Tannia

Herbaceous

Tannia

Xanthosoma sagittifolium

Also known as: Malanga, Yautia, Tanier

HerbaceousRoot Araceae EdibleMulcherOrnamental
Hardiness Zone
9-11
Ideal Temp
65–95°F
Survives Down To
35°F
Life Cycle
Perennial

Tannia is a giant-leaf aroid grown for starchy corms and edible leaves where cuisines know what to do with calcium oxalate chemistry — cook it, do not audition for ER reality TV. It is a staple across the Caribbean and Latin America and behaves like a bolder cousin to taro in the landscape. subtropical and tropical Americas: summer lush, winter die-back in cold snaps; mulch corms in marginal zones or lift like fancy cannas. ☀️💧 Sun and Water: - Part shade to filtered sun; harsh midday sun can bleach leaves. - Consistent moisture; thrives in humid subtropical rhythm. ✂️ Propagation: - Split offsets from parent clumps at start of warm season. - Head corms harvested and replanted from best plants. Leaves look Jurassic; respect the cooking rules and they stay culinary, not medical.

Good Neighbors
  • Taro
  • Ginger
  • Papaya
Cautions
  • Raw kitchen experiments
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Nematodes
Meloidogyne spp.
Root Rot
Various (e.g., Pythium spp., Phytophthora spp., Rhizoctonia spp., Fusarium spp.)