Cluster flies enter homes in the fall, through cracks or broken screens, in search of a protected place to spend the winter months. Cluster flies may not be truly eliminated as some may remain hidden, avoiding treatment. The flies can deposit a small cluster of 6-7 eggs or single eggs as well. The lifespan of a cluster then fly varies slightly in Europe and North America. Life cycle During the summer months these flies live and breed in fields and are not a problem. Their abundance varies from year to year, possibly in relation to the amount of rainfall through the summer. I found your internet site from Google and I need to claim it was a terrific discover. Cluster flies are a bit darker and have dark and light chequered pattern on their abdomen which house flies or bottle flies do not have. There are two main species that cause concern but many others exist. The cluster fly life cycle (and why they breed so fast) ... 4 thoughts on “How to Get Rid of Cluster Flies (Fast) – 2020” Eileen. During the summer and early autumn … They seek harbourage from the winter, cold and adverse weather conditions which leads to infestations arising, frequently in loft spaces. Cluster flies life cycle. Eggs hatch in three days and the larvae (parasitic stage) penetrate and develop in the bodies of earthworms. Cluster flies lay their eggs in soil in late summer or early fall. Flies, Flying Insects, Pest Control, United Kingdom cluster flies Leave a Comment. Cluster Flies.

Despite invading and overwintering in homes and structures, cluster flies do not breed indoors.

In Europe, depending on the weather, it takes about 10-12 months for an egg to mature fully into an adult. Thanks for any other magnificent article. In Britain two generations of cluster flies are common, but in hot summers up to four are possible. They will leave in the spring to resume their normal life cycle (see below). Again, the best way to avoid cluster flies is to prevent them from entering your building in the first place. The Problem with Cluster Flies. While having the odd housefly visit in the summer is not often a great cause for concern, cluster flies can be more problematic in autumn as they will typically gather in large numbers.

Cluster flies lay their eggs in soil in late summer or early fall. The adult flies feed on the nectar of garden and wild flowers. Cluster flies are a bit darker and have dark and light chequered pattern on their abdomen which house flies or bottle flies do not have. Even though, the cluster flies have arrived in North America from Europe, they have a different life cycle in Europe as compared to North America. Despite invading and overwintering in homes and structures, cluster flies do not breed indoors. Cluster flies (8 – 10 mm) are larger in size than a house fly (6 – 7 mm) but smaller than a bottle fly (10 – 14 mm).