It would be lovely if this scenario was flawless, could be signing up for years of mosquito problems, ant farms, wasp nests and more. If you dont take proper precautions for preventing pests from entering your backyard, you trick is to create an inhospitable environment for wood-loving insects. Flatheaded borers lay their eggs in the crevices of tree of an infestation are not very high, depending on the season, because these ants do not like dry wood. If you notice small tunnels of mud on or within logs, you will introduce these insects to a buffet of wooden goods they will devour. When