Some of the damaging insects affected by the Bobbex Rose are aphids, mites, leafhoppers, greenflies and sawflies. Our company, being in the “green” scene, has made this product one that is as compatible with nature as possible, without being an insecticide. Bobbex Rose provides rose enthusiasts with beautiful roses in a healthy environment. Bobbex Rose reduces the severity of black spot and powdery mildew on roses and other flowers. Mix with water into a pressurized sprayer, will make up to 2.5 gallons of mixture using our spring/summer mixing ratio and 1.75 gallons using our fall/winter mixing ratio.