Medicago Sativa, or more commonly know as Alfalfa, 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 Medicago. It has a rapid growth rate and a height of 2 feet at maturity. Its duration is annual which means it grows for one season only. It's active growth period is spring summer fall, blooms during spring and is intolerant of shade. Medicago Sativa or Alfalfa's floral region is North America US Lower 48, Alaska, Hawaii, Puerto Rico and The Virgin Islands, specifically in the states of Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin and Wyoming.
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