Gro4 Worm Castings 20L

This bag contains what farmers refer to as “black gold”. There are no fillers here, only 100% pure earthworm castings certified for use in organic agriculture by Pro-Cert Organic Systems and OMRI listed. Gro4 Worm Castings are screened to get out any large lumps and give you the perfect texture. Worm castings are the ideal soil amendment giving microbial life back to the soil structure and fertilizing boost.

Gro4 Worm Castings can be used indoor or outdoor for seed germination, seedling propagation or on existing plants, safe for kids and pets. An excellent soil amendment with the right mix of quality nutrients for optimal growth!