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Species library › Oncidium › Oncidium amazonicum
Orchids Partly documented

Oncidium amazonicum

Oncidium amazonicum, long known as Sigmatostalix amazonica, is a small twig epiphyte widespread in lowland and foothill Amazonian forest from Colombia and the Guianas to Bolivia. It wants warm, humid, evenly wet conditions year round and does best mounted.

At home, aim for
Day Warm-growingTargets 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

A miniature epiphyte of the former genus Sigmatostalix, which typically grows on twigs and small branches in humid forest, often in the outer crown.

Recorded from near sea level to 1100 m, median about 450 m.

ColombiaEcuadorPeruBoliviaBrazilFrench GuianaSurinameVenezuela

🔒 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.