Will Syrup Trap Gnats?

What liquid attracts gnats?

In a small bowl, mix a half cup of warm water plus two tablespoons of apple cider vinegar, a tablespoon of sugar, and about six drops of liquid dish soap. Gnats will be lured in by the sugary mixture, but once they dip in for a drink, the sticky dish soap will trap them.

Can I catch fruit flies with syrup?

Add in the bait for the fruit flies. Make sure to choose a bait that is very sugary, because this is what attracts the flies. This can be juice or soda, pieces of fruit (can be rotten because this is more sugary), or honey/maple syrup. ... You can do this by pouring a mixture of warm water and dish soap to drown the flies.