Plants can help reduce or discourage pests like mice, spiders, and insects, but they don’t act like instant “bug repellents” or replace cleaning, sealing gaps, or pest control. Their effect mainly comes from strong natural scents that some pests avoid.
Here are 8 commonly cited plants that may help:
1. Peppermint
Peppermint
Strong menthol scent can help deter mice, ants, and some insects. It’s one of the most popular natural pest-repelling plants. Peppermint oil is often used more effectively than the plant itself.
2. Lavender
Lavender
Pleasant for humans but disliked by moths, fleas, and mosquitoes. Often used in closets or near windows.
3. Basil
Basil
Its strong aroma may help repel flies and mosquitoes. It also works well indoors in pots.
4. Rosemary
Rosemary
The sharp scent can discourage mosquitoes and some garden pests.
5. Mint (other varieties)
Mint
Like peppermint, other mint types can help deter ants, mice, and certain insects due to their strong smell.
6. Marigold
Marigold
Contains compounds like pyrethrum that can repel aphids, mosquitoes, and nematodes in gardens.
7. Lemongrass
Lemongrass
Has citronella-like properties that help repel mosquitoes.
8. Sage
Sage
Its strong smell may deter flies and some crawling insects when planted near entry points.
