A frenulum (or frenum) is a small fold of tissue that prevents an organ in the body from moving too far.
Others, such as buckwheat, are very frost-tender. The cover crops listed here are widely adapted and can be grown in most areas of the United States, either as a summer or winter cover crop, depending on where you live. Rye This crop comes in two different types: annual rye and cereal rye. Both have their advantages.
The grass species most valued for use as cover crops are those that germinate and establish quickly, produce large quantities of fibrous roots and shoots, and are readily removed by tillage or herbicides. Small Grain Cereals. Small grains are fast to germinate, cold tolerant, and high yielding.