Dahlia pinnata Cav., alias Dali flower, tianzhu peony, oriental chrysanthemum, dahlia flower, sweet potato flower, Asteraceae, dahlia genus, perennial herb, with a huge rod-like root, upright stem, multi-branched, 1.5-2 meters tall, stout. Introduced to China in the early 20th century, it is now cultivated in many provinces and regions. According to statistics, the dahlia varieties have exceeded 30,000, is one of the most flower varieties in the world, dahlia flower color flower shape is famous, colorful, is one of the world's famous flowers. Native to Mexico, the dahlia is the national flower of Mexico, the city flower of Seattle, the provincial flower of Jilin Province, the city flower of Zhangjiakou City, Gansu Wuwei City and Inner Mongolia in Hebei Province, and its flower language is: Rich and Noble Longevity Daji Dali.
Growing environment:
Dahlia flowers like half shade, too strong sunlight affects flowering, light time is generally 10 to 12 hours, when cultivating seedlings, avoid direct sunlight. The flowers bloom in late September as largest, most colorful and most abundant, but they are not frost tolerant, and the stems and leaves wither immediately after frost. During the growth period, the temperature requirements are not strict, and it can grow at 8 to 35 °C, and 15 to 25 °C is appropriate. It is suitable for cultivation in fertile sandy soil with loose soil and good drainage, and is not drought tolerant and waterlogging resistant.
longevity
Hydroponic aquaculture:
Shallow water maintenance Oblique pruning daily water change, flowering period: about a week
auspicious
The reason why Dahlia is called one of the world's famous flowers is mainly because of its long flowering period, large flower diameter and many flowers. The planting difficulty is small, the effect of slice planting is good, and the average family can plant.