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 for a 600-gram package during the 1990s. It undergoes less fermentation than most oolongs. A 40-minute roasting over charcoal contributes to its flavor, which also has "nutty, caramel, and chestnut" elements. Pouchong oolong, also called light oolong, is a lightly oxidized tea, twist shape, with floral notes, and usually not roasted, somewhere between green tea and what is usually considered oolong tea (), though often classified with the latter due to its lack of the sharper green tea flavours. "Pouchong" refers to its paper wrapping. White Tip Oolong is very fruity in taste and got the name "Oriental Beauty" from