Liquid Systemic Insecticide 1 Qt.Zylam Liquid Systemic Insecticide provides exceptional control of a broad spectrum of listed chewing and sucking insects. Used as a drench, soil injection, or bark banding application, Zylam Liquid features translaminar activity that quickly moves through the leaf and control insects that hide on the underside of leaf surfaces. Zylam Liquid controls: Scale both soft and armored Emerald ash borers Leaf hoppers Bagworms Mealybugs Japanese beetles Aphids