This insecticidal soap is made from naturally occurring plant oils, providing and environmentally sound method of getting rid of aphids, whiteflies, mites, and other insects. Safer Soap is a contact insecticide that disrupts the outer skin of soft-bodied insects, causing dehydration and death. Safe for house plants, ornamental foliage, flowering plants, fruits and vegetables. FDA approved for same day harvest of plants on which it is used. Sold ready to use or concentrated to mix with water.