Yellow jackets typically enter through some hole in your attic or basement.
How To Get Rid Of Yellow Jackets In Your Wall. There are several species of yellow jackets in the usa, the western yellow jacket is the most common type, found in the northern temperate. All wasps will defend their nests, but yellowjackets and hornets are the most aggressive.
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Hang an electric bug zapper near the yellow jacket. Wasps and yellow jackets eat other pests and can be beneficial to your garden. I can only assume that any remaining yellow jackets died in the walls, and the ones left outside stopped coming.
Below, you can find various approaches to getting rid of yellow jackets you can choose from.
Yellow jackets fiercely protect their nests. All wasps will defend their nests, but yellowjackets and hornets are the most aggressive. The traps contain a liquid attractant that will lure the yellow jackets inside. Yellow jackets aren't always a problem, sometimes there are benefits to having them around.
