Sempervivium calcareum, the houseleek, is a succulent perennial plant that is native to the southern Alps. It has a rosette with thick leaves that store water. The leaves are usually green with reddish-purple tips. This plant reproduces with asexual budding and monocarpic sexual reproduction.
Sempervivum calcareum is cultivated as an ornamental garden plant. It is suitable for a well-drained spot in full sun, such as a rockery. The cultivars ‘Extra’ and ‘Guillaume’ have gained the Royal Horticultural Society’s Award of Garden Merit.
- "Sempervivum calcareum". World of Succulents. Retrieved 9 November 2018.
- "RHS Plantfinder - Sempervivum calcareum 'Extra'". Retrieved 9 November 2018.
- "RHS Plantfinder - Sempervivum calcareum 'Guillaume'". Retrieved 9 November 2018.
- "AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 96. Retrieved 9 November 2018.
|This Crassulaceae-related article is a stub. You can help Wikipedia by expanding it.|