Species library โ€บ Goeppertia โ€บ Goeppertia granvillei
Other Partly documented

Goeppertia granvillei

Goeppertia granvillei (Calathea granvillei) is a Guiana Shield understory herb centred on coastal and lowland French Guiana (Cayenne, Kaw, Roura, Saint-Georges) with a few records in Suriname and Amapรก, Brazil. It grows below 500 m in humid lowland rainforest and flowers around April. It wants warmth, high humidity and shade, with a short, drier, brighter spell from September to November.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Humid airBand in Plantistry
Light ShadeDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

Shaded floor of lowland rainforest on the Guiana Shield, on well-drained lateritic and sandy soils; records come from forest near Cayenne, the Kaw mountains and the Oyapock, all in humid coastal lowland forest.

0 to 500 m, median about 70 m; almost all records below 220 m.

French GuianaSurinameGuyanaBrazil North

๐Ÿ”’ Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

โœ“ Day and night temperature targets, and the limits it tolerates
โœ“ Humidity band, and how to hold it
โœ“ Light as DLI and PPFD for a grow light
โœ“ Wet and dry seasons, and whether to rest it
โœ“ Substrate and airflow
โœ“ 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.