All California Organic Fertilizers products are approved by the California Department of Food & Agriculture (CDFA) for use in organic crop production. The CDFA OIM program has been accredited to ISO Guide 17065 to evaluate organic input materials to be meet NOP regulations, and has been recognized by the NOP as a third party OIM verifier under NOP Policy Memorandum 11-4. CDFA approval of California Organic Fertilizers' may be verified online at the following link: