Heracleum Maximum, or more commonly know as Common Cowparsnip, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and white flowers of the genus Heracleum. It has a moderate growth rate and a height of 8 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 early summer and is intolerant of shade. Heracleum Maximum or Common Cowparsnip's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Arizona, California, Colorado, Connecticut, Delaware, Georgia, Iowa, Idaho, Illinois, Indiana, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oregon, Pennsylvania, Rhode Island, South Dakota, Tennessee, Utah, Virginia, Vermont, Washington, Wisconsin and Wyoming.
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