Common bean

Corn Maize

Traditional companion in 'Three Sisters' planting, corn provides physical support for climbing beans.

Courgette marrow

Traditional companion in 'Three Sisters' planting, squash provides ground cover and weed suppression.

Cabbage

Beans can provide nitrogen to brassicas, which are heavy nitrogen feeders.

Cucumber

Beans provide nitrogen and can help deter cucumber beetles.

Rosemary

Repels bean beetle.

Fig-leaf gourd

Often grown together in 'Three Sisters' planting, where beans provide nitrogen.

Winter squash

Part of the 'Three Sisters' planting, beans fix nitrogen for squash.

Basil

Basil is said to improve the growth and flavor of beans.

Summer savory

Known to improve growth and flavor of beans, and deter bean beetles.

Butternut squash

Part of the 'Three Sisters' planting, beans fix nitrogen for the squash.

Potato

Beans can provide nitrogen to potatoes, and potatoes can shade bean roots.

Winter savory

Repels bean beetles.

Radish

Radishes can be interplanted with beans to help break up the soil and provide quick harvest before beans mature.

Spinach

Beans provide nitrogen, which spinach benefits from, and spinach provides ground cover.

Sunflower

Can provide physical support for pole beans to climb.

Leek

Leeks are generally considered good companions for beans.

Chives

Deters Japanese beetles.

Celery celeriac

Beans provide nitrogen, which celery needs, and celery may deter some bean pests.

Beetroot chard

Bush beans are good companions.

Brown mustard

Can be grown together, but care should be taken regarding shared pests.

Kohlrabi

Bush beans are good companions, providing nitrogen and not competing for space.

Broccoli

Beans can provide nitrogen to the soil, benefiting heavy feeders like broccoli.

Turnip

Beans provide nitrogen to the soil, benefiting turnips which are heavy feeders.

Pot Marigold

Can attract beneficial insects.

Pepper

Beans can provide nitrogen to peppers.

Garden Strawberry

Bush beans are good companions, providing nitrogen.

Wild alpine strawberry

Bush beans are good companions, providing nitrogen and deterring some pests.