Yard-Long Bean

Vigna unguiculata subsp. sesquipedalis, Fabaceae

Zones

7a–11b

Layer

Vine

Lifespan

Annual

Growth

Fast

Guild Roles

ProducerNitrogen Fixer

Growing Conditions

Sun

Full Sun (optimal)

Water

Low

Soil pH

6 – 7

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Sorghum-Sudan GrassSorghum x drummondii

Nitrogen FixationPhysical Support

Thyme Honey-MyrtleMelaleuca thymifolia

Pest DeterrentBeneficial Insect HabitatPhysical Support

Blackwood AcaciaAcacia melanoxylon

Nitrogen FixationPhysical SupportWind Protection

Antagonistic Plants

Lemon EucalyptusEucalyptus citriodora

Eucalyptus allelopathy prevents yard-long bean establishment and pod formation

Sydney Golden WattleAcacia longifolia

Sydney golden wattle root compounds inhibit yard-long bean vine establishment

Uses

Functions

Food

Edible Parts

Fruit

Common Questions

What zones does Yard-Long Bean grow in?

Yard-Long Bean grows in USDA hardiness zones 7a through 11b.

Is Yard-Long Bean a nitrogen fixer?

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

What are good companion plants for Yard-Long Bean?

Good companions for Yard-Long Bean include Sorghum-Sudan Grass, Thyme Honey-Myrtle, Blackwood Acacia.

Design guilds with Yard-Long Bean and see companion relationships visually.

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