Calamagrostis Coarctata, or more commonly know as Arctic Reedgrass, is a graminoid with green foliage and green flowers of the genus Calamagrostis. It has a moderate growth rate and a height of 4.9 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during fall and is intolerant of shade. Calamagrostis Coarctata or Arctic Reedgrass's floral region is North America US Lower 48, specifically in the states of Alabama, Connecticut, Delaware, Georgia, Kentucky, Louisiana, Massachusetts, Maryland, Maine, North Carolina, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee and Virginia.
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