Imidacloprid .5G systemic insecticide equivalent to Merit 0.5G quali-1032 This product replaces Merit 0.5G IMIDA E Pro 0.5G is most effective when applied prior to, or just after, egg lay. In most cases, adult emergence occurs in early summer, often after significant rainfall or irrigation, followed by mating and egg laying. This usually continues for four to six weeks. Under normal circumstances, Merit will provide residual white grub control for four months or longer in turf Turf Pests: White grubs including larvae of: Japanese beetle, Black turfgrass ataenius, Northern masked chafer, Southern masked chafer,European chafer, Oriental beetle, Asiatic garden beetle, Green June Beetle Billbug, larvae Annual bluegrass weevil larvae (Hyperodes spp.), Mole crickets Cutworms (suppression), Church Bugs (suppression) Ornamental Pests: Adelgids, Aphids, Borers, Elm leaf beetles, Japanese beetles, Lacebugs, Leafhoppers, Leafminers, Mealybugs, Pine tip moth, larvae Royal palm bug, Sawfly, larvae Scale insects, Thrips, Whiteflies, White grubs