Juncus Interior, or more commonly know as Inland Rush, is a graminoid with green foliage and green flowers of the genus Juncus. 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 late spring and is somewhat tolerant of shade. Juncus Interior or Inland Rush's floral region is North America US Lower 48, specifically in the states of Arkansas, Arizona, Colorado, Iowa, Illinois, Indiana, Kentucky, Louisiana, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Mexico, Ohio, Oklahoma, South Dakota, Tennessee, Texas, Utah, Virginia, Wisconsin and Wyoming.