Scirpus Microcarpus, or more commonly know as Panicled Bulrush, is a graminoid with green foliage and white flowers of the genus Scirpus. It has a rapid growth rate and a height of 5.5 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 late spring and is intolerant of shade. Scirpus Microcarpus or Panicled Bulrush's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Arizona, California, Colorado, Connecticut, Iowa, Idaho, Illinois, Kentucky, Massachusetts, Maine, Michigan, Minnesota, Montana, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Oregon, Pennsylvania, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin and Wyoming.
Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming