Oncidium harryanum
A large-flowered Andean species, formerly Odontoglossum harryanum, from Colombia, Ecuador and Peru. It suits cool-intermediate conditions with steady moisture.
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
An epiphyte in montane cloud forest.
Recorded elevations are 906–1,900 m, with a median of 1,800 m.
ColombiaEcuadorPeru
🔒 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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More Oncidium
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.