Sempervivum Utopian Rock Pine

The 'Utopian Rock Pine Sempervivum' refers to the succulent plant cultivar Sempervivum 'Utopian' (common name: hens and chicks or houseleek). It is a cold-hardy, mat-forming perennial known for its distinctive foliage that changes color with the seasons. The name 'Rock Pine' might also separately refer to the plant Orostachys japonica, another type of succulent often used in similar rock garden settings. 

Foliage: The plant forms dense rosettes of short, fleshy, green leaves. The leaves are tipped with rosy-purple and lined with a fine fringe of hairs (cilia). The colors intensify with plenty of sunlight, turning a distinct violet in winter and coloring up nicely each spring.
Flowers: Mature rosettes (the "hen") produce pink, star-shaped flowers on a short stalk in the summer. The individual rosette dies after flowering (it is monocarpic), but the offsets (the "chicks") ensure the plant colony continues to grow.
Size: Each rosette typically grows 3 to 4 inches tall and spreads 6 to 8 inches wide, forming a wider mat over time through offsets.
Hardiness: It is an incredibly frost-hardy, evergreen succulent that can tolerate extreme temperatures and drought, making it suitable for a wide range of climates. 

Source: AI Overview