When the President of Cambodia Xihanuke and his wife, Princess Monike visited Chengde City on May 29 in 1983, they appreciated very much the flower of Thorn Rose. Hence according to public opinion on March 1st, 1984, the municipal government decided to make the Thorn Rose as the flower of Chengde city.
The thorn rose is the deciduous leaf bush, and it belongs to the rose family in rose genus. It has cold-resistant character, and it is able to resist drought. It likes sunshine and has a longer blossoming period than that of the other common rose, and it is easy to cultivate. Also it is easy to manage and grow vigorously, and the flower is gorgeous. Therefore it fits to be grown in Chengde City. On the other hand, the thorn rose still possesses very high economic value. Its bud, petal and root can be used as medicine. It still has the effect of clearing cold away, detoxifying, stopping bleeding, getting datumescence, decreasing etc. you can make sweet rose syrup, pickle and salt thorn rose. A fragrant tea can be made from the thorn rose, which is a kind of high-quality drink for the guests.
City Tree of Chengde
On March 27, 1988, Japanese pagoda tree was decided as the city tree of Chengde by the government of Chengde City on the basis of the public opinion from the voters and gardening experts.
The pagoda tree is one of the common trees in the North China, and it belongs to deciduous leaf arbors in bean family. It adapts to the cold and dry climate. And when it is young, it likes to be in the shade, it likes sunshine after it gets mature. And it can grow normally in the various types of soil, and is very easily planted. Its trunk holds straightly, its branch is thick, the crown of the tree forms pearl shape like a big cover, or it is egg-shaped. Planting country pagoda tree in the city area is very suitable since its genuine characteristics of resisting harmful gas such as hydrogen chloride, smoke and dirt etc. are quite strong. Since it is able to decrease the air pollution and improve the quality of the environment, it gets people's deep love. That its characteristics of having deep root being able to resist wind-force and growing quickly is very suitable to windy Chengde City.