*rose moss* Check out these 18 Flowering Ground Cover Plants, you'll find some best low growing plants on this list, they're not only easy to grow but looks beautiful too.
Top 10 places to cover paths/walk ways.
Stepable plants, gardening flowers, yard and landscaping, ground cover plants, fast growing ground cover
Creeping Phlox, Red Creeping Thyme, and Mazus for some low-maintenance ground covers that suppress weeds
Blue Veronica Liwanensis, Veronica Liwanensis, Turkish Speedwell - blue flowered groundcover that blooms in spring and has evergreen foliage - High Country Gardens
Soleirolia soleirolii (baby tears/mind your own business) Excellent around stepping stones in shady areas, or even as a lawn. Prefers moist or well drained soil.
Dalmation Bellflower produces beautiful mounds of purple bell-shaped flowers from late spring through summer. Low-growing plant is perfect for adding color in front of other perennials. Grows only tall. Spreads Prefers full sun to partial shade.
Candytuft: Hardy evergreen perennial ground cover for zones - Just planted this by my front steps - Flower Beds and Gardens
10 ground cover ideas for paths and walkways - Front Yard Ideas