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Species library › Sempervivum › Sempervivum ruthenicum
Succulents Well documented

Sempervivum ruthenicum

A lowland houseleek of the Pontic steppe, from Ukraine and southern Russia into the eastern Balkans, growing on sunny sandy and rocky ground. It is fully frost-hardy and does best outdoors in full sun with sharp drainage and a real cold winter.

Sempervivum ruthenicum
Photo: Mr.Rosewater, CC BY-SA 3.0, via Wikimedia Commons
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

Sandy pine-forest clearings, steppe slopes, chalk and granite outcrops, in full sun and poor dry soil.

Mostly lowland, about 90–370 m at the measured sites.

UkraineRussia (Central and South European)BelarusRomaniaBulgariaGreeceWestern BalkansCrimea

🔒 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 3.0 licence, unmodified.