Description
Low, clump-forming, densely growing evergreen perennial (H 20-30 cm, W up to 30 cm). Leaves lanceolate (up to 20 cm), narrow, vivid green. Flowers tiny, numerous, in upright spikes, blue to blue-violet. Flowering period: July-October. Needs always moist soils, susceptible to winter drought and wind. Otherwise a healthy and long-lived ground-covering perennial.