Dim sum various mixtures of flowers with green tea, black tea or oolong tea. Flowers used include jasmine, gardenia, magnolia, grapefruit flower, sweet-scented osmanthus and rose. There are strict rules about the proportion of flowers to tea. Jasmine tea is the most popular type of scented tea, and is often the most popular type of tea served at yum cha establishments. The above teas are produced in most of China. Chinese tea bushes ("Camellia sinensis") are cultivated in the mountain areas of tropical and subtropical regions or wherever there is a proper climate, sufficient humidity, adequate sunshine and fertile soil. Chinese tea
Taiwanese tea established to promote Taiwanese tea in 1903, conducts research and experimentation. Major tea growing areas: As Taiwan is lucky to have great environment for tea growing, and with the developing of tea technology, Taiwan has produced many top quality teas, all can be called as “Formosa Tea”. The best known ones including "Formosa Dongding oolong", "Formosa Alishan Oolong", "Formosa Wenshan Pouchong","Formosa Oriental Beauty", "Formosa Shanlinxi Oolong", "Formosa Jade Oolong" and more. According to the 1997 version of the Joy of Cooking, Taiwanese oolongs are considered to be some of the finest by some tea connoisseurs. The US cooks Julee Rosso