Calamovilfa Longifolia, or more commonly know as Prairie Sandreed, is a graminoid with green foliage and yellow flowers of the genus Calamovilfa. It has a moderate growth rate and a height of 4.5 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 late summer and is intolerant of shade. Calamovilfa Longifolia or Prairie Sandreed's floral region is North America US Lower 48, specifically in the states of Colorado, Iowa, Idaho, Illinois, Indiana, Michigan, Minnesota, Missouri, Montana, North Dakota, Nebraska, New Mexico, New York, Ohio, Pennsylvania, South Dakota, Washington, Wisconsin and Wyoming.
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