Dahlia is a perennial herbaceous plant. The following is a detailed introduction to it: 1. Basic information
Other names: Dali Flower, Dali Chrysanthemum, Tianzhu Peony, Oriental Chrysanthemum, Sweet Potato Flower, Passionflower, Western Chrysanthemum, Sweet Potato Flower.
Category: Asteraceae plants of the genus Dahlia.
Origin: Mexico, later introduced to Europe and Asia. 2、 Morphological features
Stem: upright, multi branched, 1-5 meters high, thick and robust.
Leaves: opposite, feather shaped compound leaves.
Flower: A head shaped inflorescence with numerous yellow tubular flowers in the center and long curled tongue shaped flowers at the edges. It is rich in color, including red, yellow, orange, purple, white, and a thousand petal flower with red stripes embedded in the white petals. The flower has a large diameter, numerous flowers, a dignified and elegant shape, and blooms brightly and splendidly.
Root: It has a thick, hammer shaped fleshy root that stores a large amount of nutrients and can reproduce asexually. 3、 Growth habits
Temperature: prefers a dry, cool, sunny, and well ventilated environment, not cold resistant, avoid extreme heat, and can grow under conditions of 5 ° C to 35 ° C. Low temperature dormancy period.
Soil: prefers loose, fertile, and well drained soil.
Flowering period: The flowering period is long, from autumn to spring, with continuous flowering. Each flower can last for one month, and the flowering period lasts for six months. In southern China, it is open from May to November in spring. 4、 Cultural symbolism
In Mexico, the Dahlia is regarded as a symbol of generosity and wealth, and is revered as the national flower.
In China, dahlia is regarded as an auspicious flower, symbolizing reunion and wealth, and is also known as the "flower of the sun" because its color and shape are similar to the sun.
In many cultures, dahlias are regarded as symbols of auspiciousness, prosperity, and abundance. 5、 Practical value
Viewing: Dahlia flowers are large, colorful, and have a long flowering period, suitable for courtyard, balcony potted plants, and ground cultivation, giving people a sense of elegance and luxury.
Other: Dahlia also has certain economic value, such as being used for cut flowers.
Dahlia is a perennial herbaceous plant with both ornamental and economic value, and its unique morphological features and rich cultural connotations make it popular among people.