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Sempervivum
'Poem'
A large, colourful cultivar raised by Ottomar Cmiral in the Czech Republic and introduced in 1982.
7th November 2009
21st March 2009
References:
Smith, Alan C. - Sempervivum and Jovibarbas , revised ed. 1980
Furness, Steve - Sempervivum, a gardeners guide, Alpine Garden Society, 2023
Wills, Howard and Sally - Sempervivum and Jovibarba, 2004
International Sempervivum Forum, https://sempervivum.aforumfree.com/.
Diehm, Horst - sempervivumpage.de, 2001, autotranslated, no longer available online.
Sempervivum List online, https://www.sempervivum-liste.de/de/sempervivum/poem, accessed 03.07.2025.
AGS Encyclopedia online, http://encyclopaedia.alpinegardensociety.net/plants/Sempervivum/CULTIVARS , accessed 04.07.2025.
Martin Miklanek, List of Sempervivum and Jovibarba cultivars, https://miklanek.tripod.com/MCS/cvA-E.html , accessed 04.07.2025.
Sempervivum Garden, https://sempervivumgarten.de , accessed 04.07.2025.
Plants of the World online, https://powo.science.kew.org/taxon/540689-1 , accessed 04.07.2025.