Roundup® For Lawns Bug Destroyer is a dual-action formula that kills bugs above and below the lawn's surface. It kills 100+ listed insects, including ants, grubs, spiders, fleas, ticks, fire ants, sod webworms and cutworms. Plus, it keeps on killing for up to 3 months! Won't Harm Lawns, guaranteed.* Say goodbye to those pesky lawn damaging bugs and get back to enjoying what's good.