Alfalfa seed varieties are widely grown throughout the world as forage for cattle, and is most often harvested as hay, but can also be made into silage, grazed in pastures, or fed as green chop. Alfalfa seed varieties have the highest feeding value of all common hay crops, being used less frequently as pasture. When Alfalfa is grown on soils where it is well adapted, alfalfa is the highest yielding forage plant. Alfalfa is one of the most important legumes or forages used in agriculture.