A frenulum (or frenum) is a small fold of tissue that prevents an organ in the body from moving too far.
Cover crops usually are grown to prevent soil loss from wind and water erosion. Use fast-growing cover crops, such as winter wheat or annual rye, on fall-spaded gardens. A second, and probably more important reason home gardeners should use cover crops is to improve soil structure and increase organic matter.
Cover crops are. grown not to feed the gardener, but to. feed the gardenâoften referred to as. âgreen manures,â cover crops boost soil. fertility, cycle nutrients, and improve. soil structure.