Iris Tenax, or more commonly know as Toughleaf Iris, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with yellow-green foliage and purple flowers of the genus Iris. It has a moderate growth rate and a height of 1.5 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 mid spring, is tolerant of shade and is routinely available commercially. Iris Tenax or Toughleaf Iris's floral region is North America US Lower 48, specifically in the states of California, Oregon and Washington.
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