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.
In many parts of the country, growing vegetables like lettuce in the shade will even help them to produce longer. Some of the most common and beloved vegetable garden favorites are perfectly suited for shade, including: 1  Arugula. 2  Basil. 3  Celery. 4  Kale. 5  Lettuce. 6  Peas. 7  Potatoes.