Sempervivum Arachinoideum ‘alpha’

Arachinoideum is a small progenitor specie with cobweb. Arachne is the name of woman turned into a spider by Athene in Greece mythology.
 
Sempervivums are toughest plants within the world of succulents especially for winter. They are extremely hardy (-15°C) torelaye for most UK gardens. Avoid too humid conditions in summer time (above 25°C) for their healthy growth.