Wasps have useful functions in nature and are not dangerous to humans if they are not under threat. It’s true that they can disturb us on the terrace, but with the right behavior, there’s no danger, even close to the nest. That’s why the Ëmweltberodung Lëtzebuerg informs you about the various possibilities for cohabiting with wasps in the “Wasp Guide” folder.
(Source : EBL)