Ecological gardening is to inherit and develop the experience of traditional gardens, follow the principles of ecology, build a multi-level, multi-structure, multi-functional, scientific plant community, establish a new order of human, animal, and plant connections, and achieve ecological beauty and scientific beauty , Cultural beauty and artistic beauty. The application of systematic engineering to develop gardens enables the simultaneous development of ecological, social and economic benefits, realizes a virtuous circle, and creates a clean, beautiful and civilized ecological environment for mankind.

Ecological gardens are not the accumulation of green plants. It is not a simple return to simplicity, but the artistic configuration of each ecological community on the basis of aesthetics. It is a further development and improvement of garden art. In the plant landscape configuration, the four basic principles of unity, harmony, balance and rhythm should be followed. The principles indicate the artistic essentials of plant configuration. In plant landscape design, the tree shape, color, line, texture, and proportion of plants must have certain differences and changes to show diversity, but they must maintain a certain similarity between them to cause a sense of unity. At the same time, pay attention to the plants. The interrelation and cooperation of the two embody the principle of reconciliation, and make people have a soft, calm, comfortable and pleasant beauty. When arranging plants of different sizes and textures, follow the principle of balance to make the landscape stable and harmonious, such as on both sides of a winding garden road. If a tall cedar tree is planted on the right side of the road, the adjacent left must be Plant a large number, a small individual plant size, into a subordinate flowering shrubs, in order to balance. Regular changes in the configuration will produce a sense of rhythm, such as the configuration of peach trees and willows on the Baidi in Hangzhou, visitors will not feel monotonous when traveling along the dike, but will have a sense of rhythm.