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Species library › Oncidium › Oncidium chrysomorphum
Orchids Partly documented

Oncidium chrysomorphum

Oncidium chrysomorphum is an Andean epiphyte of Colombia, Ecuador and Venezuela, recorded mostly in the Colombian Central and Western Cordilleras around 2000 m. It wants cool-intermediate, very humid, evenly moist conditions with no dry rest, like a cloud forest plant.

Oncidium chrysomorphum
Photo: Cogniaux, Alfred; Gossens, Alphonse., CC BY 2.0, via Wikimedia Commons
At home, aim for
Day IntermediateTargets 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 of humid montane and cloud forest in the Colombian Andes; records cluster on the slopes around Cali, Manizales, Pereira and Medellín.

Recorded at 1050 to 3500 m, median 2006 m (12 records).

ColombiaEcuadorVenezuela

🔒 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 2.0 licence, unmodified.