How To Use Neem Oil
How to Use Neem Oil. Neem oil is a natural, non-toxic product that is a fungicide as well as an insecticide. It kills common plant pests, such as mites, flies and aphids, and common diseases, such as powdery mildew and rust. Unlike chemical pesticides, neem oil does not kill beneficial insects, such as ladybugs. You can buy neem oil pure, or buy it pre-mixed with soap--soap helps it mix properly with water and helps it stick to plant leaves.
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