Salvia officinalis ‘Purpurascens’
Purple Sage. An erect, hairy, evergreen perennial which has oblong-ovate, entire, red-purple, woolly, aromatic leaves. From midsummer to early autumn lilac-blue flowers are borne.
Grow in light, moderately fertile, humus-rich, moist but well-drained soil in full sun or light dappled shade. It will reach a height of up to 80cm and a spread of 1m.