A Complete list of companion plants for vegetable gardening.

Common name Scientific name Helps Helped by Attracts
Alliums Allium Fruit trees, nightshades (tomatoes, capsicum peppers, potatoes), brassicas, carrots Carrots, tomatoes, carrots and African spider plants (Cleome gynandra) together, marigolds (Tagetesspp.), mints




Asparagus Asparagus officinalis Tomatoes, parsley Aster family flowers, dill, coriander, tomatoes, parsley, basil,]comfrey, marigolds, nasturtiums Coupled with basil seems to encourage lady bugs
Beans, bush Phaseolus vulgaris Cucumber, soybeans,[ strawberries[ Celery, strawberries, grains  
Beans, pole Phaseolus vulgaris   Radishes, Corn  
Beans, fava Vicia faba   Strawberries, Celery  
Beets Beta vulgaris Broccoli,  bush beans, cabbage, lettuce, kohlrabi, onions, brassicas, passion fruit Bush beans, onions, kohlrabi, catnip, garlic, lettuce, most brassicas,  mint  
Brassicas Brassica Beets, onions, potatoes, cereals (e.g. corn, wheat)[ Beets, spinach, chard, Aromatic plants or plants with many blossoms, such as celery, chamomile, and marigolds. Dill, sage, peas, peppermint, spearmint, spurrey, rosemary, rye-grass,[  garlic, onions, and potatoes, geraniums, alliums, nasturtium, borage, hyssop, tansy,  tomatoes, thyme, wormwood, southernwood, beans, clover  
Broccoli Brassica oleracea Lettuce Mixture of mustard, pac choi, and rape. Beets, dill, lettuce, mustard, onions, tomato, turnip, clover  
Brussels sprouts Brassica oleracea   Sage, thyme, clover, malting barley  
Cabbage Brassica oleracea / Brassica chinensis Beans,  celery Beans, clover, calendula/pot marigold, chamomile, larkspur, nasturtiums, dill, coriander, hyssop, onions, beets,  marigolds, mint, rosemary,sage, thyme, tomatoes, lacy phacelia, Green onions with Chinese cabbage. Snails and slugs
Carrots Daucus carota Tomatoes, alliums, beans, leeks, lettuce, onions, passion fruit[23] Lettuce, alliums (chives, leeks, onions, shallots, etc.), rosemary, ]wormwood, sage, beans, flax Assassin buglacewing, parasitic wasp, yellow jacket and other predatory wasps
Cauliflower Brassica oleracea Beans, celery, spinach, peas Mixture of Chinese cabbage, marigolds, rape, and sunflower, ]Spinach, peas  
Celery Apium graveolens Bush beans, brassicas, cucumber Cosmos, daisies, snapdragons, leeks, tomatoes, cauliflower,]cabbage, bush beans[  
Chard Beta vulgarisssp. cicla Brassicas,  passion fruit    
Corn / Maize Zea mays Beans, cucurbits, soybeans, tomatoes Sunflowers, dill, legumes (beans, peas, soybeans etc.), peanuts, cucurbits, clover,  amaranth, white geranium, pigweed, lamb’s quarters, morning glory, parsley, and potato, field mustard,  Sudan grass  
Cucumber Cucumis sativus Beans, kohlrabi,  lettuce Kohlrabi,]nasturtiums, radishes, marigolds, sunflowers, peas, beans, chamomile, beets, carrots, dill, onions, garlic, amaranth (Amaranthus cruentus), celery ]Malabar spinach Beneficial for ground beetles
Cucurbits Cucurbitaceae Corn[13] Corn,  grain sorghum  
Eggplant or Aubergine Solanum melongena Beans, peppers, tomatoes, passion fruit[ Marigolds, catnip, dill, redroot pigweed green beans, tarragon, mints, thyme  
Kohlrabi Brassica oleracea v. gongylodes Onion, beets, aromatic plants, cucumbers Beets, cucumbers  
Leek Allium ampeloprasumv. porrum Carrots,  celery, onions,  tomato, passion fruit[ Carrots clover,  
Legumes Phaseolus and Vicia Beets, lettuce, okra, potato, spinach, dill, cabbage, carrots, chards, eggplant, peas, tomatoes, brassicas, corn, cucumbers, grapes Summer savory, beets, cucumbers, borage, cabbage, carrots, cauliflower, corn, larkspur, lovage,marigolds, mustards, radish, potato, peppermint, ]rosemary, lettuce, onion, squash, lacy phacelia Snails and slugs[
Lettuce Lactuca sativa Beets,,beans, okra, onions, radish, broccoli, Carrots, passion fruit Radish, beets, dill, kohlrabi, onions, beans, carrots, cucumbers,]strawberries, broccoli, thyme, nasturtiums, alyssum, cilantro Slugs and snails.
Mustard Sinapis alba Beans,  broccoli, cabbage, cauliflower, fruit trees,grapes,  radish, brussels sprouts, turnips    
Nightshades Solanaceae   Carrots, alliums, mints (basil, oregano, etc.)  
Okra Abelmoschus esculentus Sweet potato, tomatoes, peppers[] Beans, lettuce,]squash, sweet potato, peppers  
Onion Allium cepa Beets, beans, brassicas, cabbage, broccoli, carrots, lettuce, cucumbers, peppers, passion fruit, strawberries.  Green onions with Chinese cabbage[ Carrots, beets, brassicas, dill, lettuce, strawberries, marigolds, mints, ]tomatoes, summer savory, chamomile, pansy  
Parsnip Pastinaca sativa Fruit trees   A variety of predatory insects
Peas Pisum sativum Brassicas, turnip, cauliflower, garlic, Turnip, cauliflower, garlic, mints  
Peppers Solanaceae, Capsicum Okra Beans, tomatoes, marjoram,[ okra, geraniums, petunias, sunflowers, onions[3] crimson clover, basil, field mustard  
Potato Solanum tuberosum Brassicas,]beans, ]corn,[13] peas, passion fruit Horseradish, beans, dead nettle, marigolds, peas, onion, garlic, thyme, clover  
Pumpkin Cucurbita pepo Corn,[70] beans Buckwheat, Jimson weed, catnip, oregano, tansy, radishes, nasturtiums spiders, ground beetles
Radish Raphanus sativus Squash[13] eggplant, cucumber, lettuce, peas,[21]beans, pole beans,[11] Chervil, lettuce,]nasturtiums  
Soybean Glycine max   Corn, snap beans,]sunflower  
Spinach Spinacia oleracea Brassicas, cauliflower,]passion fruit[23] Strawberries, peas, beans, cauliflower[39]  
Squash Cucurbita spp. corn, beans,]okra,[55] Beans, buckwheat, borage, catnip, tansy, radishes, marigolds, nasturtiums Spiders, ground beetles
Sweet potato Ipomoea batatas Okra Okra  
Tomatoes Solanum lycopersicum Brassicas, broccoli, cabbage,] celery,,roses, peppers, asparagus Asparagus,[14]basil, beans,[] bee balm (Monarda), oregano, parsley, marigold,  alliums, garlic, leeks,]celery, geraniums, petunias, nasturtium, borage, coriander, chives, corn,]dill,  mustard, fenugreek,[37] barley, carrots eggplant,]mints, okra,]sage, thyme, flower strips”  
Turnips and rutabagas Brassica rapaand Brassica napobrassica Peas, broccoli Hairy vetch, peas  



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