Scotts Disease-Ex 5M offers a formula to cover a wide range of problem lawn diseases. This new product is fast acting and continues to control lawns diseases for up to 4 weeks. Scotts(TM) DiseaseEx controls common diseases like: Brown Patch, Stem & Stripe Rust, Red Thread, Powdery Mildew, Pythium, Southern & Typhula Blight, Pink Patch, Nercrotic Ring Spot, Summer Patch, Yellow Patch and more.Active ingredient(s): 0.31% Azoxystrobin