We do our best to update our product's organic status, however the status of any product can change at anytime without notice from the manufacturer. Please confirm that the product is allowed by your certifying agency and that it's still OMRI Listed® at www.omri.org
Fast-acting source of 35.5% zinc and 17.5% sulfur. Zinc sulfate powder is applied as a foliar at 2-5 lb/acre. It is best to check with your local extension service for recommendations on the usage of this product.