theliriope muscari "emerald goddess" is a perennial evergreen plant with narrow leaves and arches of dark green color. from mid-June to early September produces flowers harvested in pink-washed ears. as exposure behaves well both in full sun or in full shade. has fast growth with good tolerance to cold and drought. It spreads through moulds, which makes it a valid choice for soil coverage or an easy maintenance edge option. the emerald goddess can be easily confused with other varieties of lyriope for their appearance. differs due to its good resistance to common fungal and bacterial pathogens, it has a more intense flowering, uniform in height and duration than other varieties of liriope. also remains more upright during the winter months.