How to deal with a wasp’s nest

How to deal with a wasp’s nest


by Sarita Rao

4 min.


From our online archive

If those pesky pollinators have moved into your shed, balcony, or roof, here’s some advice on what to do

If those pesky pollinators have moved into your shed, balcony, or roof, here’s some advice on what to do

If you can live together peacefully, it is advisable to leave a wasp’s nest until it is abandoned in autumn Photo: iStockphoto

The unusually hot months of April and May of this year are appreciated by both wasps and humans. Many have set up on balconies, in summer houses, verandas and attics without worrying about property prices or the choice of schools in the area.

If you suspect you have a wasp or hornet problem, what should you do?

Well, first it comes down to it how annoying they are. If you coexist without too much trouble, this is the Advice is to leave them. Most wasps leave their nests at the end of summer (and you can remove them in winter). For more information on the wasp species found in Luxembourg, what their nests look like and whether they are aggressive, please see the end of this article.

Wasps are good for nature

Wasps and hornets may not be associated with bees, but they are remarkably good for the environment. They not only pollinate, but also eat garden pests and mosquitoes. A hornet colony can consume 500g of material per day, which means a lot of aphids. In fact, they are considered an important part of permaculture.

Nature & mwelt Asbl offer the following advice for live in harmony with wasp nest:

  • Avoid sudden movements
  • Don’t block a wasp’s flight path to its nest
  • Do not clog the entrance hole
  • Do not blow on a wasp as CO2 will create an alarm signal
  • Cover food outside and put away leftovers
  • Cover glasses and do not drink from cans or bottles
  • Wipe the child’s mouth with a damp cloth after eating
  • Avoid strong smelling perfumes or creams and be aware that dark clothing can attract wasps
  • Attach mosquito nets to windows and doors

Find a wasp nest

Wasps love wood because it is used as a nest-building material. Check attics, window sills, and under or over balconies and patios. They also like shelters and sheds, playhouses and play equipment. They are often housed in the roller shutter box (so you should open and close roller blinds regularly to avoid this).

Some wasps even stay in the ground and are particularly fond of abandoned mouse holes.

In inaccessible or inaccessible areas, but ideal spots for a wasp’s nest, it is advisable to spray the area with an essential oil such as eucalyptus, tea tree, clove or lemon. That keeps them from settling down.

Dealing with pesky wasps

If you are allergic to a wasp or hornet sting, or if the nest is in a place where you cannot live together, then you need to get rid of it. If you are not sure, you can ring the doorbell Nature & Environment on 621 969 444 and one of their volunteers will advise you.

Wasps eat garden pests and rotten fruits and are pollinators Photo: Natur & ëmwelt

Wasps eat garden pests and rotten fruits and are pollinators Photo: Natur & ëmwelt

the fire Department will deal with wasp nests at times, but their website goes out of their way to point out that they ÖDo this only if the nest poses an imminent threat to the population. They ask that you do not call 112 with inquiries about wasp nest removal unless you do and they have prepared a flyer (in French) with information on this. You can also contact your community who may be able to provide a list of pest control providers in your area.

There are special sprays you can use at night (when wasps are less active) that can be effective when the nest is in an inaccessible area, but remember to wear protective clothing. Pest control providers advise you to do this not Spray or light a nest (as this could cause a larger fire), try vacuuming the nest, or cover it with a plastic bag.

The following Pest control company removes or treats a wasp’s nest (if it’s in an inaccessible place like a roof):


Cruz service


Nuisi Protect

Know your wasp or hornet

Natur & ëmwelt has published a useful leaflet (in English) on wasps, hornets and bees, which provides information on the behavior of the various species and the peculiarities of the yellow-striped insects and their nests. It also includes information on how aggressive each guy is to help you decide what action to take.

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