Thymus serpyllum 'White Moss'
Common name(s): white moss thyme
Description: a mat-forming cultivar of unknown origin with pale green foliage. Blooms sparse, white flowers in summer that result in a "mossy" carpet of green and white.
Height: to 4 in. Spread: to 1 ft.
Position: full sun and well-draining soil
Uses: ornamental- as a small scale groundcover, to attract pollinators
Winter Hardiness: to 0 F and below
Notes: corolla 2.5-3.5 mm long, scarcely exceeding the calyx; flowers female, sparse