Biolink liquid 0-5-5 fertilizer is an all purpose nutri-stimulant fertilizer for correction of phosphorus and potassium deficiencies. Derived from rock phosphate and potassium sulfate. Approved for use in organic food production. OMRI listed. Foliar use 1 gallon per acre, Soil applied 1-4 gallons per acre. Home rates use 2 oz ( 4 tbls ) per gallon water. 1 quart.