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Companion Plants III

by M. Arjoca, vegetalshapes.com

Name
Companion
Non-companion
Comments

Cabbage, broccoli, turnip, Brussels sprout, cauliflower, grape vine

Radishes

- the hyssop attracts bees, butterflies               

- the hyssop repels cabbage butterflies and moths, flea beetles                                                     

- the hyssop attracts hoverflies, wasps and other predatory insects                                         

- the hyssop stimulates the growth of grape vine

Chili peppers, mint

 

- the laurel tree protects the bean from moths and weevils                                                            

- the laurel tree repels the ladybugs              

- the laurel tree can be used as organic insecticide

Cauliflower, cabbage, Brussels sprout

 

- the lavender repels fleas and moths, whiteflies, codling moth, mice                                        

- the lavender attracts bees and other beneficial insects                                        

- the lavender attracts different predatory insects

Carrots, celery, chives, apple, apricot, pepper, cabbage, broccoli, cauliflower, collard, potatoes, tomatoes, eggplants

Bean, pea, parsley

- the leek repels cabbage pests, aphids, carrot fly etc

- the leek improves the growth of companion plants

 

 

- repels the mosquitoes                             

- attracts beneficial insects

Name
Companion
Non-companion
Comments

Lettuce

(Lactuca sativa)

Bean, carrots, radishes, turnip, beet, strawberries, onion, garlic, cucumbers,   chervil, apple, dill, spinach

Celery, broccoli, parsley

- the chervil improves the growth of lettuce and keeps away the aphids                       

Lovage

(Levisticum officinale)

Almost every plant,

bean, asparagus

Rhubarb

- the lovage is one of the ideal companions for almost every plant

- the lovage improves the health of almost every neighbouring plant

- the lovage attracts beneficial insects              

Marjoram

(Origanum majorana)

Peppers, asparagus  

 

- the marjoram can be planted everywhere

Melon

(Cucumis melo)

Nasturtium, sunflower, corn, radishes

 

- the nasturtium repels squash beetle and cucumber beetle

Mint

(Mentha)

Cabbage, turnip, broccoli, cauliflower, laurel tree, camomile, beet, eggplants

Asparagus, parsley

- the mint repels ants, cabbage pests, aphids, fleas, mice                                                       

- the mint attracts hoverflies, wasps and other predatory insects                                  

- the mint attracts earthworms                            

- the mint improves the health of tomatoes and cabbage

- the mint is an invasive plant

Mirabilis

(Mirabilis jalapa)

 

 

- attracts Japanese beetle, but its leaves are poisonous for it

Name
Companion
Non-companion
Comments

Monarda

(Monarda)

Tomatoes

Rapeseed

- monarda attracts bees

Morning glory

(Ipomoea)

Corn

 

- the morning glory attracts hoverflies and other beneficial insects                              

- the morning glories can cover fences

Nasturtium

(Tropaeolum)

Cucumbers, pumpkins, squashes, melons, bean, tomatoes, cabbage, cauliflower, broccoli, collard, turnip, apple, asparagus, radishes

 

- the nasturtium attracts predatory insects and repels whiteflies, cabbage pests, squash, cucumber and melons beetles, wooly aphids

- the nasturtiums attract aphids and caterpillars and can be used as trap crops                             

- is good to grow nasturtiums around the tomatoes, cabbage, cucumbers, under fruit trees              

- the nasturtium leaves, flowers and seeds are edible

- the nasturtium loves poor and not very wet soil

Nepeta

(Nepeta)

Collard, pumpkins, squashes, cabbage, beets
Tomatoes, peppers, eggplants, potatoes

- nepeta inhibits the growth of tomatoes, peppers, eggplants, potatoes, petunia, jasmine tobacco, tobacco

- nepeta repels leaf beetles, aphids, Japanese beetle, squash bugs, ants and weevils

- nepeta repels cabbage butterflies

- nepeta repels mice

Onion

(Allium cepa)

Carrots, tomatoes, peppers, broccoli, cabbage, cauliflower, collard, turnip, apricot, apple, potatoes, cucumbers, summer savory, amaranth, camomile, parsley, lettuce, beets, celery, eggplant

Bean, pea, asparagus

- the onion repels snails and slugs, carrot fly, cabbage butterflies

- the hot peppers release a substance which prevents roots rot and the diseases caused by fusarium

- the amaranth attracts predatory insects (soil bugs - Carabidae)

Oregano

(Origanum vulgare)

Tomatoes, peppers, broccoli, cauliflower, basil

 

- the oregano gives shadow and keeps the soil moist for peppers                                            

- the oregano repels aphids                          

- the oregano repels cabbage pests and cucumber beetles

Name
Companion
Non-companion
Comments

Parsley

(Petroselinum crispum)

Asparagus, carrots, roses, tomatoes, peppers, corn, pea

Mint, lettuce, celery, garlic

- the parsley flowers attract predatory insects        

- the parsley improves the flavor of roses

Parsnip

(Pastinaca sativa)

Radishes

Potatoes, carrots, celery

- parsnip flowers attract beneficial insects

Pea

(Pisum sativum)

Corn, carrots, celery, chicory, eggplants, parsley, potatoes, radishes, spinach, strawberries, radishes,   cucumbers, caraway, coriander

Onion, chives, garlic, leek, tomatoes

- the pea fixes nitrogen in soil

Peanut

(Arachis hypogaea)

Corn, pumpkin, squashes, beet, carrots

 

- the peanuts fix nitrogen in soil

Pelargonium

(Pelargonium)

Roses, tomatoes, peppers, grape vine, corn, cabbage, cauliflower, broccoli, collard, turnip

 

- the pelargonium is a trap crop for roses and grape vine pests  

- the pelargonium repels cabbage pests, Japanese beetle

- the pelargonium repels the leaf hoppers which attack potatoes, beets and apples   

- the pelargonium attracts (trap crop) beet leafhoppers, carriers of curly top virus which is dangerous for tomatoes, peppers, eggplants   

- the pelargonium repels red spider mites

Pepper

(Capsicum)

Onion, chives, garlic, leek, parsley, basil, pelargonium, marjoram, lovage, carrots, petunia, rosemary, cucumbers, eggplants, beet, squashes, pumpkin, laurel tree, calendula, pea, oregano

Fennel, turnip, apricot tree, broccoli, collard, cauliflower, cabbage, bean, catnip, walnut

- a fungus can be transmitted from peppers to the apricot tree

- the chili peppers release a substance which prevents roots rot and the diseases caused by fusarium  

- the chili pepper tea can be used as organic insecticide

- the petunias and pelargoiums attract (trap crops) beet leafhoppers, carriers of curly top virus which is dangerous for peppers

Name
Companion
Non-companion
Comments

Petunia

(Petunia)

Pumpkin, squashes, cucumbers, peppers, asparagus, basil, potatoes, bean, tomatoes

Walnut, catnip

- the petunia is a trap plant   

- the petunia repels Japanese beetle, aphids, asparagus beetle   

- the petunia repels Mexican bean beetle

- the petunia repels squash, cucumber and melons beetles

- the petunias attract (trap crops) beet leafhoppers, carriers of curly top virus which is dangerous for tomatoes, peppers, eggplants  

- the walnut and catnip inhibit the growth of petunias                

Potatoes

(Solanum tuberosum)

Onion, chives, garlic, leek, horseradish, short bean, carrots, celery, corn, dead nettles, calendulas, tagetes, petunia, alyssum, comfrey, amaranth, coriander, flax, pea

Sunflower, tomatoes, cucumbers, asparagus, turnip, parsnip, pumpkins, fennel, broccoli, collard, cauliflower, turnip, cabbage, squash, potatoes, spinach, nepeta, walnut

- the potatoes repel the Mexican bean beetle (Epilachna varivestis)                                     

- the alyssum attracts beneficial insects                

- the horseradish improves the potatoes resistance to diseases 

- the tomatoes and the potatoes can transmit each other fungi (Phytophthora infestans, Alternaria solani) which cause the loss of the crop       

- the petunias repel the leafhoppers                 

- planting potatoes with comfrey leaves protects them from fungi which cause black scab                       

- the tannin from flax repels Colorado potato beetle

- the amaranth attracts predatory insects (ground bugs - Carabidae)                            

- the walnut, nepeta and the fennel inhibit the growth of potatoes

Pumpkin

(Cucurbita)

Corn, bean, buckwheat, catnip, radishes, peanuts, nasturtium, calendula, camomile, petunia

Potatoes

-the pumpkin attracts spiders, ground beetles       

- the nasturtiums repel squash, cucumber and melons beetles     

- the bean and peanuts fix nitrogen in soil  

- the buckwheat and catnip attract beneficial insects

- the radishes repel different bugs

Purslane

(Portulaca oleracea)

Corn

 

- the leaves, stalks and seeds of purslane are edible

- the purslane presence indicates a fertile soil

Name
Companion
Non-companion
Comments

Radishes

(Raphanus sativus)

Bean, beets, chervil, cucumbers, lettuce, melon, nasturtium, parsnip, pea, spinach, pumpkins, squashes,

Cabbage, cauliflower, Brussels sprout, hyssop, grape vine

- the radishes protect the pumpkins and squashes from pests                

- the radishes repel cucumber beetles, carrot fly 

- the radishes attract leaf miners from spinach

- the chervil gives a better taste to radishes and improves their growth

Rose

(Rosa)

Garlic, chives, pelargonium, parsley, strawflower

 

- the chives prevent the black spots on roses in the third year    

- the pelargoniums attract rose pests and can be used as trap crop     

- the parsley improves the smell of roses   

- the strawflowers attract different beneficial insects                          

Rosemary

(Rosmarinus officinalis)

Bean, sage, cabbage, broccoli, cauliflower, collard, turnip, carrots, peppers

Tomatoes

- the rosemary repels cabbage and bean pests, carrot fly   

- the rosemary repels Mexican bean beetle              

Sage

(Salvia officinalis)

Rosemary, cabbage, broccoli, bean, cabbage

Basil, cucumbers

- the sage attracts bees

- the sage repels cabbage and bean pests, carrot fly, snails and slugs

Summer savory

(Satureja hortensis)

Bean, onion, cucumbers

 

- the summer savory repels Mexican bean beetle              

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More about companion plants here.