Begonia assurgens

Begonia assurgens is a begonia of Central American cloud forest, described in 1963. It is collected mainly in Montecristo National Park at 2,170–2,390 m, where El Salvador, Guatemala and Honduras meet. It needs cool days, cold nights and frequent mist, and is best treated as a cool-growing highland plant.

At home, aim for

Day Cool-growingTargets 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

Specimens come from trailsides and road edges in the cloud forest of the Montecristo massif, including the path to El Trifinio and below the Miramundo ridge. Its exact microhabitat is not recorded.

It has been recorded at 2,170–2,385 m (median 2,299 m). A Honduran record comes from around Belén Gualcho, a high-mountain area.

El SalvadorGuatemalaHonduras

🔒 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.