1939, the Japanese army planted no more than 30 Japanese cherry blossoms in Wuda that year, mainly distributed on today's Sakura Avenue. After the victory of the Anti-Japanese War, Wu Da 1946+00 returned to Luojiashan in June; 1March, 947, teachers and students of biology department of Wu Da University observed that there were 28 cherry trees in full bloom on campus, which were evenly distributed between the three archways of the old Zhai She and in front of four gates on both sides (there were 7 trees in front of each gate). So far, the cherry trees planted by the Japanese army have long died of old age. ) 1995, Zhang Chaochen, an alumnus of Wuhan University and a researcher of Hubei Academy of Agricultural Sciences, cultivated cherry blossoms in vitro, which greatly shortened the growth and flowering time of cherry blossoms and quickly gained the favor of the garden department.