Euphorbia grandicornis

The cow-horn euphorbia: a shrubby, strongly winged succulent with large paired spines, native to the hot lowland bushveld of KwaZulu-Natal, Eswatini, Mozambique and northeastern South Africa. It wants heat, strong light and summer water, and should be kept warm and dry in winter.

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

Expects a seasonal restGrows in the ground

Where it grows wild

Grows in dry thicket, bushveld and on rocky outcrops in the hot lowveld, often among other shrubs that give light shade at the base.

Recorded from about 50 to 800 m, median about 420 m.

KwaZulu-NatalEswatiniMozambiqueMpumalangaLimpopo

🔒 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.