Cinnamon Vine

Vine

Cinnamon Vine

Dioscorea polystachya

Also known as: Chinese Yam, Mountain Yam

VineRoot Dioscoreaceae EdibleGround CoverWildlife Attractor
Hardiness Zone
5-11
Ideal Temp
55–85°F
Survives Down To
-20°F
Life Cycle
Perennial

Cinnamon vine is Dioscorea polystachya — air potato-ish bulbils on twining stems and long underground tubers with a faint cinnamon smell when bruised. It is edible and also listed invasive in parts of the eastern U.S. because it smothers edges. subtropical and tropical Americas: treat as a managed crop in defined beds, harvest bulbils before they escape, and never help it invade natural areas. ☀️💧 Sun and Water: - Sun to part shade; tolerates poor soils that challenge fussier crops. - Moderate water; dormant winter tubers dislike constant bog. ✂️ Propagation: - Plant bulbils or tuber pieces in spring. - Heavy harvest reduces spread potential. Permie ethics: productivity without ecosystem vandalism — contain, monitor, eat your responsibilities.

Good Neighbors
  • Comfrey
  • Papaya
  • Banana
  • Pigeon Pea
  • Sunflower
Cautions
  • Planting near unmanaged woods or waterways
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Nematodes
Meloidogyne spp.