Urban Worm's 20 Lb. Vermicompost - Freshly Harvested LIVING Worm Castings Mix Harvested fresh every week to guarantee highest microbial life content Perfect for use as a soil amendment or base for compost tea - high NPK won't burn your plants Blend of worm castings and small amounts of decomposed horse manure and coffee grounds Ships next business day w/ tracking number  FedEx Ground (arrives in 1-5 days) Supports a Non-Profit - Our proceeds support our parent organization, Urban Adamah