Coast of Maine Wiscasset Blend Earthworm Castings - 8 qtIn Store Location: S Uses: Soil conditioning, top dress indoor container plants, compost tea Great for vegetables! Coast of Maine Organic Wiscasset Blend Earthworm Castings is a finely textured, supercharged vermicompost. It is a rich blend of the digested soil left behind by earthworms. This process makes the nutrients in the soil more available to plants, as well as adding improved water retention. The castings are odorless and finely textured,