Arisaema attenuatum

A tuberous Arisaema endemic to India, described from the hills of the southern Western Ghats and known from very little published material. Grow it as a monsoon geophyte: shaded, moist and warm while in leaf, and dormant and nearly dry in the dry season.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Humid airBand in Plantistry

Light ShadeDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

Probably the floor of moist evergreen or semi-evergreen hill forest in the Western Ghats, emerging with the monsoon. This is inferred from related South Indian Arisaema.

No georeferenced records. South Indian Arisaema typically grow in hill forest at about 800–2000 m.

India

🔒 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.