Species library › Bulbophyllum › Bulbophyllum rigidum
Orchids Partly documented

Bulbophyllum rigidum

A small epiphytic Bulbophyllum from the eastern Himalaya (Nepal, Sikkim, Bhutan and Assam), growing in evergreen forest at about 1,000–2,000 m. It carries single leaves on a creeping rhizome and in summer produces stiff, 10–20 cm spikes of 7–20 tiny, non-resupinate flowers arranged in a spiral. It is an intermediate to cool grower with a wet monsoon summer and a cool, dry winter.

Bulbophyllum rigidum
Photo: Dalton Holland Baptista, CC BY-SA 3.0, via Wikimedia Commons
At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Dappled lightDLI and PPFD in Plantistry
Expects a seasonal restGrows on trees (epiphyte)

Where it grows wild

Epiphytic in evergreen temperate forest of the eastern Himalaya. Early records come from the government cinchona plantations of Sikkim at about 1,830 m. The rhizome is covered in fibrous sheaths, which suits a moss-covered branch.

About 1,000–2,000 m according to IOSPE; dated records sit at about 1,150 and 1,830 m.

NepalIndia (Sikkim)India (Assam)Bhutan

🔒 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. Photo from Wikimedia Commons, used under its CC BY-SA 3.0 licence, unmodified.