Worm Factory 360 - Black Items cannot ship to: AA,AE,AK,AP,AS,CN,FM,GU,HI,MH,MP,PR,PW,VI Uses one of natures finest soil amendments to create nutrient rich, organic fertilizer. Add worms to this unique composter and watch them work for you to create rich compost that your plants love. Design allows worms to travel up into the higher tray and break down your kitchen food and paper scraps. As each tray gets digested, add new food into the higher trays, and continue cycling the trays to make more compost. Depending on the mix that is recycled, a tray could be composted in a few weeks. Apply worm castings mulch to plants throughout the growing season. Saves money on fertilizers and soil amendments.