Tolumnia guianensis

A miniature fan-shaped twig epiphyte from Hispaniola, despite its name. Like other equitant Tolumnia it wants bright light, warm temperatures, strong airflow and roots that dry within hours of watering.

At home, aim for

Day Warm-growingTargets 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 in the Dominican Republic and Haiti, mostly in seasonally dry lowland and foothill woodland and scrub. Tolumnia of this type grow on thin twigs and shrubs in bright, breezy positions.

Recorded from 28 to about 1,070 m, median about 375 m.

Dominican RepublicHaiti

🔒 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.