Cluster flies are also known as attic flies this name describes its characteristics very well i e.
Cluster flies attic.
The grass flies or cluster flies or attic flies are the genus pollenia in the family polleniidae are completely harmless to human health.
They are known to give off a sickly odour and they also have a big effect on earthworms around your home.
Place dust in cracks and crevices.
The females lay their eggs near earthworm burrows and the larvae then feed on the worms cluster flies seek refuge in cold weather and find their way into attic spaces and similar areas indoors.
Cluster flies aka attic flies get their name from clustering together in large numbers over the winter months.
Cluster flies are slightly larger and darker than the common housefly.
Here s more on how to get rid of flies in general.
The anomaly is that cluster flies may try to get into one house but may stay clear of a neighbours house even if it is a pair of semi detached properties.
Cluster flies habits mean that they are no real risk to human health like most common flies but they are a nuisance.
House flies are gray in color while most cluster flies appear black.
The thorax of an adult cluster fly is covered in short golden hairs and the wings overlap when at rest.
Steps for cluster fly control.
Cluster flies also known as attic flies are household pests.
Adults measure 8 to 10 millimeters.
The tendency of clustering in large numbers inside attics.
Additionally cluster flies have golden hairs growing on their body whereas house flies do not.
Light and dark gray checkered abdomens.
Cluster flies are also known as attic or loft flies.
Likewise don t leave doors without screens open for long periods of time.
Identify where they are.
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.
Follow these specific steps to get rid of cluster flies.
Cluster flies come from the calliphoridae family.
House flies often grow no larger than of an inch long while cluster flies grow to be twice as large measuring of an inch long.
Spray insecticide where cluster flies hibernating.
Spray as best you can around your roof chimney eves ventilation holes etc.
A cluster fly is very much similar to a house fly.
Cluster flies are common in the loft and attic spaces of homes and business premises.
These guys will be repelled by the chemicals and retreat from going in your attic.
They are strictly parasitic on earthworms.
This is the same family to which bottle or blow flies belong.
Place protective screens in attic and chimney openings.
Seal up all cracks and crevice and any holes.
Remember attic flies want to cluster indoors when it starts to get a lot cooler outdoors.