10 street trees commonly used in Kunming

1. Betula alnoides, an evergreen tree of Zingiberaceae. Originated in Australia, it has been cultivated in China for nearly a hundred years. Betula platyphylla is one of the world-famous street tree species, with straight trunk end, neat conical crown, rapid growth and few pests and diseases. Introduced to Guangdong, Guangxi, Fujian, Taiwan Province, Yunnan, Guizhou and other regions in China, Kunming is the most widely cultivated and grows best, and it is the most important street tree species in our city. However, honeysuckle trees are short-lived, and generally trees that have been 30 to 40 years old will age. After aging, the crown will be uneven, and the young branches will wither due to serious injuries and freezing, which will affect the ornamental. The trunk is too high and the root system is too shallow (caused by too high groundwater level), which is easy to cause wind collapse. Aging plants should be replaced in time.

2. Platanus acerifolia, commonly known as Platanus acerifolia, is a deciduous tree, which is the most important urban street tree species in China and one of the main street trees in our city. Platanus acerifolia is easy to breed, resistant to pruning, adaptable, with large crown and shade, and is widely used. Disadvantages are that there are many diseases and insect pests, autumn leaves wither earlier in Kunming area, and the defoliation period is irregular.

3. Wutong, commonly known as Wutong and Paulownia, is a deciduous tree of Phoenix family. Baoshan Street and other streets in our city are cultivated, but the growth is poor, the crown is small, and it is not resistant to pruning.

4. Ginkgo biloba, also known as ginkgo tree and Gongsun tree, a deciduous tree of Ginkgo family, is a pre-Carboniferous relic of China's specialty and is known as a "living fossil". Ginkgo tree is a famous street tree and landscape tree, with straight trunk, long life and golden autumn leaves. Widely introduced and cultivated in various countries in the world, our city is cultivated on Huguo Road, which grows well and has few pests and diseases. Ginkgo fruit is edible and medicinal, and its leaves also have great medicinal value, which can be developed and utilized.

5. Acer, a deciduous tree of Aceraceae, is a famous landscape tree, and its autumn leaves turn yellow or red in winter, which is very beautiful. Shisan Street in Kunming was once cultivated as a street tree, with poor growth and many pests.

6. Magnolia grandiflora, also known as Magnolia grandiflora and Magnolia grandiflora, is an evergreen tree of Magnoliaceae, native to North America. As a famous landscape tree, it can also be used as a street tree. Since 1980s, street trees have been widely used in street greening in our city, and they are growing well. Magnolia grandiflora has strong adaptability, less pests and diseases, anti-pollution and strong ability to absorb harmful gases, which is suitable for introduction and cultivation in cities and industrial and mining environments.

7. Cinnamomum camphora, also known as Cinnamomum camphora, is an evergreen tree of Lauraceae, native to southern China, and widely used as street trees and landscape trees. Strong anti-pollution and pest resistance. Wood materials are excellent, and camphor and camphor oil can be extracted from roots, branches, leaves and fruits.

8. Cinnamomum camphora, also known as Cinnamomum camphora, is an evergreen tree of Lauraceae. Native to South China and Southeast Asia, it is often used as street trees and landscape trees, and is also one of the precious timber and special economic trees. Strong anti-pollution and pest resistance. In recent years, big seedlings introduced from Hunan, such as Chuanjin Road in our city, are growing well as street trees.

9. Tenjikukatsura, an evergreen tree of Lauraceae. Some provinces in southern China are often used as street trees and landscape trees. In recent years, our city has also introduced them from Guangxi as street trees.

10. Luan tree is a deciduous tree of Sapindaceae, which is a native tree species in Kunming. Every June, a large yellow panicle blooms at the top of the tree crown, and then gradually turns into a beautiful red fruit, which can remain defoliated until165438+1October. Since the 1980s, it has been cultivated by Kunming Institute of Landscape Science and gradually extended to urban streets (Panlong River Bank near Dongfeng Square), which has been welcomed by the public.

1 1. Ligustrum lucidum, also known as Ligustrum lucidum and Bai La, is an evergreen tree of Meliaceae. Ligustrum lucidum is often used as a street tree or garden for single planting and cluster planting. Easy reproduction, pruning resistance and strong anti-pollution ability. In the fifties and sixties, Jinbi Road in our city used it as a street tree, and now it is also used as a street tree in some newly built residential roads.

12. Pinus yunnanensis, a deciduous tree of Ulmaceae, is a native tree species in our province. Yunnan Park has high trees, broad crowns and shady trees, which are suitable for solitary planting in the park and can also be used as roadside trees for roads and rivers in the suburbs. Xiba Road and Daguan River in our city are cultivated and grow well.

13. Cherry plum is a deciduous tree of Rosaceae and a famous flower with high ornamental value. It is often used for garden viewing, but also for street trees. It is cultivated in Beijing Road and Yuantong Street in our city. At the beginning of March every year, ten thousand people in Tongyuan enjoy cherry blossoms, except for a large number of drooping begonia, mainly Yunnan cherry blossoms. Vulnerable to pests and diseases, especially in cultivation management.

14. Cherry plum, also known as Xiaoyangchun and Haitang, is a deciduous tree of Rosaceae. Originated in Yunnan, the flowering period is11~ 65438+February, which is the season with few flowers in Kunming. The tender leaves after flowering are also dark red and very beautiful. It is often used as a garden ornamental single plant or a group plant, and also as a street tree. It is cultivated in Dianchi Road, Kunming.

15. Cercis yunnanensis, also known as Cercis yunnanensis, is a small deciduous tree of Oleaceae. Originated in Yunnan-Guizhou Plateau, it is common in arid limestone mountainous areas, with large leaves and heart-shaped. Flowers first, leaves later, and new buds appear in pink from February to April every year. It is used for garden viewing and street trees. It is cultivated in Donghua District of our city.

16. Camptotheca acuminata, a deciduous tree of Arnebiaceae, is native to southern China. Tall trees with straight trunks are often used as shade trees and street trees. Our city used to farm in Yongdao Street, and now there are sporadic remnants.

17. Sophora japonica, also known as Sophora japonica and Sophora japonica, is a deciduous tree of Butterfly Family. Native to the north and south of China, it is widely cultivated and often used as street trees and shade trees. In recent years, the city has introduced street trees in Qianju Street and other places, which are growing well.

18. Robinia pseudoacacia, also known as Robinia pseudoacacia, is a deciduous tree of Butterfly Flower Family. Native to North America, it is widely cultivated in the north and south of China, and is often used as a landscaping tree and a street tree. At present, there are still some remnants in the old streets of our city.

19. Erythrina, also known as Ying Ge flower, is a deciduous tree of Butterfly Flower Family. Originally from Ryukyu, Japan, it has been cultivated in our province, Guangdong, Fujian and Taiwan Province. The leaves are very big, and orange flowers bloom from July to September every year, which is very beautiful. It is usually used for garden viewing or street tree cultivation. In recent years, many streets in our city have introduced seedlings from Sichuan, which grow well, but are vulnerable to freezing injury.

20. Cryptomeria fortunei, also known as Malachite, is an evergreen tree of Taxodiaceae, with a height of 40 meters and a DBH of 3 meters. There are many ancient trees with DBH over 1 m and age over 300 years in the provinces south of the Yangtze River Basin, Zhumiao and other places in our city. Cryptomeria fortunei is one of the beautiful ornamental tree species, which is suitable for garden group planting, single planting and row planting, and is often used as a street tree. Both Cheng Chun Road and Yun Chuan Road in our city are cultivated, with strong anti-pollution ability and strong adaptability.

2 1. Ficus, also known as Ficus, is an evergreen tree of Moraceae. The crown of the tree is broad, and the branches are covered with air roots, which hang down to the ground and take root in the soil, forming another trunk, which is very spectacular. Originated in Guangdong, Guangxi, Fujian and our province. It is often used as a shade tree and also as a street tree. In recent years, our city has introduced large seedlings from other provinces and planted many streets, which grow rapidly, but it is vulnerable to heavy frost and is not suitable for suburban roads.

22. Huanghuai Huang Huai, also known as Sophora japonica and Sophora japonica, is a small evergreen tree in Leguminosae. Native to West India, it has been introduced and cultivated in Guangdong, Guangxi, Fujian, Taiwan Province and Yunnan in southern China, and is often used as street trees or garden ornamental trees. From September to 65438+February, golden flowers are in full bloom and the corolla is big and beautiful. The pods are flat and flat, and it is not easy to bear fruit in Kunming. In recent years, Kunming has introduced a large number of street trees from outside the province, but it is vulnerable to heavy frost and suburban roads are not suitable for planting.

There are about 400 species of cassia, also known as salamander, which are widely cultivated, pure yellow in color and cylindrical in pod.

23. Michelia globosa is an evergreen tree of Michelia in Magnoliaceae. The trunk is straight and fragrant in summer, which is an excellent street tree selected from wild native tree species in our province in recent years and can also be used as a landscape tree. It has been planted in the streets of Kunming, and it remains to be seen whether it can adapt to the urban street environment.

24. Populus yunnanensis, a deciduous tree of Salicaceae, is native to our province and widely cultivated. It is often used as a street tree for suburban roads and as a shade tree for courtyards. Autumn leaves turn yellow and have high ornamental value.

25. weeping willow, also known as willow, is a deciduous tree of willow family, which is widely cultivated in the north and south of China. It is often cultivated as a street tree and a revetment tree on both sides of roads and riverbanks in the suburbs of Kunming.

26. Paulownia, also known as Paulownia, is a deciduous tree of Scrophulariaceae, native to western Sichuan and Mengzi, Yunnan. Flowering from March to April, the panicle is terminal and purple, and it is very gorgeous when it is in full bloom. Some streets in our city have been cultivated as street trees or shade trees.

27. Eucalyptus globulus, also known as Eucalyptus, Grifola frondosa, Tsaoko and Myrtaceae evergreen trees, is native to Australia. The barren hills and their surrounding areas in our province are the main greening trees and one of the main roadside trees in suburban roads. It grows fast and the tree is straight. Eucalyptus oil can be extracted from leaves and used for industrial and medical purposes.

28. Eucalyptus globulus is an evergreen tree of Myrtaceae, which is native to Australia. The trunk is straight and not twisted. Often used as a street tree.

29. Eucalyptus camaldulensis, an evergreen tree of Myrtaceae, is native to Australia. Dry and tall, it is often cultivated as street trees and landscaping trees, and a small amount of cultivation can be seen in Kunming.

30. Acacia variety Elaeagnus mollis, also known as Acacia variety. Elaeagnus mollis, often called Christmas tree by mistake, is an evergreen tree of hematoxylin family, native to Australia. Our province has widely introduced barren hills for afforestation and greening the surrounding areas. Strong germination and rapid growth are often used to build firewood forests. Yellow flowers bloom in February-March every year, which are extremely prosperous and often cultivated as street trees.

3 1. dealbata, a variety of acacia decumbens, also known as Christmas tree, is similar in shape and use to black wattle, but it blooms earlier. From February 65438 to February of the following year, it has bright colors and strong cold resistance, and its trunk is not as straight as black wattle.

32. Cupressus dulcis, also known as Cupressus yunnanensis, an evergreen tree of Cupressaceae, is a native tree species. One of the main tree species in suburban roads, embankments and surrounding areas, such as dried cedars planted on both sides of Jinzhi River 100 years old.