Wasps are usually out foraging for food when it’s warm, so it’s best to spray nests at cooler times, like early morning, late evening and when the weather dips below 50 degrees. Then ...

Most sprays can kill an entire wasp nest within 48 hours of application. In some cases, it is necessary to reapply the spray a second time to ensure no wasps come back. Some wasp sprays have what ...

In fact, sprays may even make things worse with yellow jackets, since spraying the entrance to a nest in your walls may just drive the wasps farther into your house. The downside with dusts is ...