Poa Sylvestris, or more commonly know as Woodland Bluegrass, is a graminoid with green foliage and yellow flowers of the genus Poa. It has a moderate 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 mid spring, is tolerant of shade and is routinely available commercially. Poa Sylvestris or Woodland Bluegrass's floral region is North America US Lower 48, specifically in the states of Alabama, Arkansas, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kentucky, Louisiana, Maryland, Michigan, Minnesota, Missouri, Mississippi, North Carolina, Nebraska, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Virginia and Wisconsin.