The invention belongs to the field of health-care tea, and particularly discloses a roselle tea, which comprises dried roselle including camellia and tea grounds, wherein floating objects are fixed at the bottom of the camellia, the tea grounds are wrapped by a tea ground container, a connecting piece is connected between the tea ground container and the floating objects, a through hole is formed in the tea ground container, a filter strain is arranged at the through hole, and the tea ground container contains heavy objects and a gas generator. According to the roselle tea, the tea grounds are always in the tea ground container without scattering in tea water, thus facilitating the drinking of people and having no influence on the attractiveness of tea water; as the tea grounds can also be soaked, nutritional substances in the tea grounds can also enter tea water, thus avoiding waste of tea grounds; at the beginning of soaking, the camellia in the middle of tea water can be fully soaked, and when the tea water is lower than a rope, the camellia floats on the water level, thus bringing great vision attractiveness for tea water.