Why Are Wasps Flying Into Your Wigston Home? Common Causes and Solutions
When wasps seem to emerge from the ceiling, a light fitting or behind a skirting board, the insects are not arriving from outdoors at all, because the nest is already inside the building.
When the wasps are already inside
Most advice about wasps in the house assumes they are coming through a window. A different, more worrying picture is the wasp that appears from a place no window could explain: a recessed ceiling light, a gap where the wall meets the ceiling, the space around a radiator pipe, or behind a fitted wardrobe. If that is what you are seeing in Wigston or anywhere else, the likely explanation is a nest in a void within the structure.
Wasps happily use cavities that offer warmth and shelter, including roof spaces, wall cavities, the area above a ceiling and under floors. They gnaw the surrounding material to make room and then expand the nest as the summer goes on. Some find an exit into the house when the colony outgrows the space or when the original outside exit is obstructed.
The timing is no coincidence. A queen begins a small nest in spring, and for the first weeks it is the size of a golf ball and attracts no attention. By midsummer the workforce has multiplied and the nest has outgrown its starting space. In a roof or wall void there is not much room to expand, so the colony pushes outwards and the first thing a householder notices is wasps in a bedroom or landing.
Peak numbers arrive around August, when the colony may contain thousands of insects. That is the point at which households are most likely to say, quite reasonably, that the wasps seem to have suddenly appeared. In fact the nest has usually been active for months, and the earlier signs, such as a few wasps at the loft window or a faint noise, were easy to dismiss.
If you saw a handful of wasps indoors in June and none since, it does not follow that the nest has gone. Keep a record of any sightings, with dates and rooms, and share it when you ring.
Signs that point to a nest in the structure
Look and listen for combinations of the following. Any one on its own can have another cause, but together they make a strong case.
- Several wasps appear in the same room on the same day, from the same corner.
- They tend to crawl out of a gap or fitting rather than fly in from the window.
- A scratching, rustling or low humming sound can be heard behind plasterwork, especially on warm afternoons.
- A brown or damp-looking stain appears on a ceiling or wall, sometimes with a papery smell.
- Wasps are seen at a first-floor or loft-level window, trying to get out rather than in.
- Dead wasps collect on a windowsill below the same area day after day.
What not to do
The natural reaction is to seal the gap, shut the door on the room and hope. Please resist. If the exit into the room is blocked, the colony simply looks for another, and the new route may be a light fitting, a loft hatch or the next room along. Sealing a nest in also leaves you with a growing colony in your wall, because the workers continue to build.
Never poke a stick, a screwdriver or a vacuum hose into the opening, and never drill or cut into plaster to look. A nest disturbed from inside can send a rush of wasps into the room in seconds. Switch off a light fitting that wasps are coming from rather than touching it, and avoid standing beneath a ceiling where they are emerging.
Making the room tolerable meanwhile
Shut the door of the affected room and place a rolled towel along the bottom to slow any wasps heading for the rest of the house. Do not tape over the nest opening, only the door gap. Keep curtains open so insects are drawn to the glass, and open the window slightly if a screen is fitted.
Stay out of the room as far as possible, and keep children and pets out entirely. If you must go in, move slowly, wear clothing that covers your arms and avoid sudden movements. Do not use the room for sleeping until the colony has been dealt with. A single tiny crack is all the wasps need to move into another bedroom.
If a person in the household has a known allergy to wasp stings, take extra care and let us know when you book so we can allow for that.
What the visit involves
A trained technician will look at where the wasps are travelling, locate the nest or its entrance, and treat it. Work in lofts and voids needs more care than a nest in a garden hedge, so it helps to clear access to the hatch, move boxes aside and make sure there is light. Pets should be kept in another part of the house.
If the nest is out of sight inside a cavity, the technician will explain what they can reach and what they are unable to. You can ask at booking whether the empty nest can be taken down afterwards, so you know what to expect before the visit.
Booking
Wasp Exterminator Leicestershire treats a nest at a fixed £95 per nest, with £35 for an additional nest on the same property, and charges no call-out fee. The price is agreed on the phone before a visit and we start only when you say yes. We work at homes and commercial premises, seven days a week, with same-day service offered, and our technicians are fully insured.
To arrange a visit, call 0116 214 9259 or complete the booking form on the contact page.
Wasps on your property in Wigston?
Fixed price £95 per nest, no call-out charge, same-day service available.