(Carthusian pink). An ideal statement plant for a gravel or rock garden, well drained sunny border or for naturalisitic style perennial plantings. Clumps of spiky green foliage with a bluish tinge, and then from spring until late summer a succession of slender, upright stems appear, each one topped with a cluster of bright pink scented flowers. 40-60cm high x 20-30cm wide. 9cm pot.