Cobweb Houseleek (Sempervivum arachnoideum) is a low-growing, evergreen, perennial succulent, forming a mat of fleshy rosettes up to 1.2 inch (3 cm) in diameter.
Description: Cobweb Houseleek (Sempervivum arachnoideum) is a low-growing, evergreen, perennial succulent, forming a mat of fleshy rosettes up to 1.2 inch (3 cm) in diameter.