A trailing evergreen perennial with striking variegated golden foliage and violet45blue periwinkle flowers flowering over a long period from late spring through to late summer vinca minor 39illumination39 is a fantastic low45maintenance addition to the garden and provides all45year45round interest grow lesser periwinkle as ground cover on sunny steep banks or beneath trees and shrubs where it tolerates even heavy shade and brightens the darkest corner it also makes a fant