Humboldt Nutrients OG405 Grow Natural , 32-Ounce High powered nutrition along with the time tested purity Aroma and full flavors which are only available through the finest organic materials Derived from yucca, cold pressed seaweed, ocean fish, soft-rock phosphate, and pure cane molasses Ingredients in this nutrient rich formula are never imported from overseas Delivers premium organic flavors along with huge crop yields