Gentiana Andrewsii, or more commonly know as Closed Bottle Gentian, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and purple flowers of the genus Gentiana. It has a moderate 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 somewhat tolerant of shade. Gentiana Andrewsii or Closed Bottle Gentian's floral region is North America US Lower 48, specifically in the states of Colorado, Connecticut, Delaware, Iowa, Illinois, Indiana, Kentucky, Massachusetts, Maryland, Michigan, Minnesota, Missouri, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Dakota, Virginia, Vermont and Wisconsin.
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