Horticultural oil is a non-toxic mixture used to smother insects. Oils mixed with other house hold items can produce effective fungicides and insect repellents. These recipes are based on vegetable oils rather than commercial petroleum based oils. more »

Horticultural oil is a concentrated organic oil (most often made of the neem plant) that is mixed with water and sprayed onto trees (leaves and bark) to control a variety of insects. It controls mites, scale insects, gall, mealy bugs, codling moth, red spiders, whiteflies, aphids, leaf rollers, treehoppers and several other insects. more »

There is a broad range of insects that are attracted to the foliage and fruit of trees. While some insects are pests and minor annoyances, others can quickly establish an infestation that can destroy an entire harvest. There are two main methods of preventing and managing insect damage: Nonchemical controls typically in the form of physical traps, and insecticidal sprays, soaps and horticultural oils. Use the product that is approved for your specific type of tree and follow the application directions to the letter. more »