| Plant | Good Companions | Bad Companions |
| Asparagus | Tomato, Basil, Parsley | Potatoes |
| Beans | Carrots, Cabbage, Cucumber, Cauliflower | Leeks, Chives, Garlic, Onions |
| Broad Beans | Potatoes, Lettuce | Fennel |
| Bush Beans | Strawberries, Grapes | Garlic, Onions |
| Dwarf Beans | Beetroot, Kohlrabi | |
| Beetroot | Kohlrabi, Dwarf Beans, Onions, Chives | Runner/Climbing Beans, Lettuce, Silverbeet, Cabbage, Leaf Mustard |
| Broccoli | Dill, Celery, Chamomile, Sage, Rosemary | Tomatoes, Strawberries, Oregano |
| Brussel Sprouts | Potatoes, Sage, Hyssop, Thyme | Strawberries, Rosemary |
| Cabbage | Beetroot, Potatoes, Beans, Onions, Sage | Tomatoes, Garlic, Strawberries, Celery, Dill, Mint, Thyme, Oregano |
| Capsicum | Basil | |
| Carrots | Leeks, Lettuce, Onions, Peas, Tomatoes | Dill, Parsnip, Chives, Sage, Rosemary, Radish |
| Cauliflower | Celery, Celeriac, Beans, Oregano | Strawberries, Rue, Peas, Potato, Nasturtium |
| Celery | Leeks, Beans, Cabbage, Tomatoes | Parsnip, Potato, Wheat |
| Corn | Melons, Squash, Pumpkins, Cucumbers, Potatoes, Parsnips, Artichokes, Jerusalem Artichokes |
|
| Cucumber | Beans, Peas, Radish, Celery, Carrots | Potatoes, Sage, Cauliflower, Basil |
| Chives | Carrots, Tomatoes, Parsley, Parsnips, Fruit Trees | |
| Eggplant (Aubergine) | Beans, Potato, Marjoram | |
| Horseradish | Potatoes, Fruit Trees | |
| Kohlrabi | Beetroot, Onion, Dwarf Beans | Pole Beans, Tomatoes, Cucumber |
| Leeks | Carrots, Celery, Celeriac, Strawberries | |
| Lettuce | Strawberries, Cabbage, Carrots, Onions | Parsley, Beans, Beetroot, Parsnip |
| Nasturtium | Cabbage, Cauliflower, Cucumber | Broccoli, Brussel Sprouts, Potato, Radish, Squash, Zucchini, Fruit Trees |
| Onions | Cabbage, Carrots, Beetroot, Lettuce | Beans, Peas, Parsnip, Parsley, Leeks |
| Potato | Beans, Corn, Cabbage, Horseradish | Pumpkin, Squash, Cucumber, Dill, Eggplant, Tomatoes, Raspberries |
| Peas | Carrot, Corn, Cucumber, Beans, Radish | Onions, Garlic, Shallot |
| Pumpkin | Sweetcorn, Marjoram | Potato |
| Radish | Cucumber, Lettuce, Kohlrabi, Melon | Hyssop, Squash, Peas, Nasturtium |
| Spinach | Broad Beans, Strawberries, Fruit Trees | |
| Tomato | Asparagus, Basil, Lima Beans, Cabbage | Beetroot, Fennel, Kohlrabi, Broccoli, Brussel Sprouts, Cauliflower, Potato, Rosemary, Carrots, Chives, Dill, Onions, Parsley, Parsnip, Nasturtium |
| Zucchini | Corn, Marjoram, Nasturtium |
S = Seed sowing
T = Transplant
- Notes:
- (1) This table is a guide only, please observe the seasonal weather patterns before deciding when to plant, as there will often be distinct differences in summer weather from one year to the next.
- (2) Planting times will vary for different varieties of the one vegetable.
Thanks to Canberra Organic Growers’ Society Inc. 1995, Canberra Organic Growers’ Society Inc.