Good Plant Companions

Scientific experiments have shown that plants can be affected by others nearby and there is now some evidence that companion planting helps growth and may even give some protection against pests and diseases.

• Tomatoes - try alongside parsley, onions, plants of the cabbage family, or celeriac.
• Lettuces - near radishes, beans, cucumber, beet, carrots or strawberries.
• Onions - near lettuces.
• Peas - near cabbages and celery.
• Celery - good mixed with all types of leafy plants, dwarf beans, tomatoes and leeks.
• Potatoes - good with cabbages, peas and sweetcorn.
• Gooseberries near tomatoes seem to keep free from insects.

Various sources