If you re suffering a large swarm of flies in the house save yourself the cardio of whipping your flyswatter about and first see if you can get the majority of them to leave willingly.
Flies all over house siding.
Those large flies in your home in winter are probably cluster flies which overwinter in the protected areas between the inside and outside walls of your home or in the attic or basement.
Seal cracks around windows and doors where flies may enter.
Use well fitted small mesh well maintained screens on all doors and windows.
Unlike brick or wood homes the sugar particles which may not be detectable to the human eye stick to the vinyl siding causing flies to gather.
Houseflies are found almost everywhere people live.
Have seen this at work on cooler days.
Cluster flies are large black coloured flies with the scientific name pollenia rudis they show up in homes from late fall through early spring.
Overwintering insects generally stay in secluded areas until the warming and lengthening days of spring pull them from hiding.
I think a few even bit me it feels like.
This is the same family to which bottle or blow flies belong.
House flies are about inch long and gray.
If i go outside they are clinging to the siding vinyl and buzzing around hitting me in the face.
If it is cool or cold out the flies will land on the siding to get warm if the sun is shining on it.
Flies found inside the home have entered from the outside in almost all cases.
Cluster flies come from the calliphoridae family.
By james clark insects such as flies are naturally drawn to vinyl siding because vinyl siding attracts build up of airborne sugar particles from nearby trees plants and brush.
If you suddenly see a swarm of flies that means dozens of eggs have already hatched and developed into flies.
A cluster fly is very much similar to a house fly.
They lay their eggs on animal feces garbage and in rotting organic material.
While there are thousands of species of flies musca domestica is the variety most likely to bug you both inside and outside of your home found as they are on every continent inhabited by humans.
In the past week i ve noticed thousands of flies randomly all over the side of my house all 4 sides actually.
I have flies all over the outside of my house.