The hibiscus, as connoisseurs know, consists of the hibiscus' calyx and external calyx. They are harvested during the time of the fruits and then dried The inner calyx is 3 cm long and up to the middle it is ball-like. Above, there are five tips bending upwards. The external calyx consists of 10 small, slim petals that are strongly "anchored" to the calyx base. After the flowering time, the fleshy and slightly crumbly calyxes take on their typical red colour. The main countries of cultivation of the hibiscus are the Sudan, Egypt, China, Mexico and Thailand. The infusion of the hibiscus blossom can either be drunk pure or in form of a fruit tea blend.