If you want to add a touch of grey to your rockery this is a good choice. The pale yellow flowers have darker yellow centres and appear from Spring. Height 20 cm. Spread 40 cm.
Huge flat clusters of pure white flowers with pink centres from May to October. Attracts butterflies and bees. Great for edging a path or border. Height 30cm. Spread 45cm.
Mounds of foliage topped with clusters of soft pale pink flowers with dark pink centres from May to October. Large flowers & long flowering. Attracts bees and butterflies. Height 30cm. Spread 45cm.
Aromatic grey-green foliage. Dark lavender-blue flowers come in flushes from early Summer. Will continue to Autumn once deadheaded. Height 60cm. Spread 80cm. Drought tolerant.