Mossy Saxifraga. Cup-shaped purple flowers on thin stems in May-June. Height 15 cm. Suitable for planting in cracks or as a groundcover in front of an alpine border. Plant in moist, well-drained soil.
House leek Rockery. Purple-red rosettes with purple-green tips. Pale purple flowers from June-July. Height 15 cm. Plant in a sunny position, free-draining soil.
