Many plants have natural substances in their roots, flowers leaves, etc. that can alternately repel or attract insects depending on your needs. In some situations they can also help enhance the growth rate and flavour of other varieties.
Experience shows us that using companion planting throughout the garden is an important part of pest management. Companion planting helps bring a balanced eco-system to your garden, allowing nature to do its job.
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Basil
Planted with tomatoes will improve growth and flavour. Basil can be helpful in repelling thrips, flies and mosquitoes. Great deterrent against fruit fly in tomatoes |
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Beet
Good for adding minerals to the soil. Beet leaves contain 25% magnesium. Plant with lettuce, broccoli, cabbage, cauliflower and onions |
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Carrots Thrive with onions |
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Coriander
Repels aphids, spider mites and potato beetle |
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Dahlia
Repels nematodes |
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Dill
Improves the growth and health of cabbage. Lettuce thrives with it. Do not plant near carrots. Repels aphids and spider mites. Attracts hoverflies and predatory wasps |
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Eggplant
Loves beans and marigolds |
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Leek
ImproveS the growth of carrots, celery and onions. |
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Lettuce Planted next to cabbages will deter cabbage moth
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Marigolds Great pest deterrent. Keeps soil free of bad nematodes and encourages many insects. Must be the scented variety of marigold to work.
French marigolds help deter whiteflies when planted around tomatoes |
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Marjoram Improves the flavour of vegetables and herbs. A great inclusion in your vegetable and herb garden |
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Mint Deters white cabbage moths, ants, rodents, fleas and aphids. Improves the health of tomatoes and cabbage |
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Parsley Plant among tomatoes. Increase the fragrance of roses when planted around their base |
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Peas Fixes nitrogen in the soil. Plant next to corn, as corn loves nitrogen |
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Peppers Chilli peppers have root exudates that prevent root rot |
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Petunia Repels asparagus beetle, tomato worms, certain aphids. The leaves can be used in a tea to make a bug spray |
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Pumpkins Love corn and marigolds |
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Radish Plant with squash and corn to protect against borer. Let some go to seed |
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Squash Love corn and marigold |
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Sunflower With corn to increase the yield |
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Thyme
Deters cabbage worms
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