Soak the wasps and their nest with the bleach water. ... However, after a few minutes, the wasps will begin to die and fall to the ground.

Can you kill hornets with bleach?

Will bleach kill wasps? Bleach mixed with water and poured into a spray bottle is also an effective way to kill wasps, provided you get a direct hit. Even then it may take a few minutes before they plummet and die, so make sure you stand well clear of any attempted retaliation.

What is the best way to kill ground hornets?

Insecticide dust is the best way to kill the colony. Spray the nest entrance every three days until there is no daytime activity around the nest. Purchase lure traps and hang them in the area that you want to be clear of hornets.