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Species library › Oncidium › Oncidium marriottianum
Orchids Little published: much of this is inferred from related species

Oncidium marriottianum

Oncidium ×marriottianum is the former Odontoglossum ×marriottianum, a natural hybrid described by Reichenbach from Colombian material. Like its cool-growing Odontoglossum relatives it needs cool, humid, buoyant conditions; the hot lowland climate point in the data does not apply.

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

A natural hybrid between Colombian Odontoglossum species, so it grows where its parents overlap, in cool, humid Andean cloud forest.

No elevation recorded; Colombian Odontoglossum typically grow around 1800 to 2800 m.

Colombia

🔒 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.