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

Oncidium gayi

This is the plant first described as Odontoglossum helgae; the name Oncidium gayi replaced Oncidium helgae when Odontoglossum was merged into Oncidium. Like other Odontoglossum it is a cool-growing Andean cloud-forest epiphyte that wants constant moisture and a clear night drop.

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

Where it grows wild

Epiphyte of wet montane cloud forest on the eastern Andean slopes, as for Odontoglossum generally.

Record site near 1,340 m; Odontoglossum as a group mostly grows higher, around 1,500–2,800 m.

EcuadorPeru

🔒 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.