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Species library › Arisaema › Arisaema speciosum
Aroids Partly documented

Arisaema speciosum

A striking Himalayan cobra lily with a long whip-tailed purple spathe, found from Nepal to Yunnan and Myanmar at roughly 1,100–2,900 m. It is a deciduous tuberous perennial that wants a cool, moist monsoon summer in partial shade and a cold, dry winter dormancy.

Arisaema speciosum
Photo: Peter coxhead, CC BY-SA 4.0, via Wikimedia Commons
At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Dappled lightDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

Moist montane forest, forest margins and shrubbery in the eastern Himalaya, assumed from records and the genus.

Recorded at 1,075–2,900 m, median 2,350 m.

NepalSikkimBhutanArunachal PradeshAssamTibetYunnanMyanmar

🔒 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. Photo from Wikimedia Commons, used under its CC BY-SA 4.0 licence, unmodified.