Vernonia Missurica, or more commonly know as Missouri Ironweed, 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 Vernonia. It has a moderate growth rate and a height of 6 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 summer and is intolerant of shade. Vernonia Missurica or Missouri Ironweed's floral region is North America US Lower 48, specifically in the states of Alabama, Arkansas, Florida, Iowa, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Michigan, Missouri, Mississippi, Nebraska, New Mexico, Ohio, Oklahoma, Tennessee and Texas.
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