Begonia areolata

Begonia areolata is a montane begonia of Java and Sumatra, found at about 1000–1900 m in montane forest and along forest edges. One collection describes it as a scrambling herb at the base of mossy tree trunks. It is widely recorded on volcanoes such as Gunung Sago, Talang, Sibayak and Slamet, and wants cool, constantly humid conditions.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Humid airBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

No rest periodGrows in the ground

Where it grows wild

It grows in montane forest and near forest edges, and one specimen notes it scrambling at the base of mossy tree trunks. It is often recorded on the upper slopes of volcanoes.

Records span 967–1890 m, with a median of 1500 m (16 records).

JawaSumatera

🔒 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.