Begonia antsiranensis

Begonia antsiranensis is a shrubby, rhizomatous begonia from northern Madagascar, described in the Flore de Madagascar in 1983. It grows on limestone rocks at the Montagne des Français near Antsiranana and along streams in dry dense forest at Daraina. A cultivated plant at Montreal reached 0.55 m, with red-veined stems, hairy leaves and persistent stipules.

At home, aim for

Day Warm-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

No rest periodGrows on rock (lithophyte)

Where it grows wild

Labels describe limestone rocks on the Montagne des Français and the edge of a stream in dry dense forest in the Bekaraoka forest near Daraina.

Recorded elevations are 150 m at Daraina and 1000 m on one Montagne des Français label.

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.