Luan tree is autumn, Jin Huiyu is autumn, ginkgo is yellow, and Luan leaves are red. Lanterns are hung on the trees and flowers are blooming everywhere.
Luan Shuqiu's green skirt is bright and beautiful, and she is ashamed to laugh. Wonderful lanterns and trees hang, and the fairy posture is graceful.
Lu' an palace lantern is full of flames, and a string of golden flowers reflects the sun. Luan tree palace lantern autumn bright, red skirt green rosy clouds fly.
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Luan tree, alias: wood Luan, Luan flower, etc. It is a plant of Luanshu in Sapindaceae. Deciduous trees or shrubs; Thick bark, light gray brown to light gray black, longitudinally cracked when old; Small lenticels, gray to dark brown; Branchlets with verrucous spots, pubescent or glabrous with wrinkled leaf rachis and petiole? .
Luan tree grows in calcium-based soil produced by limestone weathering and is cold-resistant. In China, it is only distributed in the lower reaches of the Yellow River basin and the Yangtze River basin, and it is rare in the north of the Haihe River basin, and it cannot grow in silicon-based acidic red soil areas. Luan tree germinates late in spring and leaves early in autumn, so the annual growth period is short and slow. Wood can only be used to make small household appliances, and seeds can be squeezed into industrial oil.
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1. Morphological characteristics: Koelreuteria paniculata is a deciduous shrub or tree of Koelreuteria of Sapindaceae. Its bark is thick and grayish brown or grayish black. Leaves opposite or alternate, ovate. When it blooms, it is a cymose panicle, orange-red. It usually blooms between June and August. This kind of fruit is a conical capsule. The fruiting period is between September and 10.
2, growth habits: Luan tree likes the sun very much and has a slight shade tolerance. Cold-tolerant, not waterlogging-tolerant. Therefore, attention should be paid to the plot when planting, and drainage should be convenient. It can endure the low temperature of MINUS 25 degrees and has strong wind resistance. There is almost no need to worry during the management period, as long as the soil does not accumulate water, it can flourish.
3. Distribution: Koelreuteria paniculata is distributed all over the world, and China is mainly distributed in northern and central provinces, especially in East China and Central China. The production bases are mainly concentrated in Anhui, Jiangxi, Jiangsu, Zhejiang and Henan.