6x Lesser periwinkle Vinca minor blue - Hardy plantSuper ground cover! The Lesser periwinkle (Vinca minor) has shoots that spread underground. The evergreen garden plant creates a flowing carpet over the ground! In the early spring, bright blue flowers also appear. You can plant this perennial all year round. The flowers bloom in the spring. For full effect, plant nine plants per linear metre. Put the Vinca in partial sun. Give it extra water during dry periods.