Pyrethrum spray is made from chrysanthemum roseum which is highly effective against flies and most insects.
Bug spray to kill drain flies.
Poke a few holes in the top with a fork or toothpick and the flies will be attracted to the vinegar and won t be able to get back out.
You can use just one or experiment with a combination to get a smell.
Spray insect growth regulatorsinto the drain.
Add 5 10 drops of your favorite essential oil.
Essential oil spray for killing drain flies fill a spray bottle almost to the top with water.
Just remember to not use it for at least 24 hours after applying survivors.
This one is based on the u s.
It is possible to make your own fly spray at home.
On the night after you apply survivors spray pt cykick down all drains.
Add 1 2 drops of dishwashing liquid.
This treatment will yield instant results.
This will not kill the adult insects but will prevent them from laying eggs.
It will kill both adult and larvae stages of drain flies and can be used as often as once a day.
You don t need to run to the store and get a noxious chemical spray this time.
Check the trap daily and discard the contents as needed once it starts to fill with dead gnats.
Pt cykick is a quick killing agent thats labeled for use down drain lines.
Fill a small container such as a short glass or baby food jar three quarters full of red wine and add a few drops of.
Adult drain flies love to feed and breed in slow moving or clogged drains.
This treatment is harmless to people or pets but deadly to flying insects like flies moths gnats etc.
Forest service bug spray recipe.
Before you can rid your home of drain flies you need to identify the affected drains.
Place 1 4 cup apple cider vinegar into a small glass bowl and cover it with plastic wrap.
Spray on the drain flies to kill.
Place the open container in the area of the highest gnat concentration.
The aerosol insecticide space spray will knockdown adult drain flies around a room.
While larvae affected by igrs will not be able to develop further.