What are the types of traditional quadrangles?

(1) quadrangles in the north. Often dominated by evergreen conifers and deciduous shrubs, there are more symmetrical layouts and fewer pools or waterscapes.

② Lingnan quadrangle in the south. Due to the influence of superior geographical environment, natural climate and local culture, there are many kinds of flowers and trees in the hospital, mainly evergreen and ornamental plants. Because there are flowers to enjoy all year round, coupled with the natural layout and water features, it has the characteristics of the southern quadrangle.

(3) Jiangnan Courtyard in the lower reaches of the Yangtze River. Because of the mild climate, abundant water and fertile soil, it is suitable for the growth of flowers and trees, and the economy is developed. There are many kinds of flowers and trees in the courtyard, and the combination of trees, shrubs, grass, vines and vines makes the flowers, fruits and leaves full of color and fragrance. In addition, there are many bamboos, many waters and strange stones in the south of the Yangtze River, and the layout is natural and simple, creating a poetic and picturesque courtyard feature in the south of the Yangtze River.

④ Siheyuan in western Sichuan is located in the west of Sichuan Basin. The climate here is humid, the soil is fertile, the plants are lush and the varieties are rich. The style of "Wen, Xiu, Qing and Ya" is highlighted. The courtyard is dominated by evergreen broad-leaved trees, with water features, few rocks and many bamboo bushes, but the layout is natural and the colors are simple and elegant. The above-mentioned traditional old courtyards are all located in the green space and water surface surrounded by buildings (including houses, walls, gates, etc.). ) and is usually closed.