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How to Grow Sempervivum

Sempervivum
Sempervivum, commonly called houseleek

Sempervivum is a genus of thick, mat-forming evergreen succulents that bear rosettes of thick, pointed leaves sometimes covered with white hairs and flat, branching terminal panicle-like cymes of star-shaped white yellow, red, or purple flowers borne on upright stems.

Sempervivum bloom in summer. The rosettes die after flowering, but are replaced by new, offset rosettes borne on lateral runners

Sempervivum are popularly called houseleeks. Some sempervivums are small, less than ½-inch wide; others grow to 12 inches wide. Sempervivum are popular additions to rock gardens.

Sempervivum is a genus of about 40 species. Most are perennials. Sempervivum is native to the mountains of Europe and Asia.

Get to Know Sempervivum

  • Plant type: Succulent in the Crassula Family
  • Hardiness temperature: 25℉ (-3.9℃)
  • Shape and size:Rosettes of thick, pointed leaves sometimes covered with white hairs
  • Flowers: Flat, branching terminal panicle-like cymes of star-shaped white yellow, red, or purple flowers borne on upright stems
  • Bloom time: Summer
  • Common name: Hens and chicks, houseleek
  • Genus name: Sempervivum
  • Family name: Crassulaceae
  • Origin: Mountains of Europe and Asia
Sempervivum tectorum
Sempervivum tectorum

Planting Sempervivum

  • Sempervivum can be grown in equal parts soil-based potting mix and grit.
  • Sempervivum will grow outdoos in poor to moderately fertile soil that is well drained; add grit to the oil.
  • Grow Sempervivum in bright light, full sun to partial sunlight outdoors.

How to Water and Feed Sempervivum

  • Give Sempervivium regular, light water. Avoid getting the leaves wet.
  • Softly bristled species resent winter moisture.
  • Feed Sempervivum with a cactus-succulent fertilizer during the growing season.

Sempervivum Care

  • In long dry periods, the outer leaves of the rosettes dry up and and protect the inside of the plants.
  • Propagate Sempervivum by seed in spring.
  • Root offsets in sprng or early summer.

Sempervivum Species to Grow

  • Sempervivum arachnoideum (cobweb houseleek). Mat-forming rosettes of gray green, hairy leaves laced together with silver webs; reddish-pink flowers on leafy stems.
  • S. tectorum (hen and chicks). Rosettes of gray-green bristle-pointed leaves sometimes with purplish tips.

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