Western Colorado Botanical Gardens, 27 February 2007.
I didn't deadhead this plant last year and am blessed with many seedlings: This is a fall germinator and seedlings are perfectly cold hardy to -15F
Growing at the Denver Botanical Garden
Denver Botanic Gardens 04/09/2009.
Germinated at room temperature without pretreatment.
Photo courtesy and copyright of Cok Grootscholten of Succulent Nursery, Holland, a nursery and formidable private succulent collection. http://public.fotki.com/Grootscholten/plant-collections/