Companion planting with herbs

Companion planting is about using one species to benefit another. Some herbs are a natural deterrent for pests and diseases, or can improve the growth and flavour of other plants. The following is a list of herbs and their relationships in the garden.

[source: Wikipedia]

Common name Scientific name Helps Helped by Attracts Repels / Distracts Avoid Comments
Basil Ocimum basilicum tomato, peppers, oregano, asparagus, petunias chamomile, anise butterflies asparagus beetle, mosquitoes and flies common rue, sage is said to make tomatoes taste better, chamomile and anise are supposed to increase the essential oils in many herbs like basil
Borage Borago officinalis Almost everything, especially strawberry, cucurbits (cucumber, gourds), tomatoes Predatory insects, honeybees many pests Borage is the magic bullet of companion plants
Caraway Carum carvi Strawberries Parasitic wasps, parasitic flies
Chamomile Matricaria recutita Basil, Wheat, Onion, Cabbage, Cucumber Hoverflies, wasps Growing near herbs will increase their oil production.
Chervil Anthriscus cerefolium Radish, lettuce, broccoli aphids loves shade, fortunately it grows well with shade-tolerant food plants; will make radishes grown near it taste spicier
Coriander / Cilantro Coriandrum sativum spinach beans, peas tachinid fly aphids
Chives Allium schoenoprasum Apples, carrots, tomatoes, brassica (broccoli, cabbage, mustard, etc), many others carrots cabbage worms, carrot fly, aphids beans, peas Same companion traits as all alliums (onions, garlic, shallots, leeks, etc)said to prevent apple scab after 3 years planting at base of apple trees
Common name Scientific name Helps Helped by Attracts Repels / Distracts Avoid Comments
Dill Anethum graveolens Cabbages, Corn, Lettuce, Onions, Cucumbers Hoverflies, Wasps, Tomato Horn Worms, honeybees, Ichneumonid Wasps Aphids, spider mites, squash bugs, cabbage looper carrots, tomatoes one of the few plants said to grow with fennel
Fennel Foeniculum vulgare Dill Dill ladybugs, syrphid fly, tachinid fly aphids Almost everything Fennel is allelopathic to most garden plants, inhibiting growth, causing to bolt, or actually killing many plants
Garlic Allium sativum Apple trees, Pear trees, Roses, Cucumbers, Peas, Lettuce, Celery Aphids, cabbage looper, ants, rabbits, cabbage maggot Deters rabbits, same companion traits as all alliums (onions, chives, shallots, leeks, etc)
Hemp Cannabis sativa L. subsp. sativa Brassica (cabbage, brussels sprouts, other kales) Repels many types of beetles which attack cabbages.
Hyssop Hyssopus officinalis Cabbage, grapes honeybees, butterflies Cabbage moth larvae, Cabbage Butterflies Stimulates growth of grapes.
Lovage Levisticum officinale Almost all plants beans Ichneumonid Wasps, ground beetles (good) rhubarb Is thought to improve the health of almost all plants, like borage and geraniums, is considered a “magic bullet” of companion planting
Oregano Origanum vulgare Tomatoes, peppers, many other plants basil aphids provides ground cover and much-needed humidity for pepper plants if allowed to spread among them
Common name Scientific name Helps Helped by Attracts Repels / Distracts Avoid Comments
Peppermint Mentha piperita Brassica (cabbage, kholrabi, broccoli, and the other kales) cabbage fly, ants, cabbage looper Repels cabbage flies, has same general companion properties as other mints
Rosemary Rosmarinus officinalis sage, cabbage, beans, carrots bean beetle Deters cabbage flies, repels many bean parasites
Sage Salvia officinalis rosemary, cabbage, beans, carrots honeybees, cabbage butterfly cabbage flies, carrot fly, black flea beetle, cabbage looper, cabbage maggot Deters cabbage flies, repels many bean parasites
Southernwood Artemisia abrotanum Fruit trees Controls cabbage moths and malaria mosquitoes.
Spearmint Mentha spicata ants, aphids Controls ants and aphids, has same general companion properties as other mints.
Summer Savoury Satureja hortensis Green beans, onions, also delays germination of certain foul herbs
Tansy Tanacetum vulgare beans, cucurbits (cucumbers, squash, etc), corn, roses honeybees flying insects(Ichneumonid Wasps), Japanese beetles, striped cucumber beetles, squash bugs and ants Is reputed to generally repel insects (except for nectar-eating types). This herb should not be consumed, as it is quite toxic.

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