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.
About Cover Crops. The following is a list of several cover crops used in the PLANTS floristic area (PFA). By clicking on the appropriate column heading, this list can be sorted by PLANTS symbol, scientific name, common name, or plant family. Click on a scientific name to view its Plant Profile with more information.