GreenCure® is the environmentally friendly fungicide that has been proven to cure and prevent powdery mildew, black spot, downy mildew, blights, molds and other plant diseases. GreenCure fungicide is recommended for use on over 150 different flowers, trees, houseplants, fruits, vegetables, and turfs. Unlike many fungicides, GreenCure is not a toxic chemical. Its active ingredient, potassium bicarbonate, is commonly used in food products and is "generally recognized as safe" by the FDA and is seen as an alternative to other fungicides by the EPA. It's better for the environment, it's better for you and it works!