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
Goji tea Other commonly blended ingredients include eucommia, chrysanthemum, rehmannia, eleuthero, and liquorice. To prepare the leaf tea, around of dried leaves are infused in a cup of hot water. The leaves may be stir-fried in a dry pan for intensified aroma. For both berry tea and leaf tea, honey—but not sugar— may be added to taste. Goji tea Gugi-cha () or goji tea is a traditional Korean tea made from dried goji berries or leaves. Traditionally, the tea was made with young goji leaves. Today, mature leaves or, more commonly, berries are used. The tea made with berries may be called