Bonide Pyrethrin Garden Insect Spray Concentrate, 16 oz Ready-to-Mix Fast Acting Insecticide for Outdoor Garden UseINSECT KILLER This pest control is a fast and effective way to kill aphids, beetles, webworms, leafhoppers and many other yard and garden insects. PROTECTS VEGETABLES, TREES, FLOWERS & ORNAMENTALS Designed for use on asparagus, beans, broccoli, peppers, spinach, tomatoes, dogwoods, azaleas, begonias, roses, geraniums, plus ornamental trees and shrubs. CONTAINS PYRETHRIN One of the active ingredients is Pyrethrins. Pyrethrin naturally occurs in