Garden Safe is an effective natural bio pesticide, fungicide and repellent for the prevention and control of various fungal diseases including Powdery Mildew, Black Spot, Downy Mildew, Anthracnose, Rust, Leaf Spot, Botrytis, Needle Rust, Scab and flower, twig, tip Blight, and Alternaria. This pesticide is made of Neem Oil, Karanja Oil and Adjuvants. As a preventative, Neem and Karanja are mainly used when problems are just starting to show. It coats the leaf surface which prevents the germination of fungal spores. Neem and Karanja are effective against rots, mildews, rusts, scab, leaf spot and blights.