Bonide Garden Rich Liquid Concentrate Plant Food 32 Oz

Iron is a vital nutrient required by plants to form chlorophyll. Chlorophyll is what gives plants their green color. Promotes vigorous growth, and dark green color of turf, flowers, shrubs, trees. Sulfate formula designed to be immediately available to plants in need. Liquid Iron can be applied as either a foliar spray or soil drench. Carefully read directions before use.