Pascopyrum Smithii, or more commonly know as Western Wheatgrass, is a graminoid with gray-green foliage and yellow flowers of the genus Pascopyrum. It has a rapid growth rate and a height of 2 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring summer fall, blooms during mid summer and is intolerant of shade. Pascopyrum Smithii or Western Wheatgrass's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Arkansas, Arizona, California, Colorado, Georgia, Iowa, Idaho, Illinois, Indiana, Kentucky, Massachusetts, Michigan, Minnesota, Missouri, Montana, North Dakota, Nebraska, New Hampshire, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, South Dakota, Tennessee, Texas, Utah, Washington, Wisconsin and Wyoming.
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