Azomite contains over 67 trace minerals and is OMRI certified organic. Ours is an ultra-fine water flowable (-200 mesh) powder and is excellent for coating seeds or irrigation for maximum germination and initial growth. Azomite is a good amendment for crops, compost and potting soil and is used to increase size and yield of fruit as well as to help plants fend off disease. *The Seed Supply is an authorized distributor of Azomite. Azomite is not certified for human consumption.