American maple and other imported trees and flowers have been planted in Xueshi Park, Yongjin Square and other areas around West Lake.
Red-leaf American maple is introduced to Hanghzou for the first time and local landscape workers said it is the only type of colorful trees suitable for roadside planting in the city.
They said maple trees change color according to the season. They are pink in spring, green in summer, and turn to red, yellow or orange in autumn, depending on the temperature and humidity.
Source: Hangzhou International Center