Clean House: Wipe Out Cockroaches From Your Home The most effective oils at repelling roaches are cypress oil and peppermint oil. To make a non-toxic roach spray, mix 8 drops of cypress oil and 10 drops of peppermint oil to half a cup of water. Spray the mixture anywhere you have roach issues.
How To: Your DIY Bug Repellent Guide to Common Household Pests
Get Rid Of Roaches- Combine 2 cups borax, 1/2 cup sugar, 1/2 cup chopped onion, 2 tablespoons cornstarch, and 2 tablespoons water in a bowl, then roll into small balls. Place three balls into an unsealed sandwich bag and place the bags wherever your roach problem exists. Remember, though, that the roach balls are poisonous; be sure to place them where kids and pets can’t reach them.