when to put on grubex
Use GrubEx only once a year, in the spring through early summer, before insect eggs hatch. GrubEx is a granular product that you can apply to your lawn by using a rotary or drop spreader, at the rate of 2.87 pounds per 1,000 square feet of turf.rubEx controls beetles and chafers plus numerous pests other than grubs, such as caterpillars and weevils. Caterpillar larvae include cutworms, armyworms and sod webworms. Weevils, such as billbugs, also produce white grubs, but they characteristically have no legs compared to other white grubs.