Dead Bug Brew kills bagworms, borers, beetles, caterpillars, codling moth, gypsy moth, loopers, leaf miners, spider mites, tent caterpillars, thrips and more. Designed for outdoor residential use in home gardens, lawns, and ornamentals. Contains Spinosad, which is a leading pesticide used worldwide in the production of organic produce. This container is a dust applicator. Shake over plants to be treated or crush the sides of the canister in and rapidly squeeze and release in order to get a bellows dusting effect. Follow the instructions for each plant.