Does vinegar trap fruit flies?

Pour just enough cider vinegar to cover the bottom of the jar. Add a drop of dish soap (it will break the surface tension of the vinegar so the fruit flies can't just sit atop the liquid). Now, cover the jar with plastic wrap and poke a few holes in the top. read more

Fruit flies will fly into the glass, pass through the hole in the baggie, and become trapped in the glass. Within a few days, you should notice an accumulation of dead fruit flies floating in the vinegar. Empty the trap as needed, and refill it with fresh apple cider vinegar. read more

Place the trap in the area where you've seen the fruit flies, and wait for it to do its job. Why This Works: Fruit flies are attracted to the smell of the vinegar, and will attempt to land on its surface. read more

1. Apple Cider Vinegar Trap. Before you panic about your fruit-fly invasion, start with a simple trap and some apple cider vinegar. Fruit flies can’t resist the smell of fermentation, and since apple cider vinegar is from fermented apples, it’s a dream drink to them. Heat the vinegar beforehand to release more of its irresistible fragrance. read more