Sempervivum vaccarii

An Italian houseleek, generally treated as a natural hybrid from the western Alps. Grow it like other alpine Sempervivum: outdoors in full sun in a gritty mix, with a cold winter and sharp drainage.

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

Alpine Sempervivum grow in rock crevices, screes and thin soil on sunny slopes. Little specific habitat information is available for this taxon.

No elevation records; Sempervivum of the Italian Alps mostly grow at roughly 1,500–2,500 m, far above the 269 m measured site.

Italy

🔒 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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More Sempervivum

Sempervivum tectorum Sempervivum ciliosum Sempervivum calcareum Sempervivum arachnoideum Sempervivum marmoreum Sempervivum pittonii Sempervivum altum Sempervivum macedonicum Sempervivum alatum Sempervivum annae Sempervivum armenum Sempervivum artvinense All 65 →

Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.