Spraying neem or rosemary oil onto the nest is another way to kill these insects naturally inside your house.
How do you get rid of wasps in your attic.
Fill a shop vac with soapy water then place the head attachment near the source of the insects.
An empty spray bottle.
You are supposed to spray them every time they trespass.
If the nest is a hanging nest make sure you purchase a spray with a projectile shot so that you can completely cover the nest with it.
For this method you can take the same insecticide you might have already used to drench a nest and spray it in the areas where you ve seen the wasps flying.
Taking preventive measures and using the most effective sprays helps in wasp removal.
Insecticides can be harmful to plants so it isn t advisable to spray directly on them but you can spray around the area if you ve seen that wasps are attracted to sweet smelling flowers in your yard.
Fill the spray bottle with this mixture.
Locate the part of the attic where the hornets and wasps are coming and going.
Leave the shop vac on for a few hours to catch as many of them as you can.
Spray an insecticide into the vent to kill any wasps that are currently in the vent.
Take the cap off the top of the bottle.
Spray at dusk when the wasps are more likely to be dormant inside the nest.
Spray the nest according to the directions on your spray.
Choose an insecticidal aerosol spray or dust designed specifically to kill wasps including the colony s queen.
The wasps and hornets will get sucked in to the vacuum and drown in the soapy water.
If your wasps have built a nest on the floor of your attic bomb style wasp poisons work very well.
It can help you get rid of wasps without the need to use any chemical toxins.
Place bait fruit juice canned cat food raw meat overripe fruit etc in the bottom of the bottle.
Wear a breathing mask and follow all instructions on the package to prevent inhalation.
Keep it in a safe place to use every time you see offending wasps.
Add 1 cup of white vinegar into 1 cup of water.