With Oolong the fresh tea leaves are fermented only briefly and dried then. In color and flavor the Oolong is in between green and black tea. It is characterised characterised by a soft, flowery cup. Oolong tea has less caffeine than black tea and is therefore also a good drink for the evening.

Almost every day there lies a light vapor over the island Formosa (today Taiwan). The climate is very damp with temperatures around 28 degrees in summer and not under 13 degrees in winter. In ideal climate to cultivate tea.