5# Bag of Pure Humic Acid Powder in factory Sealed Plastic Bag. Guaranteed 64% Humic AcidImproves Efficiency of Plant Root System Dramatically!Helps Take Out Salts from SoilsContains a Variety of Trace MineralsHelps Rebuild TurfGreat For gold Course Turf, Flower Beds, or even the Garden!Organic A natural product rich in soil organic matters and humic/fulvic substances. It receives no chemical or biological treatments during manufacturing. Contains humic and fulvic acids, which act as natural chelating agents, binding to nutrients in the soil. Plant roots absorb these humic acid-nutrient compounds effectively increasing the efficiency of plants. Can be applied as a soil amendment or to manufacture liquid humic products. Soil organic matter and humic substances may improve the quality of soil, growth of soil organisms, and uptakes of nutrients by plants. SHIPS VIA USPS PRIORITY MAIL!