when do i harvest castings from worm bin
The best way to harvest is to entice the worms out of their castings and into fresh bedding and food. âHarvestingâ worm castings means separating worm poop (called castings) from worms. The goal is to use the worm composting castings to feed your garden, while putting the worms back to work in fresh bedding. After you set up your worm bin, it should be ready for harvest in about 4 months. Attempts to Automate Harvesting. Iâve seen two homemade machines built to separate worms from their castings. One was a slanted wire mesh tube about 4 feet long that vibrated jerkily.