Hibiscus, also known as rose mallow, is a plant that belongs to the mallow family. Hibiscus grows on well-drained soils in the sunny areas. This plant is best known by its beautiful flowers. Hibiscus is usually cultivated for ornamental purposes, but it can be also used in human diet, as a cure for various disorders and as a source of natural dyes. There are over 200 species of hibiscus. Hibiscus is known as "shoe flower" in China because people use it to polish their shoes.