This might be all you need unless you have a major problem. Tan coloured body appears as grey. Cluster flies are common household pests that become a nuisance for home and business owners from the late fall through early spring, when they overwinter inside structures. Cluster flies are commonly found throughout the UK, their name comes from their hibernation habits where they cluster together in large numbers, usually in buildings. How To Keep Cluster Flies Away From Your Yard. The major source of food for the larvae of cluster flies is earthworms and especially Aporrectoda chlorotica and Aporrectoda caliginosa species of earthworms. You can also use a hand vacuum to get rid of them. Cluster flies, which are also known as attic flies, can be a nuisance if they choose your home or business premises for their winter hibernation. Cluster Fly Kill and Control Treatment Kit 2 contains 4 x fumigation smoke bombs to flush out and kill cluster flies and an automatic microspray unit with 3 x PreVent insecticide aerosol cans that work continually to stop and kill other cluster flies as they try entering the attic, loft or roof void area. However, the pests may darken walls or windows with their droppings and may attract other insects if they die inside the wall voids. Business Profile. It’s important to note, however, that because the application is occurring in a sunny area, which breaks down the insecticide, the effectiveness may decrease after a week. As a free-living insect the length of the life cycle is weather dependent. Cluster flies like to enter window frames, especially casement and sash windows, where they leave significant deposits of fluid and faecal residues with an offensive sickly smell. Cluster fly closeup CLUSTER FLY BIOLOGY ^ Cluster flies are parasites of earthworms. A "mini-vac" is the best control of the individual flies that are currently present. Nevertheless, large accumulations of these flies can be removed with a vacuum cleaner, making them handy tools for cluster fly control. How to get rid of Flies, Lady Bugs, Pine Seed Bugs, A video by EnviroTech explaining how to exterminate insects from your property. Cluster flies prefer warm areas, so homeowners often find them flying around houses on sunny days in the winter and late fall months. DIY fly sprays will have an effect on direct contact with the flies, but not on those already hibernating in cracks and crevices. Post navigation The Cluster Buster ® fly trap will hold 1,000 flies by piling them layer after layer under a blanket of fresh powder. In search of sunny sides of homes to escape the cold, the over-wintering pests crawl out of wall voids and attics to enjoy the warmth, clustering in large numbers on the sunny exterior of buildings, as well as at windows within the home. Home > Cluster Flies. Another distinction between cluster flies and house flies is their habit of overlapping their wings. The larvae of the fly feeds on earthworms in grass pasture or lawn areas, then in late autumn and early winter the adult flies will move into homes and other buildings to hibernate over winter. Cluster flies tend to operate at night so this option is perfect for control 24/7. Cluster Fly Control. Formula C+ Advanced is the ultimate insecticide for users looking for fast and effective cluster fly control. Here’s more on how to get rid of flies, in general. We Are Cluster Flies Exterminators. 9 Ways to Keep Your Dog Active Inside During the Winter, Identifying Bug Bites: How to Figure Out What Bit You, How to Keep Snakes Away from Your Yard and House, Do Not Sell My Personal Information – CA Residents. Check out the most insane pest control ideas we could find. Caulk or otherwise fill all cracks and crevices in the home's structure, including: Also take care to ensure all doors and windows are tightly fitted, and repair any holes in window screens. If you buy something through our links, we may earn an affiliate commission. As with many nuisance pests, mechanical exclusion (using physical barriers) is the best way to keep cluster flies and all other pests out of your home. Recommended pyrethrin aerosols are CB-80 or PT 565 contact aerosols. Every product is independently selected by our editors. Insecto Fly and Wasp Spray From £ 3.90. Cluster fly control is by no means a new pest control service for our team, but it is one that is becoming more frequently requested by our clients. They are very slow moving so it is not hard to vacuum or even sweep them out of your home. We recommend our users to update the browser. 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