Euphorbia obesa

The baseball plant: a spineless, ball-shaped spurge of the Great Karoo near Graaff-Reinet in the Eastern Cape, rare in the wild but widely grown. It needs strong light, a very gritty mix, sparse water and a cool, dry winter.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Dry airBand in Plantistry

Light Bright, filtered lightDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

Grows on stony flats and gentle slopes in arid Karoo shrubland, often half hidden among small shrubs and stones that give some light shade.

The main climate site is at about 620 m; the Karoo populations are generally reported at roughly 600–900 m.

South Africa (Eastern Cape)

🔒 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.