Wasp Nest in a Cavity Wall – How Professionals Treat Hidden Nests in Hucknall
Treating the nest is only half of the job; closing the entry afterwards is what stops another queen from choosing the same sheltered spot next spring.
The job is not finished when the wasps stop
Once a hidden nest has been dealt with, it is very tempting to think the story is over. In practice, the entry point is still there, and it is still a dry, sheltered, readily accessible hole. Queens often pick a site because it worked well for other insects before them, and an unrepaired gap invites a repeat the following spring.
The after-care stage is straightforward but easily forgotten, so it is worth deciding in advance who will do it and when.
The same applies to outbuildings and sheds adjoining the house: if they share a cavity or a roof edge with the main building, check them too.
A freshly treated nest can look much the same from outside as an active one for a short while, so do not assume that a wasp near the opening is a sign that something has gone wrong. Follow the technician's guidance on how long to wait.
It also helps to keep the old observations you made before booking. If you notice wasps in the same area later in the year, you can compare the pattern with what you saw before.
Waiting for the right moment
It is important not to seal an opening while the nest is still active. Ask the technician when it is safe to close the entry. Closing it too soon can leave wasps trapped in the cavity looking for another route, which might be into the house. Once the technician confirms the nest has been dealt with, you can go ahead.
Even then, you may see a handful of wasps for a little while as stragglers return. That is normal, and you should keep windows closed on that side of the house until things are quiet.
If you rent your home, remember that repairs to the structure may be the responsibility of the landlord or owner. Check your tenancy agreement or ask them, as we cannot give advice on who should pay for repairs.
If you are unsure whether the opening is now safe to close, phone us and ask. It is a simple question and a quick answer, and it avoids a mistake that could cost you a second visit.
Common repairs
What needs to be done varies from house to house. Typical jobs include:
- Repointing crumbled or missing mortar.
- Fitting a fine mesh cover to an air brick, so air can still pass but wasps cannot.
- Filling gaps around pipes, cables and window frames.
- Repairing damaged fascia or soffit edges where those meet the wall.
Do not block air bricks completely, because they are there to ventilate the building. A builder or handyperson can advise on the right fix for your property.
Bear in mind that some repairs, such as repointing high on a gable wall, need scaffolding or a tower. Choose a competent builder with the right equipment rather than attempting it from a ladder.
If you choose a mesh, make sure it is fitted so that nothing can slip behind it, and check it each spring for gaps or damage.
Spotting trouble early next year
Wasps begin building in late April, depending on the weather, so a quick check of the outside of the house in spring can save a great deal of trouble. Walk round on a mild day and look at vents, eaves, the tops of walls and any crack or hole in the brickwork. If a gap has appeared over winter, fill it before queens go looking.
A calm look at the same places in June and July is a good idea as well. A line of wasps going to one place is your cue to act early, long before the August peak.
Make a note in your diary or phone to check the outside of the house in the second half of April. It takes ten minutes, and it is the simplest piece of wasp control there is.
While you are looking, check the loft hatch, the sheds and the garage too. A queen will happily try any dry, quiet space, and a general tidy of the gaps around the property is a worthwhile spring task. Take particular care with ladders, and do not climb to anything high on your own.
Why not simply leave the gap as it is?
Some owners prefer to do nothing, on the basis that the nest is gone and the wasps will not return. It is true that a colony does not carry on to the next year, but the queens that survive the winter go out looking for sites, and an easy, dry, sheltered hole is exactly what they want. Leaving it open raises the chance of seeing the same problem again.
The cost of a simple repair is usually small compared with the stress of a second nest. For some gaps you can do the job yourself with ordinary tools, and for others, such as high brickwork or roofline repairs, a professional builder is safer.
Whichever route you choose, wait for the technician's go-ahead before closing the opening.
If you have had a nest treated with us before, it helps to mention it. We can pay extra attention to the area when you book.
If you need us in Hucknall
We cover Hucknall, a Nottinghamshire town north of Nottingham, and nearby villages. The service runs seven days a week, with same-day service available. Nests are treated for a fixed £95 with no call-out charge, and further nests on the same property cost £35 extra. We agree the price on the phone before a visit, and no work is done without your say-so.
To book, ring 0115 937 5117, or fill in the form on the contact page. Our technicians are trained and fully insured, and we help both householders and businesses. Tell us if anyone is allergic to wasp stings when you book.
Wasps on your property in Hucknall?
Fixed price £95 per nest, no call-out charge, same-day service available.