VEGETABLES
Beetroot
Get on with Lettuce, Onions and Cabbages, Do not plant with French or Runner Beans or Tomatoes
Beans
Get on with Sunflowers, Cabbage, Cucumbers and Nasturtiums. Do not plant with the Alium family like Garlic, Leeks and Onions as this can stunt their growth. Why not try and grow climbling beans up sweetcorn this will attract beneficial bugs to ward off leaf hoppers. Plant Nasturtiums near beans to atract aphids away from your other crops. Plant sweet peas near Runner beans to atract the bees for polination.
Cabbages
Get on with Beetroot, Celery, Potatoes, Garlic and Onions, Do not plant with Tomatoes Peppers or Runner beans. - Plant sage among your cabbages this will help against cabbage moth.
Cauliflowers
Plant Celery near Cauliflowers to help ward off cabbage white butterfly. Cauliflowers dont do well with strawberries or tomatoes and wierdly even though they are from the same family they do not like to be planted near cabbages.
Carrots
Get on with Lettuce, Peas, Leeks and Onions. Do not plant with Strawberries, Fennel or Dill. Plant Leeks and Carrots together as they protect each other from carrot fly and leek moth.
Lettuce
Get on with Beans, Raddish and Carrots, Do not plant with Celery. Plant Chervil amongst your lettuce to ward off aphids
Leeks
Get on with Carrots, Lettuce, Beetroot and Cabbages. Do not plant with Peas or Beans. Plant Leeks and Carrots together as they protect each other from carrot fly and leek moth. Make sure you harvest the carrots before you start to mound the soil up on your leeks.
Peas
Get on with Carrots, Beetroot, Raddish and Beans, Do not plant with Onions Leeks or Garlic. Do not plant with any of the Aliums as this can stunt their growth.
Spinach
Leaf minor's love spinach and can cause a lot of damage, if you plant raddish amongst them this will atract them away from your spinach, but it wont spoil your raddish's.
Tomatoes
Get on with Onions, Carrots, Basil, Oregano. Do not plant with Potatoes, as they are from the same family and can easily spread blight. Plant Gardeners Kitchen Tagetes or some very smelly Marigolds around your tomatoes these will help to repel your Aphids.