Curio sulcicalyx

A small succulent shrublet of the arid Richtersveld, Namaqualand and southern Namibia, formerly placed in Senecio. Grow it as a very bright, dry, gritty-potted succulent, giving most water in the cooler months and keeping it dry in summer heat.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Dry airBand in Plantistry

Light Full sunDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

Rocky slopes and gravel plains in the succulent Karoo near the lower Orange River. Detail is limited; this follows the genus and the measured sites.

Most records lack elevation; climate sites range from about 115 m near the Orange River to 1,160 m.

Northern CapeNamibia

🔒 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 4.0 licence, unmodified.