Cornmeal is a very effective, natural way to destroy a colony of ants. However, instead of getting a free meal, this will kill of the ants due to their inability to digest the cornmeal. ... It does take longer to work than a pesticide, but it's safe to use in a house with small children or animals.
How do you use cornmeal to kill ants?
- Add 9 parts cornmeal to 1 part insecticide like boric acid or borax. ...
- Place the cornmeal bait in a sealed container with punched entry holes. ...
- Clean your house and yard to make sure that the ants do not have any other source of food. ...
- Check every few days to see if the ants are eating the bait.
Does cornmeal or cornstarch kill ants?
Just like cornmeal, cornstarch doesn't actually kill ants. ... Pour enough cornstarch to cover all the ants that you find in an ant-infested area. The cornstarch attracts the ants to the impacted location. Once the ants arrive, simply vacuum them up.
