Mexican Wild Yam

Dioscorea mexicana, Dioscoreaceae

Zones

9–11

Layer

Root

Lifespan

Perennial

Growth

Moderate

Guild Roles

ProducerGround Cover

Growing Conditions

Sun

Partial Shade (preferred)

Water

Moderate (established)High (seedling)

Soil pH

5.5 – 7

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Pacara Earpod TreeEnterolobium contortisiliquum

Nitrogen FixationShade Provision

BulletwoodManilkara bidentata

Shade ProvisionPhysical Support

Rabo de MonoInga ruiziana

Nitrogen FixationShade Provision

Amazon Coral TreeErythrina amazonica

Nitrogen FixationPhysical SupportShade Provision

Antagonistic Plants

Yellow yamDioscorea cayenensis

Both are vigorous climbing yams that compete for vertical support structures and underground tuber space

Round YamDioscorea hemisphaerica

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

Uses

Functions

Food ProductionSoil StabilizationMedicinal Production

Edible Parts

Tubers

Medicinal Uses

Hormone RegulationAnti-Inflammatory

Common Questions

What zones does Mexican Wild Yam grow in?

Mexican Wild Yam grows in USDA hardiness zones 9 through 11.

What are good companion plants for Mexican Wild Yam?

Good companions for Mexican Wild Yam include Pacara Earpod Tree, Bulletwood, Rabo de Mono, Amazon Coral Tree.

Design guilds with Mexican Wild Yam and see companion relationships visually.

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