What Kills Mealybugs on Plants?

On small infestations on houseplants, a 70% or less solution of isopropyl (rubbing) alcohol in water may be dabbed directly on mealybugs with a cotton swab to kill them or remove them. Test the solution out on a small part of the plant 1 to 2 days beforehand to make sure it does not cause leaf burn (phytotoxicity).

Will dish soap kill mealybugs?

Getting rid of mealybugs can be tough, but not impossible. ... Homemade dish soap spray - Soap will suffocate mealybugs. Combine 1 tablespoon of dish soap with a quart of water and spray down your plant. Test the spray on one leaf before applying to the rest, and repeat every few days as needed.

How do you stop mealybugs?

Prevention. The only good ways to prevent mealybug from occurring is to avoid putting your plants outside during the summer and make sure to thoroughly inspect any new plant babes, pots or tools you're bringing home before bringing them inside.