Winged Bean

Psophocarpus tetragonolobus, Fabaceae

Zones

10a–11b

Layer

Vine

Lifespan

Perennial

Growth

Fast

Guild Roles

ProducerNitrogen Fixer

Growing Conditions

Sun

Full Sun (optimal)

Water

Low

Soil pH

5.5 – 7

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

CucumberCucumis sativus

Nitrogen Fixation

CantaloupeCucumis melo var. cantalupensis

Nitrogen Fixation

Honeydew MelonCucumis melo var. inodorus

Nitrogen Fixation

ChayoteSechium edule

Nitrogen Fixation

Snake GourdTrichosanthes cucumerina

Nitrogen Fixation

Wax GourdBenincasa hispida

Nitrogen Fixation

Hyacinth BeanLablab purpureus

Pollinator SharingBeneficial Insect Habitat

True YamDioscorea rotundata

Nitrogen FixationPhysical Support

CaiguaCyclanthera pedata

Nitrogen FixationPollinator Sharing

WatermelonCitrullus lanatus

Nitrogen Fixation

Bitter MelonMomordica charantia

Nitrogen Fixation

LuffaLuffa aegyptiaca

Nitrogen Fixation

Armenian CucumberCucumis melo var. flexuosus

Nitrogen Fixation

Gac FruitMomordica cochinchinensis

Nitrogen Fixation

Antagonistic Plants

Sword BeanCanavalia gladiata

Both sword bean and winged bean are vigorous climbers that compete intensely for vertical growing space

Uses

Functions

Food

Edible Parts

FruitSeedsRootsLeaves

Common Questions

What zones does Winged Bean grow in?

Winged Bean grows in USDA hardiness zones 10a through 11b.

Is Winged Bean a nitrogen fixer?

Yes, Winged Bean is a nitrogen fixer and can help provide nitrogen to neighboring plants in a guild or polyculture.

What are good companion plants for Winged Bean?

Good companions for Winged Bean include Cucumber, Cantaloupe, Honeydew Melon, Chayote, Snake Gourd.

Design guilds with Winged Bean and see companion relationships visually.

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