Bonide Annual Liquid Concentrate Insect Killer kills insects and prevents new infestations for an entire year with one application. Spray at base of plant. Insecticide is absorbed through the roots to all parts of the plant and will not wash off. Best for use on listed fruit, nut and ornamental trees and shrubs. Kills Asian Longhorn, Emerald Ash, and other borers, adelgids, miners, whitefly, scale, beetles, and weevils.