GOLD'n GRO 20-1-7+3% Sulfur Valu-Pak Liquid Fertilizer Concentrate Concentrate  one 32 ounce bottle fertilizes 1000 square feet of lawn. Other plants are sprayed to wet the leaves and so much greater coverage is possible. This is a very economical way to feed your plants. Top Performance, Top Quality; Advanced Technology improves nutrient bioavailability for healthier plants. GOLD'n GRO 20-1-7+3% Sulfur includes chelated iron in just the right amounts to produce a nice green lawn, and to produce healthy shrubs, ornamentals, roses, lilies, irises, tulips, berries, and rhubarb. Sulfur technology neutralizes chlorine in city water making it healthier for your tender plants. Advanced Nutrient Bioavailability Technology improves availability for your plants of calcium and magnesium found in city water.