Shop for Garden Center at The Home Depot. Daconil Fungicide Ready-To-Use has best in class chemistry. It kills, stops, and prevents over 70 plant diseases. For use on flowers, vegetables, shrubs, fruit, and shade trees to control leaf spots, rust, blights, fruit rot, mildew, and many other diseases. The ready-to-use formula is convenient and no mixing is required. For outdoor, residential use only.