Closeup of cockroach inside a coffee mug - Ananaline/Getty Images Cockroaches might not be anyone's favorite houseguest, but they actually play a useful role in nature. When they munch dead plants and ...

Spray liberally where you’ve seen roaches or think they might be crawling to repel and exterminate. This natural pesticide is made from Northwest peppermint essential oil as well as other plant-based ...