1、 Climatic characteristics of Yan'an

The climate of Yan'an belongs to the temperate monsoon climate, which is located in the warm temperate semi humid and drought prone climate area. It is dry and rainy in spring, with changeable climate, strong winds and sand blowing. It is hot and rainy in summer, with a seasonal water drop of 312.3mm. The cooling in autumn is very rapid, the climate is very humid, with cloudy, rainy and foggy weather. There is little rain and snow in winter, and there are many northwest winds. The climate is dry and cold. The annual sunshine in Yan'an City is 2418 hours, the active accumulated temperature ≥ 0 ℃ is 3878.1 ℃, and the annual average frost free period is 162 days

2、 What flowers are suitable for growing in Yan'an

According to the climate of Yan'an, many plants are suitable for breeding in this area. When choosing to plant in the field, you can choose plants that are drought resistant and need more light, such as shandandan, dawangwanhua, Tribulus terrestris, sunflower, sunflower, mountain red, iris, dahlia, lilac, Campanula, hibiscus, clove, brocade, peony, dandelion, carnation, brocade, etc. When choosing potted plants, there are many kinds of flowers to choose from. You can choose some common green plants, such as cactus, rubber tree, Fugui bamboo, fortune tree, loose tail sunflower, Anthurium, plain sailing, dripping Guanyin, mint, aloe, lily, stars in the sky, etc

3、 What are the city flowers and trees in Yan'an

The city flower of Yan'an is the dandelion and the peony. The color of the dandelion is fiery red and implies the revolutionary fire and Yan'an spirit. It is closely related to the hot Yan'an years and the simple Yan'an people. The peony has a long history in Yan'an, and the Wild Peony in Yan'an has a history of 1-2 million years. In addition, the city trees in Yan'an are cypress and apple trees. Cypress is the main local planting tree species with a long planting history. Apple tree is one of the most important economic tree species in Yan'an