What should not be planted near tomatoes

Cunningham's book, written more casually, is jam-packed with information. The book focuses on the vegetable garden. Cunningham groups her vegetables into neighborhoods and makes pairing appropriate companions a bit easier. Companion planting with French marigolds protects tomato plants from glasshouse whiteflies through the emission of airborne limonene. PLoS One. Mayer, Dale. The Complete Guide to Companion Planting. Atlantic Publishing Company, Early Blight.

Companion Planting. Black Walnut Toxicity. Actively scan device characteristics for identification. Use precise geolocation data. Select personalised content. Create a personalised content profile. Measure ad performance. Select basic ads. Create a personalised ads profile.

Select personalised ads. An Iowa State University study found that tomato insect damage was lessened when planted alongside basil. Think of it like starting your own caprese salad garden. The same study found that thyme had a similar effect.

But because you should rotate where you plant tomatoes each year to prevent diseases from overwintering , you should replant thyme again near tomatoes in subsequent years. The strong scent of cilantro may repel pests. Let some of it go to flower, too, to attract beneficial pollinators. Eventually, the flowers will go to seed, and you can harvest them as coriander.

Some gardeners believe that planting carrots beneath tomatoes will help aerate the soil. These sturdy flowers have a long reputation as pest repellants.

In this case, low-growing veggies such as lettuce, which prefer cooler temperatures, thrive beneath the shade of taller tomatoes. This trick may extend your lettuce season slightly. The same intercropping principles apply for this spicy green. Chives are a perennial herb that has pretty purple flowers in late spring.

Beneficial pollinators love them, and they also may repel aphids. Still, just in case it works, garlic is very easy to grow and totally worth the space in your garden.

These delightful, brightly-colored annuals, which grow easily from seed, have edible flowers and leaves. Although cukes and tomatoes may not necessarily do anything for each other, these warm-weather lovers both like similar garden conditions, including consistent watering, so garden chores will be simpler. This pretty annual attracts aphids, so they may stay away from your tomatoes. Mint has a strong odor that some gardeners believe repels harmful pests.

Grow this pretty annual along the perimeter of your garden to attract beneficial pollinators and hoverflies, which eat aphids. Sage is a hardy perennial herb with a strong odor that may repel pests, but it also boasts gorgeous flowers in late spring and attracts tons of beneficial pollinators.

This perennial herb has flatter leaves than the other type of chives and white flowers in late summer. Some gardeners believe its scent is reported to keep most vegetable pests at bay, and pollinators love the blooms. Plus, it brings in beneficial ladybugs to dine on aphids. Calendula grows easily from seed, and the flowers also can be harvested and tossed in salads.

Peas are a great early-season crop for young tomato plants. Bees especially love it! Oregano is a perennial herb that makes a great groundcover to conserve moisture around tomatoes, plus its flowers attract many different kinds of pollinators.

Roses may not be your first choice for planting near your tomatoes, but tomatoes supposedly benefit roses by warding off the common rose disease called black spot! Believe it or not, certain plants are not good tomato companions. These include cabbage and cabbage family members including broccoli, Brussels sprouts, collards, and kale, which may stunt tomato growth. You should also keep corn away from your tomatoes because they attract the same pests, so both crops could be wiped out by an insect invasion.

Ditto with eggplants, which are susceptible to the same diseases as tomatoes. This Will Be the Amazon Coat of Plant with Brassicas, carrots, celery, chard, corn, cucumber, eggplant, peas, potatoes, radish, and strawberries.

Avoid planting near chives, garlic, leeks, and onions. Soya beans — Good for fixing nitrogen, and acting as a mulch against weeds. Grow with corn.

Soya beans repel Japanese beetles and chinch bugs. Beets — Beet greens and scraps are very good for the compost, returning captured manganese and iron to the soil via the composting process. Plant with bush beans, Brassicas, corn, garlic, kohlrabi, leeks, lettuce, and mint. Add cut mint leaves as a mulch for beets.

Avoid planting beets near pole beans. Borage — Excellent all around companion plant. Borage deters tomato hornworm and cabbage moth caterpillars, and is particularly good planted near tomatoes and strawberries. Borage is very attractive to pollinators, so plant it around squash, melons, and cucumbers for improved pollination. It's also excellent for the soil and compost. Borage is deer-proof. Brassicas broccoli , Brussels sprouts , cabbage , cauliflower , collards , kale , kohlrabi , turnip — All benefit from chamomile , dill , mint , rosemary , and sage.

Avoid planting near eggplants , peppers , potatoes , or tomatoes. These four plants are in the Solanum family, and they all prefer fairly acidic soil at pH 5. Buckwheat — Fixes calcium in the soil, and makes an exceptionally good green manure plant.

Buckwheat absorbs nutrients that are not available to other plants, and can then be composted or tilled under, releasing those nutrients in accessible forms. Buckwheat flowers are attractive to pollinators as well as beneficial predatory insects: hover flies, pirate bugs, tachinid flies, and ladybird beetles.

It provides shelter for ground beetles. Calendula — Repels a number of unwanted soil nematodes and asparagus beetles, but may attract slugs.

Plant Calendula with tomatoes and asparagus. Calendula attracts a wide range of pollinators because it provides nectar over the whole growing season. Carrots — Plant with beans, Brassicas, chives, leeks, lettuce, onions, peas, peppers, pole beans, radish, rosemary, sage, and tomatoes. Avoid planting with dill, parsnips, and potatoes.

Generally speaking, it's a good idea to keep some space between root crops so they don't compete for available phosphorus. Carrots planted near tomatoes may have stunted roots, but will have exceptional flavour. Chives also benefit carrots. Catnip — Attracts pollinators and cats! Catnip repels aphids, asparagus beetles, Colorado potato beetles, and squash bugs.

Celery — Good partner for beans, Brassicas, cucumber, garlic, leek, lettuce, onion, and tomatoes. Chamomile — Attracts hoverflies and parasitic wasps. Plant near onions to improve their flavour. Chervil — Excellent companion for Brassicas, lettuce, and radishes, but does best in part shade. Chervil helps to repel slugs and attract parasitic wasps. Chives — Improves the flavour of carrots and tomatoes. A companion plant for Brassicas. Helps to repel aphids, carrot rust fly, and Japanese beetles.

Avoid planting near beans and peas. Chrysanthemum — White flowering mums repel Japanese beetles. All Chrysanthemums are attractive to tachinid flies and parasitic wasps. Cilantro — Repels aphids, potato beetles, and spider mites. Clover — Attracts many beneficial insects and builds the soil.

Helps fight cabbage worms, and increases the number of predatory ground beetles. Collards — Plant near tomatoes, which repel the flea beetles that so often look for collards to eat. Coreopsis - This plant attracts pollinators, but also hoverflies, soldier bugs, and tachinid flies.

Corn — Companion to beans, beets, cucumber, dill, melons, parsley, peas, potato, soya beans, squash, and sunflower. Avoid planting next to celery or tomatoes. Amaranth makes a great mulch between rows by competing with weeds and conserving ground moisture.

Cosmos - This annual provides food and habitat to parasitic wasps, tachinid flies, lacewings, hoverflies, minute pirate bugs, spiders, ladybird beetles, big-eyed bugs, damsel bugs, and other predatory insects. Cosmos can be direct sown from early March to the end of June in our region so that it blooms continuously throughout the summer. Deadhead spent flowers to extend each plant's bloom time. Cucumber — Plant beside asparagus , beans, Brassicas, celery, corn, dill, kohlrabi, lettuce, onion, peas, radish, and tomatoes.

Avoid planting near potatoes and sage. Both corn and sunflowers can act as a trellis for cucumbers to good effect. Dill will help cucumbers by attracting predatory insects, and nasturtiums will improve the flavour and growth of cucumbers.

Dill — Dill improves the health of cabbages and other Brassicas, and is a very good companion for corn, cucumbers, lettuce, and onions. Avoid planting near carrots and tomatoes. Dill attracts ladybird beetles, parasitoid wasps, hoverflies, bees, and garden spiders, making it one of the most useful companion planting candidates. Echinacea - These perennial coneflowers attract hoverflies and parasitoid wasps, so they're useful for pest control in companion plantings.

Eggplant — A good companion for amaranth, beans, marigolds, peas, peppers, spinach, and thyme. Do not plant eggplants near fennel.