleaved Owl's-Clover's floral region is North America US Lower 48, specifically in the states of Idaho, Montana, Oregon, Washington and Wyoming.
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