A hardy, semi-evergreen, herbaceous perennial. Good ground cover with attractively divided, aromatic foliage, that may take on seasonal colour in autumn. In early to midsummer, this rhizomatous perennial will also produce an abundance of small, pure white flowers. Flowering period May to June. Height 30cm (Approx). Spread 50cm (Approx). Plant requires full sun or shade in well drained soil.