It was not until the 9th century that the first tea plants were grown, and not until 122 that they were planted in the province of Uji, which is now famed for producing the best green teas in Japan. Later the great Zen priest, Sen-no Rikyu (1522-1591) classified the link between tea, Buddhism and the different schools of tea, creating in this way to the most complete form of Cha No Yu.