plant

Common bean

Phaseolus vulgaris

Updated 8 Jul 2026 · AI-parsed entry

Common bean (Phaseolus vulgaris) — a plant, for Full sun, Medium water. Companions: Corn Maize, Cabbage.

What it needs & gives back

↓ Needs

Sunlightfull sun
Watermedium

↑ Gives back

Biomassmedium

Companions

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Corn Maize

Beans can climb corn stalks, providing nitrogen to the corn.

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Cabbage

Beans can provide nitrogen to brassicas.

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Courgette marrow

Beans, corn, and squash form the 'Three Sisters' polyculture.

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Pepper

Nitrogen-fixing benefits the peppers.

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Cucumber

Beans fix nitrogen, benefiting heavy feeders like cucumbers. Both enjoy similar growing conditions.

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Sunflower

Sunflowers provide a trellis for climbing beans, beans fix nitrogen for sunflowers.

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Potato

Beans can fix nitrogen, benefiting potatoes.

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Spinach

Nitrogen-fixing beans can benefit spinach.

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Pot Marigold

Attracts beneficial insects that prey on bean pests.

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Garden Strawberry

Bush beans are good companions, providing nitrogen.

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Rosemary

Repels bean beetles.

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Jerusalem artichoke

Benefits from nitrogen-fixing legumes.

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Winter squash

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

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Butternut squash

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

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Fig-leaf gourd

Nitrogen-fixing benefits the heavy-feeding gourd.

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Beetroot chard

Bush beans are good companions.

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Leek

Leeks are often grown with beans.

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Celery celeriac

Celery benefits from nitrogen fixation.

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Radish

Radishes can help break up heavy soil for beans.

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Endive

Benefits from being planted near beans.

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Brown mustard

Benefits from nitrogen-fixing legumes.

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Summer savory

Repels bean beetles and improves growth.

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Winter savory

Repels bean beetles and improves growth.

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Wild alpine strawberry

Beans are often considered good companions for strawberries.

Keep apart from

Through the year

Emergence

Germination and emergence occur when soil temperatures are consistently above 150C.

Flowering

Flowering typically begins about 30 days after emergence and lasts for approximately 20 days.

Fruiting

Pod development starts about 10 days after flowering and continues for about a month.

Harvest

Harvesting of green beans can begin about 20 days after fruiting starts and extends over several weeks.

Senescence

Plants begin to senesce and die back with the onset of the first autumn frosts.

Timing is relative to your local season (temperate Northern Hemisphere).

Soil interactions

Drainagewell-drained
Nitrogen fixingYes
MycorrhizalYes
Soil textureloam, sandy loam
Organic matterMedium
Compaction toleranceLow

Propagation

Methodsseed
Difficulty1 / 5
Establishes in~0 yr
Self-seedingLight

Wildlife & pests

Attractspollinators
Can host pestsaphids, bean beetles, spider mites
Can host diseasesbean rust, anthracnose