Round Yam

Dioscorea hemisphaerica, Dioscoreaceae

Zones

9–11

Layer

Vine

Lifespan

Perennial

Growth

Moderate

Guild Roles

ProducerGround CoverTrellis

Growing Conditions

Sun

Partial Shade (preferred)

Water

Moderate (established)High (fruiting)High (seedling)

Soil pH

5.5 – 7

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Guaba PeludaInga oerstediana

Nitrogen FixationShade Provision

Alexandrian LaurelCalophyllum inophyllum

Shade ProvisionNurse Plant

Pride of BarbadosCaesalpinia pulcherrima

Nitrogen FixationPhysical Support

Antagonistic Plants

Mexican Wild YamDioscorea mexicana

Congeneric climbing vines compete for trellising space and develop extensive competing root systems

Zanzibar yamDioscorea sansibarensis

Related Dioscorea species exhibit strong competition for climbing supports and underground storage space

Uses

Functions

Staple Food ProductionClimbing SupportSeasonal Ground Cover

Edible Parts

TubersYoung Leaves

Medicinal Uses

Digestive AidHormonal Support

Common Questions

What zones does Round Yam grow in?

Round Yam grows in USDA hardiness zones 9 through 11.

What are good companion plants for Round Yam?

Good companions for Round Yam include Guaba Peluda, Alexandrian Laurel, Pride of Barbados.

Design guilds with Round Yam and see companion relationships visually.

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