Species library › Dyckia › Dyckia microcalyx
Other Well documented

Dyckia microcalyx

A spiny terrestrial bromeliad from the Paraná and Paraguay river basins of Paraguay, north-eastern Argentina and southern Brazil, with two varieties. Like most Dyckia it wants full sun, heat, a fast-draining mineral mix and generous summer water, with a cooler, drier winter.

Dyckia microcalyx
Photo: Daderot, CC0, via Wikimedia Commons
At home, aim for
Day IntermediateTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
No rest periodGrows on rock (lithophyte)

Where it grows wild

A rosette bromeliad of sunny rock outcrops, rocky riverbanks and open grassland or forest edges at low elevations. Specific microhabitat notes are scarce, so this follows the genus. Several records are near the Iguazu and Paraná rivers, where Dyckia commonly grow on exposed rock.

Recorded 126–600 m, median 500 m (13 records).

ParaguayMisiones (Argentina)Paraná (Brazil)Mato Grosso do Sul (Brazil)

🔒 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. Photo from Wikimedia Commons, used under its CC0 licence, unmodified.