Osmanthus fragrans is one of the top ten traditional famous flowers in China. It is an excellent ornamental and practical garden tree, which has the functions of greening, beautification and fragrance. Osmanthus fragrans is necessary. Especially in the Mid-Autumn Festival when laurel trees are in full bloom and the night is quiet and full moon, it is refreshing to taste the wine and smell the fragrance of Chen. In ancient Chinese poems about flowers, there are also a considerable number of poems about Guangxi. Since ancient times, it has been deeply loved by the people of China and regarded as a traditional famous flower.
Osmanthus fragrans has strong growth potential, thick branches, large leaf shape, rough leaf surface, dark green and orange red leaves; There are silvery laurel trees with medium growth, smooth leaves, serrated leaves, milky white flowers and dense and sweet flowers; Strong growth potential, smooth leaves, sparse serrated or whole leaves, light yellow flowers, sparse flowers and light fragrance.
In autumn, it can bloom once every two or three months except in September -65438+ 10 with the above varieties. Dangui and Sijigui, the fruit is purple-black drupe, commonly known as cinnamon. Osmanthus fragrans seedlings have obvious taproots, developed and deep roots. Young roots are yellow-brown, and old roots are yellow-brown.
Osmanthus fragrans adapts to subtropical climate. Sexual preference is warm and humid. The average temperature in the planting area is 14-28℃, the average temperature in July is 24-28℃, the average temperature in June is above 0℃, the minimum temperature is-13℃, and the optimum growth temperature is 15-28℃. Humidity is very important for the growth and development of osmanthus fragrans. The annual average humidity is 75%-85%, and the annual precipitation is about 1 1,000 mm. Especially when young trees and adults bloom, they need more water. If there is drought, it will affect flowering, and strong sunshine and shade are not good for their growth. Generally they need 6-8 hours of light every day. ?
Extended data
After long-term planting, natural hybridization and artificial breeding, osmanthus fragrans has produced many cultivated varieties. Through further investigation and arrangement, 32 osmanthus fragrans varieties were preliminarily identified. As far as color is concerned, there are Jingui, Yin Gui and Dangui. From the leaf type, there are willow leaf laurel, golden leaf laurel, dripping yellow, sunflower leaf and firewood handle yellow; As far as the flowering period is concerned, eight laurels, four seasons of laurel and beautiful months are concerned. ?
Osmanthus fragrans has many nicknames: it is called "Gui" because its leaves are like Gui; Texture such as rhinoceros, also known as osmanthus; It is elegant and noble, full of fragrance, and is called "Xianyou"; Osmanthus fragrans is also called "immortal tree" and "old moon in flowers". Osmanthus fragrans generally grows on rock ridges, also known as "rock osmanthus"; Osmanthus fragrans has a far-reaching fragrance when it blooms, and its fragrance has the characteristics of being clear, rich and both, which can be washed away and far away, so it has the reputation of "Murraya".
Yellow flowers are as thin as millet, so they are also called "golden millet"; Osmanthus fragrans is a "Xianke"; Flowers bloom in autumn, and it is said that the autumn god belongs to the west, so it is also called "Xixiang" or "Autumn Township"; Osmanthus fragrans is a symbol of nobility, chastity, honor, friendship and good luck. Those who succeed in official career are called "laurels".
Baidu Encyclopedia-Osmanthus fragrans (the common name of many trees in Oleaceae in China)