You must first get rid of the food source — grubs, sod webworms and some beetles. Then you can use either a toxic cartridge that “smokes” their holes or a toxic pellet that you place in the burrows.| You must first get rid of the food source — grubs, sod webworms and some beetles. Then you can use either a toxic cartridge that “smokes” their holes or a toxic pellet that you place in the burrows. |