Plants that repel unwanted insects
Over the years, plants have developed ways to repel and attract certain insects, mostly with their scents. Here are some herbs and flowers you can grow and try to use as insect repellants:
Herbs
- Basil: Repels house flies and mosquitoes
- Dill: Repels aphids, cabbage loopers, squash bugs, spider mites, and tomato hornworms
- Fennel: Repels aphids, slugs and snails
- Lavender: Repels fleas, flies, mosquitoes, and moths
- Lemongrass: Repels moquitoes
- Lemon thyme: Repels mosquitoes
- Mint: Repels mosquitoes
- Parsley: Repels asparagus beetles
- Rosemary: Repels mosquitoes, and a variety of insects harmful to vegetable plants
- Thyme: Repels cabbage loopers, cabbage maggots, corn earworms, whiteflies, tomato hornworms and small whites
Flowers
- Alliums: Repels cabbage worms, carrot flies
- Ageratum: Repels mosquitoes
- Chrysanthemum: Repels ants, bedbugs, Japanese beetles, fleas, lice, roaches, root-knot nematodes, silverfish, and ticks
- Marigold: Repels aphids, mosquitoes, and nematodes (and rabbits)
- Nasturtiums: Repels cabbage loopers, squash bugs, whiteflies, beetles, and aphids
- Petunia: Repels asparagus beetles, leafhoppers, tomato hornworms, and squash bugs
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