Worm Farmer's Handbook

Techniques and systems for processing food scraps, manure, yard debris, paper, and more

Turning waste into wealth sounds too good to be true, but many worm farmers are finding that vermicomposting is a reliable way to do just that. Vermicast—a biologically active, nutrient-rich mix of earthworm castings and decomposed organic matter—sells for $400 or more per cubic yard. Compare that to regular com...