Get RID of Carpenter bees. They cause millions of dollars of damage annually. They drove me nuts till I came up with this method. Use Sevin Dust, apply it to the holes to kill the carpenter bees. But how do you reach the holes to get the poison in? This method can be made for about $15. Seven Dust, etc. After applying poison, you can plug the hole with a dowel and wood putty. You want to make sure to put poison in first and not just plug the hole because the bees and babies can chew their way out another path. Other keywords include how to kill carpenter bees, eradicate, stop bees from eating wood, drilling holes, what is making holes in my deck/wood, evil bees are eating my house, barn. Carpenter bee trap, do they work? What works to kill carpenter bees? Bees tunneling, Bees eating wood. Bee damage.