Do Wasps Reuse Nests?

Old nests are never reused, but a favorable nesting site may be selected year after year. During August, the colony reaches its maximum size of worker wasps. ... For those attempting to kill off a wasp nest, size certainly does matter.

What happens if you leave a wasp nest?

The nest will die off naturally, even if left alone. In late spring and early summer, wasp nests can often be successfully treated using proprietary brands of insecticide for the specific control of wasps' nests.

Will wasps go back to an old nest?

Normally wasps use a nest for one year. At the end of the year, all except the queen die. In spring the queen starts a new nest and rarely uses the old one. In some cases the wasps will either reuse an old nest or build a new nest right on top of the old one.