Calamagrostis Rubescens, or more commonly know as Pinegrass, is a graminoid with dark green foliage and yellow flowers of the genus Calamagrostis. It has a slow growth rate and a height of 3 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 spring and is tolerant of shade. Calamagrostis Rubescens or Pinegrass's floral region is North America US Lower 48, specifically in the states of California, Colorado, Idaho, Montana, Nevada, Oregon, Utah, Washington and Wyoming.
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