Osmanthus fragrans (Thunb.) Lour profile

Osmanthus fragrans (Thunb.) Lour is one of the famous traditional Chinese flowers. It integrates greening, beautification, and fragrance. It is an excellent garden tree that is both ornamental and practical. Overflow is a must. Especially in the mid-autumn season, the Cong Gui is in full bloom, and when the night is still round, the wine is admired, and the fragrance is tangy, which is refreshing. In ancient Chinese poems on flowers, the number of odes to osmanthus is also considerable. It has been loved by the Chinese since ancient times and is regarded as a traditional famous flower.

Osmanthus fragrans (Thunb.) Lour picture

Osmanthus fragrans (Thunb.) Lour morphological characteristics

Osmanthus fragrans (Thunb.) Lour is an evergreen tree or shrub, 3-5 meters high, up to 18 meters high; the bark is grayish brown. Branchlets are yellowish brown, glabrous. Leaf blade leathery, elliptical, oblong or elliptical-lanceolate, 7-14.5 cm long, 2.6-4.5 cm wide, apex acuminate, base tapered and wedge-shaped or broad-wedge-shaped, whole or usually upper half finely serrated, hairless on both sides. Glandular points connected into small blisters on both sides. Midribs are concave on the top and convex on the bottom, 6-8 pairs of lateral veins, up to 10 pairs, concave on the top and convex on the bottom. Petiole It is 0.8-1.2 cm long, up to 15 cm long, and hairless.

Osmanthus fragrans (Thunb.) Lour growing environment

Osmanthus fragrans (Thunb.) Lour is adapted to subtropical climate regions. It likes to be warm and moist. The average temperature in the planting area is 14-28°C. The average temperature in July is 24-28°C. The average temperature in January is above 0°C. The minimum temperature is -13°C, and the optimum growth temperature is 15-28°C. Humidity is extremely important to the growth and development of Osmanthus fragrans. It requires an average annual humidity of 75%-85% and annual precipitation of about 1000 mm. Especially young and adult trees require more water when they bloom. Drought will affect flowering, and strong sunlight Shade and shade are not good for its growth, generally 6-8 hours of light a day is required.

Osmanthus fragrans (Thunb.) Lour distribution range

Osmanthus fragrans (Thunb.) Lour is native to the eastern part of the Himalayas in southwest China, and is also distributed in India, Nepal, and Cambodia. Wild osmanthus fragrans (Thunb.) Lour grows in southwestern China, Sichuan, southern Shaanxi, Yunnan, Guangxi, Guangdong, Hunan, Hubei, Jiangxi, Anhui, Henan and other places. It is now widely planted in the Huaihe River Basin and areas south of it. Its suitable area can reach the lower reaches of the Yellow River in the north and Guangdong, Guangxi and Hainan in the south.

The growing area has good water and heat conditions and suitable rainfall. The soil is mostly yellow brown soil or yellow cinnamon soil, and the vegetation is mainly subtropical broad-leaved forest. Under the gestation and influence of the above conditions, Osmanthus fragrans (Thunb.) Lour has grown well, and has formed several national names in Lu’an in Anhui, Xianning in Hubei, Taoyuan in Hunan, Suzhou in Jiangsu, Guilin in Guangxi, Wuhan in Hubei, Hangzhou in Zhejiang, and Chengdu in Sichuan. 

Osmanthus fragrans (Thunb.) Lour main value

Medicinal

Osmanthus fragrans (Thunb.) Lour Efficacy: light yellow and white, aromatic, extract aromatic oil, make sweet-scented osmanthus extract, can be used in food, cosmetics, cakes, candy, and wine. Osmanthus is pungent and can be used as medicine.

Garden

Osmanthus fragrans (Thunb.) Lour is widely used in gardens. Today, as science continues to advance, seedlings native to the south have been introduced to the north, and are widely distributed in Jiangsu, Henan, Shandong, Beijing, Tianjin, Dalian, Shanxi and other places. The greening effect of Osmanthus fragrans (Thunb.) Lour is good, the expression speed is fast, and the planting year can play a better role. However, planting in the north is generally cold-resistant and requires special protection in winter to survive the winter safely.