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Also known as blow flies, green bottle flies are larger than common houseflies and are bright blue-green in color. When you find large numbers of green bottle flies in your house, it usually means that you have feeding and breeding sites suitable for them. You can get rid of the flies by eliminating these sites.

Do flies die in winter?

Adult house flies are affected by temperature as much as their young, becoming inactive when temperatures fall below 45 degrees and dying when they fall below 32. Because house flies thrive in hot environments and die off in colder ones, they are generally a summertime pest, rather than an autumn or winter one.

Where do flies hide in winter?

When winter is approaching, female flies will seek out a place to lay eggs that hatch into larvae. Flies prefer to stick with dirty areas such as fecal matter or garbage bins for egg laying. Flies are inactive at night, resting in beams, trees, shrubs, grass, outdoor wires and near ceilings.

Why do I have house flies in my house in the winter?

Cluster flies come out during the fall and winter months and look for a place to overwinter. This means, they essentially hibernate until the months get warmer. Cluster flies look for places to seek shelter where they can stay relatively warm such as inside the walls of your home.

Why do I suddenly have lots of flies in my house?

The most common reason for flies swarming all over your house is an infestation inside or nearby your home. If you suddenly see a swarm of flies that means dozens of eggs have already hatched and developed into flies. The source is likely inside your house, garage, attic or garden.

Does a bag of water keep flies away Mythbusters?

Bags of water hung from the ceiling can repel flies. This myth is based in the theory that refracted light in water confused flies’ compound eyes. The chambers with and without the water contained 35 and 20 grams of flies, respectively, busting the myth.