Do wasps reuse old nests? (and should you remove them?)

A common question is whether wasps return to old nests. The short answer is no - wasps do not reuse old nests.
Why old nests still matter
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They indicate suitable nesting conditions
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New queens may build nearby
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Old nests can attract pests like moths
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They can block vents or access points
Removing old nests isn’t always essential, but doing so can help prevent repeat issues and improve airflow and hygiene.
