Species library › Begonia › Begonia bogneri
Begonias Well documented

Begonia bogneri

A tiny Madagascan begonia with linear, grass-like leaves, unlike any other begonia. It is known from a single locality of about 1 ha on the Masoala Peninsula, where it grows on rocks in a river at about 50 m. It is a terrarium plant that needs constant warmth and very high humidity.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Very humid airBand in Plantistry
Light ShadeDLI and PPFD in Plantistry
No rest periodGrows on rock (lithophyte)

Where it grows wild

Lowland rainforest on the Masoala Peninsula, north-east Madagascar. Herbarium labels say 'on rock in river' and describe granite boulders partly covered in moss, so it lives on wet, shaded rock in or beside a forest stream.

About 50 m, near sea level. A GBIF record from 2,300 m in south-east Tibet is filed under this name but is certainly a misidentification or data error.

Madagascar

🔒 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.