Nutrafin Plant Gro - Aquatic Plant Essential Micro-Nutrient supports strong aquatic plant growth and condition by providing a complete chelated micro-nutrient formula (excluding boron). Enriched with a potent blend of B vitamins and biotin, it ensures efficient plant metabolism and strengthens resistance. Size: 250 mL (8.4 fl oz) DOSAGE: 5 mL per 38 L (10 U.S. gal) weekly GUARANTEED ANALYSIS: Total Nitrogen (N).................................0.15% 0.15% Water Soluble Nitrogen (Chelating agent) Boron (B).........................................0.0005% Copper (Cu)......................................0.0005% 0.0005% Chelated Copper (Cu) Iron (Fe)..............................................0.26% 0.26% Chelated Iron (Fe) Manganese (Mn)...............0.05% 0.05% Chelated Manganese (Mn) Molybdenum (Mo)........ 0.0007% Zinc (Zn)........................0.003% 0.003% Chelated Zinc (Zn) Derived from Sodium Ferric Ethylenediamine Tetraacetate, Manganese Sulfate, Zinc Sulfate, Boric Acid, Copper Sulfate, and Sodium Molybdate. Chelated with Ethylenediaminetetraacetic acid (EDTA). ALSO CONTAINS NON-PLANT FOOD INGREDIENT: 0.020% Thiamine HCl (Vitamin B1). Treats: 1,892 L (500 U.S. gal)