Oncidium fuchsii

An Oncidium from northwestern Argentina and Paraguay, described by Königer in 2005 and sometimes placed in Rhinocidium (the O. macronyx alliance). Its recorded sites have hot, wet summers and a cool, almost rainless winter, so it wants a real dry, cool rest.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Bright, filtered lightDLI and PPFD in Plantistry

Expects a seasonal restGrows on trees (epiphyte)

Where it grows wild

Recorded on the forested eastern Andean foothills of Tucumán, Catamarca and Salta, at roughly 1000–1700 m; presumed an epiphyte in seasonally dry Yungas and transitional woodland.

The climate sites sit at about 980–1725 m.

Argentina NorthwestParaguay

🔒 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.