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.
Types of Houseplants. The variety of houseplants is varied and broad. There are flowering types or non-flowering types. You can grow Cactus, small shrubs and flower bulbs. You can even grow many varieties of herbs. We commonly think of only a limited number of plants as candidates for an indoor garden.