Companion plants help their neighbors grow by enriching the soil and repelling pests. To make your garden healthy and beautiful, you need to know what plants are best to pair with each other. For example tomatoes and cabbage are a good combination because tomatoes drive away diamondback moth larvae that like to chew on cabbage leaves.
Companion planting is beneficial to your plants too. Here are some benefits of companion planting.
- No need to use pesticides and fertilizers.
- Large companion plants protect smaller plants from wind and too much sun.
- Companion plants that emit odors repel insects that can destroy some of your crops.
- Companion planting can improve your garden soil. Plants that belong to the legume family like beans add nitrogen to the soil.
- Companion plants help improve the growth of their neighbors.
- You can save space in your garden with companion planting.
- Companion plants attract beneficial insects like bees to pollinate your crops.
List of companion plants:
Agastache – attracts bees. To deter cabbage moths from Brassica plants, plant agastache a row away from your garden. Do not pair it with radishes.
Alyssum – helps retain water and shade the soil, it also attracts beneficial ground beetles. Pair with corn.
Asparagus – drives away nematodes that destroy tomatoes. Pair with aster, basil, cilantro, dill, marigold, nasturtiums, oregano, parsley, pepper, sage, and thyme.
Basil – drives away flies, mosquitoes, and thrips. Plant basil and tomato side-by-side, it will improve the taste and vigor of your tomatoes. Pair it with asparagus, oregano, and pepper.
Broad beans – helps fix the nitrogen in your soil, do not plant near onions.
Bush and pole beans – helps fix nitrogen in your garden soil. Pair with beets, brassica, carrot, celery, chard, corn, cucumber, eggplant, pea, potato, radish, and strawberry. Do not plant near chive, garlic, leeks, and onion.
Beets – add minerals to your soil. Pair with bush beans, brassica, corn, garlic, kohlrabi, leeks, lettuce, and mint. Do not plant with pole beans.
Borage – attracts pollinators, repel tomato hornworm and cabbage worms, perfect for the soil and compost, and deer-proof. Pair with tomato and strawberry.
Soya beans – fixes the nitrogen in your soil and can act as a mulch to avoid weeds from sprouting. It drives away Japanese beetles and chinch bugs. Plant it with corn.
Brassica – plant it with chamomile, dill, mint, rosemary, and sage. Do not plant near eggplant, pepper, potato, and tomato.
Buckwheat – fixes the soil’s calcium and can be used as manure. Buckwheat attracts hover flies, pirate bugs, tachinid flies, and lady beetles.
Celery – pair with beans, brassica, cucumber, garlic, leeks, lettuce, onions, and tomatoes.
Chamomile – is attractive to hoverflies and wasps. Pair with onions.
Chervil – do not plant in a shaded part of your garden, chervil drives away slugs. Pair with lettuce and radish.
Chives – drives away aphids, carrot rust fly, and Japanese beetles. Best companion for Brassica, carrots, and tomatoes. Do not plant near beans and peas.
Chrysanthemum – drives away Japanese beetles.
Cilantro – drives away spider mites, aphids, and potato beetles.
Calendula – drives away bad nematodes. Pair with tomato and asparagus. Calendulas may attract slugs.
Carrots – Pair with chives, beans, brassica, leeks, lettuce, onions, peas, pepper, pole beans, radishes, rosemary, sage, and tomatoes. Do not pair with dill, parsnip, and potato.
Catnip – can attract pollinators and drives away aphids, flea beetles, Japanese beetles, ants, weevils, and squash bugs.
Clover – is attractive to beneficial insects, it drives away cabbage worms.
Collards – it drives away flea beetles. Plant it with tomatoes.
Corn – pair corn with cucumber, melon, parsley, dill, potato, peas, squash, sunflower, beans, beets, and soya beans. Do not plant with celery and tomato.
Dill – a companion plant for cabbage, brassica, corn, cucumber, lettuce, and onions. Dills are attractive to wasps; it drives away spider mites and aphids. Do not plant with carrots and tomatoes.
Eggplant – plant it with amaranth, beans, marigold, pepper, peas, thyme, and spinach. Avoid planting with fennel.
Fennel – you can plant fennel, but do not plant near vegetables and fruits.
Garlic – good to pair with rose, beets, celery, brassica, potato, lettuce, strawberry, and tomato. Garlic can drive away pests like aphids, whiteflies, Japanese beetles, root maggots, and carrot rust fly.
Kohlrabi – a good companion plant for beets, brassica, cucumber, and onions. Not a good companion for pepper, pole beans, strawberry, and tomato.
Leeks – pair with beets, carrot, celery, and spinach. Do not plant near beans and peas. A good repellent for carrot rust fly.
Lettuce – pair with beets, brassica, carrot, celery, chervil, cucumber, dill, garlic, onion, radish, squash, and strawberry.
Marigold – do not plant marigold with beans. Marigolds repel whitefly and kill nematodes.
Melon – plant melon with sunflower, marigold, corn, pumpkin, radish, nasturtium, and squash. Do not plant melon with potato.
Mint – not a good companion plant for parsley. Mint can attract predatory wasps, earthworm and hoverflies. A good repellent for cabbage moth, aphid and flea beetles.
Nasturtium – a good companion plant for cucumber, brassica, melon, radish, and tomato.
Onions – a good companion plant for chamomile, summer savory, beets, brassica, carrot, dill, leeks, kohlrabi, lettuce, strawberry, and tomato. Do not pair with asparagus and any kind of peas.
Oregano and Marjoram – pair with brassica, asparagus and basil. Oregano can drive away cabbage moths.
Parsley – a good companion plant for asparagus, carrot, chive, corn, onion, and tomato.
Peas – plant peas with beans, turnip, strawberry, radish, spinach, carrot, corn, potato, pepper, celery, cucumber, parsley and eggplant. Do not plant with onions.
Pepper – do not plant pepper near beans, fennel, and brassica. Pair pepper with asparagus, basil, tomato, Swiss chard, carrot, cucumber, endive, oregano, eggplant, parsley, rosemary and squash.
Potato – a good companion plant for bush beans, peas, corn, celery, garlic, carrots, onion and marigold. Do not plant with asparagus, cucumber, turnip, sunflower, kohlrabi, melon, parsnip, squash and rutabaga.
Radish – a good companion plant for beans, beets, celeriac, chervil, cucumber, lettuce, mint, parsnip, peas, spinach, tomato and squash. Do not plant with agastache and potato.
Rosemary – pair with brassica, carrots and beans.
Sage – a good companion plant in the garden. Do not plant it near cucumbers.
Spinach – pair with brassica, eggplant, leeks, lettuce, peas, radish and strawberry. Do not plant with potato.
Squash – a good companion plant for corn, lettuce, melon, peas and radishes. Do not plant with potato and brassica.
Strawberry – pair with beans, borage, garlic, lettuce, onion, peas, thyme and spinach. Do not plant with brassica, fennel and kohlrabi.
Sunflower – a good companion for corn.
Swiss chard – best to pair with beans, brassica, and onion.
Thyme – a good companion for any kind of plant especially for brassica.
Tomato – pair tomato with asparagus, basil, beans, borage, carrot, celery, chive, collard, cucumber, garlic, lettuce, marigold, mint, nasturtium, onion, parsley and pepper. Do not pair with brassica and dill.
Turnip – plant with pea and mint.