Colocasia oresbia

A montane Colocasia described by Alistair Hay in 1996 from Borneo; the name means mountain-dwelling. Sabah records sit at about 1400 m, where it is cool, humid and wet all year. Grow it cool and constantly moist, unlike lowland taro relatives.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Very humid airBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

No rest periodGrows in the ground

Where it grows wild

No habitat account reached us. Montane Colocasia in Borneo grow in wet, shaded ravines and along streams in lower montane forest; we assume the same.

Sabah records at 1372–1420 m; one measured site is an outlier at 3060 m.

BorneoAssamBangladesh

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates

✓ Humidity band, and how to hold it

✓ Light as DLI and PPFD for a grow light

✓ Wet and dry seasons, and whether to rest it

✓ Substrate and airflow

✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.