Liriope muscari 'Royal Purple'. Easily grown in average, medium, well-drained soils in full sun to part shade. Prefers moist, fertile soils in part shade. Tolerates wide range of light and soil conditions. Also tolerates heat, humidity and drought. Foliage is evergreen, but can turn brown considerably in cold winters. Not reliably winter hardy throughout USDA Zone 5 where it may best be grown in sheltered locations.