Lysimachia japonica minutissima
Low-growing, creeping groundcover perfect for using around rocks, stepping stones, and accenting other plants. Dainty yellow, starry flowers bloom early summer. Grows flat to the ground to create a dense, lush, weed-barring carpet. Tolerates limited foot traffic. Also effective in water gardens.
Part shade. Height 1-2″. Flourishes in moist, shady areas. Deer and rabbit tolerant. Zones 4-8.