You can kill fungus gnats and other small flies in your home with a natural, non-toxic vinegar trap. The smell of vinegar will attract the insects into the trap. Since gnats can't figure out how to escape from the jar, they will drown in the vinegar.How does vinegar kill gnats?
Gnats are attracted to vinegar, and for this reason it is commonly used to trap and kill these unwanted insects. Add a drop of liquid soap to the vinegar to break its surface tension. With this method, the gnats drown when they attempt to land.How do you catch gnats with vinegar?
If the gnats are collecting on surface areas such as counters, you can mix some vinegar in a spray bottle along with some warm water. Simply spray the mixture on the counter top where the gnats are, and wipe them away with a paper towel.Does apple cider vinegar attract gnats?
The apple cider vinegar attracts the gnats because of its sweet smell and taste. The holes allow the gnats to fly into the bowl, but they often have a difficult time flying back out again. Because there is nowhere solid to land in the bowl, the gnats drown in the apple cider vinegar.