Best Summer Cover Crops

For weed suppression and a major boost to soil fertility, sow these four fast-growing summer cover crops in any patch possible, even during your prime gardening season.

Alley Cropping With Sorghum Sudangrass
On this farm, allelopathic sorghum-sudangrass is grown in alleyways to suppress weeds and produce fodder for compost, while cowpeas fix nitrogen in the space to be followed by food crops.
Photo by Mark Schonbeck