Sedum kamtschaticum ‘Sweet and Sour’ (formerly S. selskianum) – is a beautiful variegated form of Stonecrop with serrated tongue-like leaves that emerge nearly frosty white infused with light green. The central vein is a darker green. Eventually the white ages to bright green. Clusters of starry bright yellow flowers in mid to late summer set atop the beautiful foil of leaves. Site in sun planted in well-drained soil or gravelly conditions. Cutting grown.