Hibiscus flower preparations are used for hair care. The flowers themselves are edible and are used in salads in the Pacific Islands. The flowers are used to shine shoes in parts of India. It is also a pH indicator. China rose indicator turns acidic solutions to magenta/dark pink and basic solutions to green. It is also used for the worship of Devi and especially the red variety takes an important part in tantra. In Indonesia, these flowers are called kembang sepatu, which literally means shoe flower.