Sempervivum arachnoideum (Cobweb Houseleek) is a succulent plant that forms a mat of compact rosettes of green leaves, usually with brown …
Browsing: Zone 6b
These succulents are rated USDA Hardiness Zone 6b. They can tolerate cold down from -5 to 0 °F (-20.6 to -17.8 °C).
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