Helenium Flexuosum, or more commonly know as Purplehead Sneezeweed, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and yellow flowers of the genus Helenium. It has a moderate growth rate and a height of 3.2 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during summer and is intolerant of shade. Helenium Flexuosum or Purplehead Sneezeweed's floral region is North America US Lower 48, specifically in the states of Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Virginia, Vermont and Wisconsin.
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