Highly effective in repelling pests, peppermint oil can be toxic to cockroaches. Add a few drops to your floor cleaning water, or soak cotton balls in peppermint oil and place them at insect entry points.
Eucalyptus Oil: While pleasant for humans, its scent is unbearable for insects. Use it for floor cleaning or mix with water to spray in corners of your home.
Cedar Oil: A natural insecticide, cedar oil is great against cockroaches and ants, and it leaves your home smelling fantastic.
Rosemary Oil: Commonly used in cooking and herbal medicine, rosemary is toxic to many insect species. Mix it with water for floor cleaning or add a few drops to your cleaning solution.
Oregano Oil: Its pleasant aroma repels both ants and insects, and its effect lasts longer than other oils.
Bay Leaf Oil:
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