Monterey 70% Neem Oil Organic Liquid Concentrate Insect Killer 1 ptOMRI Listed for Organic Gardening. A broad spectrum insecticide, miticide and fungicide that controls numerous diseases as well as insects and mites. Use on vegetables, fruit trees, ornamentals, etc. As a preventative, apply 70% NEEM OIL on a 7 to 14 day schedule until disease development is no longer present. to control disease already present, apply 70% NEEM OIL on a 7 day schedule until disease pressure is eliminated. Kills eggs, larvae, and adult