Companion Planting Guide

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Companions:  Vegetables that should be planted near each other for mutual benefit.

Allies: Flowers and herbs that if planted near the veggie will give protection, health benefits or improve growth.

Enemies:  Vegetables and Herbs that if grown near each other, will cause ill effects.



Companions: Basil, parsley, tomato. Allies: Pot marigold deters beetles. Enemies:


Companions: Beet (to bush beans only), cabbage family, carrot, celery, chard, corn, cucumber, eggplant, pea, potatoes, radish, strawberry. Allies: Marigold deters Mexican bean beetles.
Nasturtium and rosemary deter bean beetles.
Summer savory deters bean beetles, improves growth and flavor.
Enemies: Garlic, onion and shallot stunt the growth of beans.


Companions: Bush beans, cabbage family, lettuce, onion Allies:Allies: Garlic improves growth and flavor. Enemies: Pole beans and beets stunt each other’s growth.

(Broccoli, Brussels sprouts, cabbage, cauliflower, Chinese cabbage, kale and kohlrabi)

Companions: Beet, celery, chard, cucumber, lettuce, onion, potato, spinach. Allies: Chamomile and garlic improve growth and flavor.
Catnip, hyssop, rosemary and sage deter cabbage moth.
Dill improves growth and health.
Mint deters cabbage moth and ants, improves health and flavor.
Nasturtium deters bugs, beetles, aphids.
Southernwood deters cabbage moth, improves growth and flavor.
Tansy deters cabbageworm and cutworm.
Thyme deters cabbageworm.
Enemies:Kohlrabi and tomato stunt each other’s growth.


Companions: Bean, lettuce, onion, pea, pepper, radish, tomato Allies: Chives improve growth and flavor.
Rosemary and sage deter carrot fly.
Enemies: Dill retards growth.


Companions: Bean, cabbage family and tomato Allies: Chives and garlic deter aphids.
Nasturtium deters bugs and aphids.
Enemies: unknown


Companions: Bean, cabbage family and onion Allies: unknown Enemies: unknown


Companions: Bean, cucumber, melon, parsley, pea, potato, pumpkin, squash Allies: Odorless marigold and white geranium deter Japanese beetles.
Pigweed raises nutrients from the subsoil to where the corn can reach them.
Enemies: Tomatoes and corn are attacked by the same worm.


Companions: Bean, cabbage family, corn, pea, radish, tomato Allies: Marigold deters beetles.
Nasturtium deters aphids, beetles and bugs, improves growth and flavor.
Oregano deters pests in general.
Tansy deters ants, beetles, bugs, flying insects.
Enemies: Sage is generally injurious to cucumber.


Companions: Bean, pepper Allies: Marigold deters nematodes.
Catnip deters fle beetles
Enemies: unknown


Companions: Beet, cabbage family, carrot, onion, radish, strawberry Allies: Chives and garlic deter aphids. Enemies: unknown


Companions: Corn, pumpkin, radish, squash Allies: Marigold deters beetles.
Nasturtium deters bugs and beetles.
Oregano provides general pest protection
Enemies: unknown


Companions: Beet, cabbage family, carrot, chard, lettuce, pepper, strawberry, tomato Allies: Chamomile and summer savory improve growth and flavor.
Pigweed raises nutrients from subsoil and makes them available to the onions.
Sow thistle improves growth and health.
Enemies: Onions stunt bean, pea.


Companions: Asparagus, corn, tomato Allies: Enemies:


Companions: Bean, carrot, corn, cucumber, radish, turnip Allies: Chives deter aphids.
Mint improves health and flavor.
Enemies: Garlic and onion stunt the growth of peas.


Companions: Carrot, eggplant, onion and tomato Allies: Enemies:


Companions: Beans, cabbage family, corn, eggplant, pea Allies:Horseradish, planted at the corners of the potato patch, provides general protection.
Marigold deters beetles.
Enemies: Tomatoes and potatoes are attacked by the same blight.


Companions: Corn, melon, squash Allies: Marigold deters beetles.
Nasturtium deters bugs, beetles.
Oregano provides general pest protection.


Companions: Bean, carrot, cucumber, lettuce, melon, pea Allies: Chervil and nasturtium improve growth and flavor. Enemies: Hyssop


Companions: Cabbage family, strawberry Allies: Enemies:


Companions: Corn, melon, pumpkin Allies: Borage deters worms, improves growth and flavor.
Marigold deters beetles.
Nasturtium deters squash bugs and beetles.
Oregano provides general pest protection.


Companions: Bean, lettuce, onion, spinach, thyme Allies: Borage strengthens resistance to insects and disease.
Thyme, as a border, deters worms.
Enemies: Cabbage


Companions: Asparagus, carrot, celery, cucumber, onion, parsley, pepper Allies: Basil repels flies and mosquitoes, improves growth and flavor.
Bee balm, chives and mint improve health and flavor.
Borage deters tomato worm, improves growth and flavor.
Dill, until mature, improves growth and health. Once mature, it stunts tomato growth.
Marigold deters nematodes.
Pot marigold deters tomato worm and general garden pests,
Enemies: Corn and tomato are attacked by the same worm.
Mature dill retards tomato growth.
Kohlrabi stunts tomato growth.
Potatoes and tomatoes are attacked by the same blight.


Companion: Pea Allies: Enemies: Potato and Pole beans are said to be bad due to root competition

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