Species library › Bulbophyllum › Bulbophyllum platybulbum
Orchids Partly documented

Bulbophyllum platybulbum

A rare lowland Bulbophyllum from southern Cameroon and the Monts de Cristal in Gabon, listed as Critically Endangered. Herbarium labels place it on inselberg rock slopes, near waterfalls and under remnant forest trees in old cacao plantations, so it wants warm, humid, bright-shaded conditions all year with a short drier spell around January.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Humid airBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
No rest periodGrows on trees (epiphyte)

Where it grows wild

An epiphyte, and at least sometimes a plant of rocky inselberg slopes among shrubs and mats of Afrotrilepis, in lowland evergreen forest regions of the Atlantic coast. One collection comes from an old cacao plantation with remnant original forest overhead, another from the Kinguélé falls. Wikipedia's 'subtropical or tropical dry forest' habitat does not fit these labels.

Few records carry an elevation; the one that does gives 153 m, and the localities (Kribi, Edéa, Ebolowa, Bipindi, Monts de Cristal) lie roughly between 50 and 700 m.

CameroonGabon

🔒 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.