Alfalfa Seed - Raw is currently out of stock for the season. Check out Alfalfa Seed - Coated or Alamo Alfalfa Seed - Certified. Call our office with any questions at (800-552-1027). Alfalfa (Medicago sativa) is a cool season perennial legume living from three to twelve years, depending on variety and climate.  Alfalfa seed is most commonly planted for hay production, wildlife food plots and grazing.  Alfalfa is the most popular legume in the world for hay and forage production for cattle and horses. Alfalfa resembles clover with clusters of small purple flowers containing high protein, vitamin and mineral rich leaves and stems.  Alfalfa is very appealing to all forms of wildlife and remains as one of the best Alfalfa seed is commonly sprouted and eaten by humans as well.