Cover crops take up space and light, thereby shading the soil and reducing the opportunity for weeds to establish themselves. The soil-loosening effect of deep-rooting green manures also reduces weed population that thrives in compacted soil.
Sweet clover can grow nearly anywhere under most conditions. Our favorite clover because it is more versatile than other clovers at nitrogen fixating, erosion control and attracting beneficial insects.
Jackhammer radish is a fast growing daikon radish that is a great scavenger. Starts germinating immediately and very easy to grow. Winter kills and turns into great biomass.