Arisaema flavum

A small, hardy Arisaema with yellow spathes, ranging from the Arabian Peninsula and Ethiopia through the Himalaya to Sichuan and Yunnan. Most records sit around 3,000 m: grow it as a cold-winter, summer-growing tuberous perennial with a dry winter dormancy.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Bright, filtered lightDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

A tuberous herb of open montane slopes, scrub and grassland margins; the records point to cold, dry winters and warm monsoon summers. Habitat detail is inferred from records and the genus.

Recorded 250–4,300 m, median 3,070 m; most Himalayan and Chinese records are high montane.

ChinaNepalBhutanIndiaPakistanAfghanistanTibetYemenOmanSaudi ArabiaEthiopiaSomalia

🔒 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 3.0 licence, unmodified.