(18 Plant Flat-3.5" Pots) Liriope Muscari 'Royal Purple' Monkey Grass/lilyturf Deep Green Foliage with Deep Purple Flowers, Clumping. Liriope muscari 'Royal Purple, shipped in 18 count flat of 3.5" pots Deep green foliage with deep purple flowers, clumping. Shade, Partial shade to Full Sun. Drought Tolerant. Hardy in zones 5-10, 20" tall and 24" wide fully grown Evergreen