The tendency of clustering in large numbers inside attics.
Cluster flies in attic uk.
Cluster flies are often known also as attic flies.
Cluster flies aka attic flies get their name from clustering together in large numbers over the winter months.
These are not the same as the blue bottles that buzz hard against the windows in the warmer weather or the house flies and smaller flies that are active in summer too.
Cluster flies then re emerge around late winter spring time when they can become a problem again.
Cluster flies especially love decomposing food and sweets.
Cluster flies come from the calliphoridae family.
Cluster flies habits mean that they are no real risk to human health like most common flies but they are a nuisance.
The warmth generated here means that flies are naturally drawn into these cavities and voids particularly during the months of october and november where they congregate in groups or clusters.
The grass flies or cluster flies or attic flies are the genus pollenia in the family polleniidae are completely harmless to human health.
The anomaly is that cluster flies may try to get into one house but may stay clear of a neighbouring house even if it is a pair of semi detached properties.
Apply insecticide to the outside of your attic to prevent flies from coming in.
During cold weather the flies need to hibernate with the hibernation spot.
Cluster flies are a group of flies which as the name suggests cluster at certain times of year.
Do this in the summer or early fall at the latest.
The females lay their eggs near earthworm burrows and the larvae then feed on the worms.
A cluster fly is very much similar to a house fly.
They are strictly parasitic on earthworms.
A contact pyrethrum spray like cb 80 which is approved for indoor use can help as well.
They are known to give off a sickly odour and they also have a big effect on earthworms around your home.
The flies are larger than the common house fly and generally move in a sluggish way.
Cluster flies are common in the loft and attic spaces of homes and business premises.
To prepare for the next season you can spray areas where you suspect these pesky flies will cluster.
Flies that gather in roofs around windows and on walls inside in the autumn and winter are called cluster flies also known as attic flies.
Remember attic flies want to cluster indoors when it starts to get a lot cooler outdoors.
Spray as best you can around your roof chimney eves ventilation holes etc.
Cluster flies seek refuge in cold weather and find their way into attic spaces and similar areas indoors.
This is the same family to which bottle or blow flies belong.
You ll commonly find these critters clustered around the windows in your home or in the attic their tendency to live in the attic has given them the nickname attic flies.
Spray it lightly as needed for contact kill.
