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In fact, that approach is explicitly warned against for walls. When they can't get out their former entrance, they will start to chew through the wall to make a
by bigstrat2003 1y ago
In fact, that approach is explicitly warned against for walls. When they can't get out their former entrance, they will start to chew through the wall to make a new one - and there's no guarantee that new entrance will lead to the outside, rather than your living room.
- foobarian 1y agoMy problem was the nest was hard to reach, and I was afraid that even if spraying did manage to kill the wasps, I would be left with a gross wet decomposing mass in the wall causing rot and water damage. I still need to figure out how to remove the existing nest but I'll wait until it's vacant :-)