Magnolia blooms in March and ripens in June and July. The flowers are big and fragrant, and the first leaf has opened. The flowering period is about 10 days.
Magnolia is native to the Yangtze River basin, and now it is cultivated in Beijing and south of the Yellow River basin. There are still wild plants in Lushan, Huangshan and Emei Mountain, which were planted in front of pavilions, platforms, buildings and pavilions in ancient times. Now it is more common in gardens, factories and mines, solitary planting, scattered planting, or roadside trees on both sides of the road. There are also potted plants with heaps of scenery in the north.
Basic information of Mulan Mulan is also known as Mulan, Yushu, Wangchun, Yingchunhua and Yutangchun. Subgenus Magnoliaceae, deciduous trees, 2? 5 meters or up to 15 meters high. The flowers are white, big and fragrant, the first leaves are open, and the flowering period is about 10 days. The famous trees in China are important ornamental trees in early spring in the north. Shanghai flower. China has a cultivation history of about 2,500 years and is a precious ornamental tree species in gardens. Distributed in central and southwest China, introduced and cultivated all over the world. It is usually propagated by sowing and grafting. I like warm, sunny, humid and well-drained places, and require fertile soil and no water accumulation. Strong cold tolerance, can safely overwinter at -20℃. Grow well in a better environment in Beijing. Transplanting should be done more than ten days before germination, or before leaf spreading after flowering. Seeding seedlings usually takes about 5 years to blossom. Magnolia grandiflora in Er Qiao is also very common in the north. The petals are lavender outside and white inside.
Magnolia is the city flower of Hefei, Dongguan, Baoding, Chaozhou and Lianyungang.
Magnolia is the school flower of China University of Political Science and Law and Southwest University.
Magnolia distribution area Magnolia grandiflora is one of the unique precious garden flowers and trees in China, which is native to the Yangtze River valley and still wild in Lushan, Huangshan and Emei Mountain.
Magnolia is native to the central province of China, and is now cultivated in Beijing and south of the Yellow River Basin. In ancient times, it was planted in front of pavilions. Now it is more common in gardens, factories and mines, solitary planting, scattered planting, or roadside trees on both sides of the road. There are also potted plants with heaps of scenery in the north.
Morphological characteristics of deciduous trees of Magnolia grandiflora. Winter buds are densely covered with gray-green long hair. Leaves alternate. Flowers and leaves are open, erect, bell-shaped, fragrant, blue-white and sometimes reddish at the base. Aggregate fruit, the seed is heart-shaped, black. Magnolia is as white as jade and flowers are like orchids. Its tree shape is huge, and its height can exceed 10 meter. Its crown is oval, its big leaves are inverted oval, its top is short and sharp, its base is wedge-shaped, its surface is shiny, and its branchlets and buds are covered with short fluff. Winter buds have large scales. Flowers bloom first, and the flowers are terminal, large, with a diameter of 12- 15 cm. Perianth 9, campanulate. The ear of the fruit is cylindrical and brown: the fruit is red when it is ripe. It blooms in March and matures in June-July.
Magnolia is a deciduous tree with a height of 25 meters and a diameter of 200 cm. The crown of young magnolia trees is narrow and oval, and the crown of mature trees is wide or loose. The big trees in the nursery stock producing area often have obvious trunks, strong bodies, majestic majesty, strong growth potential, long branches and sparse flowers. Grafted tree species are often characterized by many branches or low branches, short nodes and dense branches, and small trees, but flowers are clustered and look flawless and enchanting from a distance. Therefore, Magnolia grandiflora from different habitats has different tastes in garden applications. In a small or closed garden, grafted species should be planted alone or in small clumps to reflect quaint interests. However, the species of seedlings should be selected in the scenic spots to reflect the rough and simple style.
Magnolia officinalis is gray when it is young, smooth and less cracked, and dark gray when it is old, rough and cracked. Branchlets are grayish brown. The terminal buds and pedicels are densely covered with gray-yellow long curly hair, fluffy as young rats, and the winter state is more obvious. Different tree ages have different branching habits. When young, the single bud is elongated, so the trunk is obvious and the crown is regular. After flowering, the mixed buds of leaves and branches extend in two or more branches after the ear, and the lateral development is more than vertical growth, so the crown develops in the direction of wide ellipse.
Leaves alternate and sometimes spiral, broadly obovate to obovate, long 10? 18 cm, width 6? 12 cm, the apex is round and wide, flat or slightly concave, with short spikes, so it is also called Magnolia grandiflora; Taper and wedge below the middle, entire. Magnolia leaves usually have stipules or appendages at the base, and there are two kinds of stipules. The stipules at the end of the branches are attached to the young stems and separated from the petioles, which are covered with tiles. The stipules on the leaves are scattered, tile-knife-shaped, attached to both sides of the petiole base, with long buds, stipules falling off and annular stipules left on the young branches, which are the distinguishing characteristics of Magnoliaceae trees.
Magnolia grandiflora is as high as 15m, with alternate leaves, obovate, sharp apex and wedge-shaped base. The flowers are large, white and fragrant, and they are solitary at the top of branches. Calyx and petals are similar to 9 pieces, arranged in a bell shape. Aggregate fruit is cylindrical, red to reddish brown, and its seeds have bright red fleshy exocarp.
Flower characteristics
Spring blooms before the leaves grow, and people are first told that spring is coming.
Biological Habits of Magnolia grandiflora Magnolia grandiflora likes light and cold, and can overwinter in the open air. Love high dryness, avoid low humidity, and waterlogging in planting land is easy to rot roots. Fertile, well-drained and slightly acidic sandy soil can also grow on weakly alkaline soil. In the south where the temperature is high, flowers can bloom in February 65438-1October 65438. Magnolia is more resistant to harmful gases. If this flower is planted in a factory polluted by sulfur dioxide and chlorine, it has certain resistance and sulfur absorption ability. Artificial smoking with sulfur dioxide can absorb more than 0.6 grams of sulfur per kilogram of dry leaves. Therefore, Magnolia grandiflora is a good anti-pollution greening tree species in air pollution areas.
Change situation
Magnolia is a subtropical tree species, which likes light but is slightly tolerant to shade. Cold-tolerant, able to overwinter in Beijing. I like fertile, moist and well-drained soil. Fleshy root, not resistant to stagnant water. Flowers bloom first, then leaves. The flowering period is February-March, and the fruit maturity is August-September. Seeds have embryo dormancy.
Magnolia grandiflora var. Purourescens is a kind of tree with reddish flowers, purplish red surface and fragrance.
Similar species are:
Paeonia yunnanensis is native to Tianmu Mountain, Zhejiang Province, with pink or light pink flowers and green branchlets.
Magnolia grandiflora (M.zenii) originated in Bao Hua, Jurong, Jiangsu Province, with white flowers at the top, purple veins at the bottom and purple shoots.
Magnolia, with white flowers, long stems, oval leaves and white powder and fur on the back.
Classification of Magnolia Officinalis There is no exact classification of species of Magnolia Officinalis. As far as flowers are concerned, there are pure white and pink cultivated species; There are 9 petals, 12- 15 petals, or even as many as 20 petals (such as Xi 'an? Chang' an Yuxi? )。 Accordingly, according to the number of petals, vertical or inverted perianth, width of petals, color of flowers and flowering time, there are about 6- 1 1 types of Magnolia officinalis, but it needs to be sorted out systematically.
There are about 90 species of Magnolia, which are produced in East Asia and North America, and there are more than 30 species in China, all of which are beautiful ornamental trees.
Medicinal value of magnolia flower is the flower of magnolia grandiflora, a deciduous tree of Magnoliaceae, which opens in early spring and March and is rarely used or dried. jade
Orchid is a valuable ornamental plant, with large and beautiful flowers, and it smells fragrant when it is open. Its petals are edible, with thick meat and unique fragrance. In the Qing dynasty, the reading mirror said:? Its (flower) petals are selectively cleaned, fried noodles with sesame oil are excellent, and they can also be soaked in honey. ? Magnolia grandiflora contains volatile oil, mainly citral, clove oleic acid and so on. It also contains magnolin, alkaloid, primrose, decanoic acid, rutin, oleic acid, vitamin A and other ingredients, which has certain medicinal value. Flos Magnoliae is pungent and warm, and has the effects of expelling wind and cold, dredging orifices, dispersing lung and dredging nose. Can be used for treating headache, blood stasis dysmenorrhea, nasal congestion, acute and chronic sinusitis, allergic rhinitis, etc. Modern pharmacological research shows that Magnolia officinalis has inhibitory effect on common skin fungi.
Health function
Magnolia grandiflora contains volatile oil, mainly citral, clove oleic acid and so on. It also contains magnolin, alkaloid, primrose, decanoic acid, rutin, oleic acid, vitamin A and other ingredients, which has certain medicinal value.
Flos Magnoliae is pungent and warm, and has the effects of expelling wind and cold, dredging orifices, dispersing lung and dredging nose. Can be used for treating headache, blood stasis dysmenorrhea, nasal congestion, acute and chronic sinusitis, allergic rhinitis, etc. Modern pharmacological research shows that Magnolia officinalis has inhibitory effect on common skin fungi.