Euphorbia milii

The crown of thorns: a spiny, scrambling shrub from Madagascar, grown worldwide for its showy red, pink or yellow bracts. It wants bright sun, warmth and a fast-draining mix, and is far more forgiving of water than most succulent spurges.

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

Rocky slopes, granite and gneiss outcrops, and dry bushland, mostly on Madagascar's central highlands and in the south, often in full sun among rocks.

Recorded from sea level to 2000 m, median about 900 m; the weighted climate is dominated by highland sites near 1400 m.

Madagascar

🔒 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.