Species library › Drosera › Drosera tentaculata
Carnivorous Partly documented

Drosera tentaculata

A small rosette sundew of the Drosera montana alliance, endemic to the campo rupestre of Brazil's Espinhaço Range. Its obovate leaves end in 7–12 long 'snap tentacles' at the tip, which make it easy to recognise. Grow it like other Brazilian highland sundews: full sun, warm days, cooler nights and a wet sandy mix, with a drier spell in winter.

Drosera tentaculata
Photo: Lauro Sirgado, CC BY-SA 3.0, via Wikimedia Commons
At home, aim for
Day IntermediateTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

It grows in open campo rupestre, the grassy, rocky vegetation on quartzite and sandstone highlands. It is found at the edges of seasonal springs and seeps, and also on drier hilltops in fine white sand with quartz gravel, in sandstone cracks, or in a thin layer of soil over bare rock. It usually grows among sparse grasses, often alongside other Drosera. At one site near Gouveia unusually large plants grow in permanently wet peat.

About 950–1400 m according to the 2014 Carnivorous Plant Newsletter treatment. The type was collected at about 1000 m near Diamantina, and GBIF specimen records have a median elevation near 1100 m.

Brazil: Minas GeraisBrazil: Bahia

🔒 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 CC BY-SA 3.0 licence, unmodified.