Controls and prevents black spot, rust, powdery mildew, and other listed diseases in outdoor plants. Starts working within 24 hours. Systemic action - can't be washed off by rain once dried. Controls up to 4 weeks. Size: 16 Oz. Concentrate or Ready To Use: Concentrate Product Form: Active Ingredient: 1.0% Triticonazole This item is banned in the following states: NY