Morphological characteristics: Hairless spiderweed is a perennial herbaceous plant of the genus Paeonia lactiflora. Stems usually clustered, coarse or nearly stout, erect. Leaf blade linear or linear-lanceolate. Corolla violet-blue, yellow-flowered, petal nearly circular, 1.4 to 2 cm in diam., ca. 5 to 7 mm in length, glabrous, seeds oblong, ca. 3 mm. The flowering period in North China and East China is from May to October. It blooms in the early morning and closes at noon. Introduction Origin: The original species of hairless spiderweed was introduced from the wilderness of Changli, Hebei Province, but there is no such distribution in China. The hairless purple dew steppe was produced in North America. Taxonomists thought it might be brought into the wild by foreign missionaries. of. Growth habits: Hairless rhododendrons are cool and humid, and have strong cold resistance. They can be exposed in winter in Changli, Beijing, Chengdu, Nanjing and Shenyang. Like the sun, it is easy to be long and lodging in the shade. Require loose, moist and well-drained soil, afraid of earthworms. Good growth in neutral, alkaline soil conditions. Less pests and diseases. Cultivation and management 1. Planting time: Spring is the best period for the planting and transplanting of shrubless shrubs. Generally, it can be transplanted and colonized with ramets when the young leaves emerge from late March to early April. From April to November, it can be planted for the growing season. Early planting is generally recommended. 2. Selection requirements: According to their characteristics, they should select well-drained gentle slopes and high-lying land, and low-lying land should be planted on sorghum. According to the characteristics of his yang, he must be arranged at the sun or at the sun, but avoid sun exposure. It can tolerate a certain degree of weak light, but it grows under low light for a long period of time, it tends to reduce scapes, and plants grow down, so it should not be planted under tree shade. 3. Maintenance and Management: According to the characteristics of both the water and the scarlet water, the management of the water and the removal of water in the growing period is a good task. In order to ensure that it has a lot of leaves, base fertilizer should be applied before planting. In order to maintain the beauty of the appearance of the plant and extend the flowering period in autumn, it can be used once in the growing season in August and September to promote the growth of new axillary buds. Landscaping and application 1. Indoor potted plants: Hairless shrubs have a long flowering period and colorful flowers. They are suitable for potting and greening the indoor environment. It can also be placed in the corridor, etc., embellishing the surrounding landscape. 2. Application in open field: Hairless shrub has a wide adaptability. It can be used as a flower arrangement in the planning and design of greenery. It can be planted into strips or planted into round, square or other shapes. The center is planted with shrubs, low arbors or other flowers. . It can also be planted in gardens, parks, roads, lakes, hillsides, forests, etc., in strips, rings, or slices, and forms a beautiful landscape with shrubs or hedges.
