BONIDE Captain Jack's Liquid Copper Fungicide Concentrate - Target Pests

Captain Jack's Liquid Copper Fungicide is an organic-approved fungicide designed to control and prevent common fungal diseases on a wide variety of plants. Ideal for organic gardening, this liquid concentrate helps protect vegetables, roses, fruits, nuts, herbs, ornamentals, and turf from diseases such as powdery mildew, downy mildew, black spot, peach leaf curl, rust, and more.