Description
Medium-sized, upright, bushy evergreen perennial with partially woody stems (H 60-90 cm, W 50-70 cm). Stems 4-sided (quadrangular) in cross-section,softly hairy, highly branched. Leaves elongate ovate to broadly ovate (7-12 cm), rough, light grey to dark grey-green. Flowers in upright spikes, two-lipped (0,8-1 cm), light blue to light violet-blue. Flowering period: June-August. Attracts butterflies and bees. Easily withstands heat and drought, needs well-drained, partly sandy soils and plenty of sun.