What flowers are suitable for raising in Zhangjiakou
Zhangjiakou, located in the transition zone between the North China Plain and the Inner Mongolia Plateau, has become an ideal growing place for many plants due to its unique climatic characteristics. As the host city for the 2022 Winter Olympics, the garden landscape construction here is even more important. This article will take you to understand Zhangjiakou's unique flower planting advantages and reveal the story behind the city's flower market trees. Zhangjiakou Climate and Plant Growth Characteristics The temperate continental monsoon climate gives Zhangjiakou an average annual temperature of 7-8 ° C and precipitation of about 500 mm. The frost-free period of up to 150 days and the temperature difference between day and night as high as 15 ° C are particularly conducive to the accumulation of sugar, which makes succulent plants look stunning. Extreme low temperatures in winter can reach-20 ℃, requiring plants to have excellent cold resistance characteristics. Special flower planting selects the perennial cold-resistant herb Dahlia as the city flower. It has more than 3000 varieties, and its roots can withstand low temperatures of-10℃. Compositae plants such as calendula and cosmos form a spectacular sea of flowers around Huailai Guanting Reservoir. Planting jade hairpin and day lily in combination can achieve continuous flower viewing from May to October. Ornamental shrubs and trees form green corridors on both sides of the Qingshui River, and its flowering period in July can last for 20 days. Baomingxiang is widely planted in Chongli Winter Olympics Village and has outstanding low temperature resistance to-25 ℃. The spring flower landscape of crabapple and elm-leaf plum is particularly spectacular in Zhangbei Grassland Tianlu. The succulent plant area is located in the Horticultural Market in Qiaoxi District. The Crassulaceae Lycodendron species needs to be moved into the sun room in winter. It is recommended to choose cold-resistant varieties such as Feihuayu and Xishengqiu for cactus plants, combined with a cultivation substrate with a granular soil ratio of 70%. The cultural connotation of the city's flower market tree Dahlia was elected by citizens in 1987. Its flower language,"Good luck", is perfectly consistent with local folk customs. As the king of street trees, Sophora japonica has formed a century-old Sophora japonica landscape belt on Shengli North Road. Its feather-compound leaves have a dust adsorption capacity of 10g/m²/year. Practical suggestions for garden planting It is recommended to carry out compost improvement in spring, and mix sandy soil with 30% leus soil. Petunia planted in May need to pay attention to prevent the late spring cold. In September, top-dressing application of phosphorus and potassium fertilizers to Compositae plants can prolong the flowering period. In winter, the rose should be piled with soil to prevent cold, and the height of soil should be 20cm.
Flower planting in Zhangjiakou fully demonstrates the perfect combination of nature and humanity. From the landscape flower fields outside Dajingmen to the fleshy potted plants on residents 'balconies, this Winter Olympics city is interpreting the results of ecological construction with colorful colors. By selecting suitable cold-resistant varieties and cooperating with scientific maintenance, a unique horticultural landscape can be created on this land.