It takes only a few capsules to knockdown and control target insects as the microcapsules adhere to tiny hairs on the insect's body. Chewing insects ingesting the microcapsules receive a lethal dose. 1600 X-clude Formula 2 effectively controls ants, aphids, beetles, fungus gnats, spider mites, mealybugs, whiteflies and more than 20 other target insects. 1600 X-clude Formula 2 is labeled for use in hobby greenhouses, homes, interiorscpaes and landscapes on potted and flowering plants, foliage, bedding plants, cut flower and ornamentals.