The Q&A Archives: Insect Deterrent Plants

Question: You please give few lists of insect deterrent plants. (I planted marigold per your advice for aphids). Thank you.

Answer: There are lots of insect deterring plants. Here are a few:

Anise -will repel aphids as well plays host to predatory wasps.

Allium -use with vegetables (except peas and beans), fruit trees, flowering onions, garlic, leek, onions, and flowering onions for aphids, carrot flies, moles, tree borers, and weevils.

Basil -use with tomatoes and asparagus plants for flies, aphids, mites and mosquitoes. Helpful with tomato hornworms and asparagus beetles.

Bay leaves -place fresh leaf in container of beans or grains to repel weevils and moths. Use for ladybug invasion by laying leaves around house.

Bee Balm -use for attracting beneficial bugs and bees, plant with tomatoes to improve flavor and growth.

Beet -leaves contain large amount magnesium which will help add to the soil, use with lettuce and onions.

Borage -use around tomatoes, strawberries, and fruit orchards, repels tomato worms. Will attract honeybees and adds calcium and potassium to the soil

Catnip - use around eggplant to drive away flea beetles.

Celery- use near cauliflower, tomatoes, leek, and cabbage. Will repel white cabbage flies.

Chamomile -plant only a few around cabbage and onions for better flavor.

Chervil - will improve growth and flavor of radishes

Chives -repels many fruit tree and tomato pests. Will increase flavor and growth of carrots.

Coriander -plant near all vegetables to repel aphids and will draw bees.

Dill - plant around cabbage and will improve growth and flowers will attract bees.

Garlic - seems to fit in anywhere -repels aphids, beetles, weevils, borers, and spider mites.

Geranium -Repels cabbage worms and japanese beetles, plant around grapes, roses, corn, and cabbage.

Henbit -most insects will stay away from henbit.

Horseradish -around potatoes to encourage growth. May deter colorado potato and blister beetles.

Hyssop - will deter cabbage moths if planted around cabbage and grapes and may improve growth for these plants.

Lamium - repel potato bugs

Lavender - repel ants

Leek -use near carrots, celery, onions will impove the growth and repel carrot flies.

Marigold -encourages growth if planted near tomatoes, potatoes, strawberries, beans, and roses. Repels many insects like mexican bean beetles and harmful nematodes in the ground.

Mint - will improve flavor and growth if planted near cabbage and tomatoes.

Mustard -known as a trap crop to attract many insect pests. Plant near cabbage, cauliflower, radish, brussel sprouts, collards, turnips, and kohlrabi. If insects are attracted then destroy plants before other crops are harmed.

Nasturtium -repels aphids, cucumber beetles,squash bugs, white flies, and borers near fruit trees. Mainly cucumber and squash will benefit.

Onion -repels cabbage moths, aphids, weevils, carrot flies, moles. Controls rust flies and some nematodes and tomatoes against red spiders. May alter growth of peas and beans. Plant near beets,tomato,lettuce, strawberry, cabbage, broccoli, and cauliflower. Read more about the new tear-free or tearless onion

Oregano -plant near broccoli. repels cabbage butterfly.

Parsley -repels carrot flies, rose, and asparagus beetles. Plant near asparagus, carrots, tomato, and roses.

Peanuts -will encourage growth of corn and squash.

Peas -if planted near corn will provide extra nitrogen.

Pennyroyal -deter ants, aphids, ticks, fleas, and cabbage maggots. Brussel sprouts, broccoli, and cabbage will benefit from pennyroyal.

Peppermint -repels ants

Pyrethrum -repels most insects like aphids, leafhoppers, spider mites, ticks, and cabbage worms. Let me say that this product is highly misused and is now, considered by many gardening experts, not recommended for public use.

Radish -plant around cucumbers to deter cucumber beetles.

Rosemary -repels cabbage moths, beetles, mosquitoes, and slugs. Plant near beans, carrots, and cabbage.

Rue -japanese beetles are deterred. Plants like roses and raspberries will benefit from rue.

Sage -repels cabbage moths, carrot flies, and ticks. Carrots will love them.

Soybeans -will add nitrogen to the soil so plant near corn. Repels chinch bugs and japanese beetles.

Spearmint -deters ants and aphids.

Summer Savory -will improve growth of green beans and deter bean beetles.

Tansy -deters ants, striped cucumber beetles, flies, japanese beetles, and squash bugs. Plant near cucumber, squash, roses, grapes raspberry, and blackberry.

Thyme -repels cabbage worms, flea beetles, and cabbage maggots. Useful near cabbage.

Tomato -plant near roses and will protect them from black spot.

Wormwood -will deter black flea beetles, cabbage worm butterflies.

Hope this list is helpful.

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