Is Hainan Island suitable for planting osmanthus trees?

Hainan province is suitable for planting osmanthus trees, which grow well. Osmanthus fragrans, also known as Han Gui, is the city tree in Hanzhong. Osmanthus fragrans belongs to Oleaceae and Oleaceae. Native to southwest, south and east China, Sichuan, Shaanxi, Yunnan, Guizhou, Guangdong, Guangxi, Hunan, Hubei, Zhejiang and other places have wild resources. China has a cultivation history of more than 2,500 years. As mentioned in Shan Hai Jing Nan Shan Jing, the swaying mountains are covered with laurel trees. Osmanthus fragrans is cultivated in Japan and India. Osmanthus fragrans from China was introduced to Britain in 177 1 and then expanded rapidly. It has been widely cultivated in many countries in Europe, America and Southeast Asia, and has become an important aromatic flower plant. Morphological characteristics: osmanthus trees are elegant, luxuriant in branches and green leaves, evergreen in all seasons and pleasant in fragrance. Osmanthus fragrans is an evergreen broad-leaved tree with a height of15m and a crown of 400 square meters. Osmanthus fragrans seedlings have obvious taproots, developed and deep roots. Young roots are yellow-brown, and old roots are yellow-brown. The leaf surface is smooth, leathery, dark green on the paraxial surface and light green on the distal surface. Usage: Osmanthus fragrans is evergreen all the year round, with lush foliage, blooming in autumn and overflowing fragrance, which can be described as "monopolizing Sanqiu over others". It is widely used in gardens, often used as landscape trees, including single planting, opposite planting and cluster planting. In the classical gardens of China, osmanthus flowers are often matched with buildings, mountains and rivers, and stone machines, and shrubs are planted near pavilions, terraces, buildings and pavilions. Old-style gardens are often planted relatively, which was called "double laurel in the court" or "double laurel leaves fragrance" in ancient times. Planting osmanthus trees around the house or in front of the window can receive the effect of "golden wind to send incense" Osmanthus fragrans is resistant to harmful gases such as sulfur dioxide and hydrogen fluoride, and it is also a good greening flower in industrial and mining areas. Habit: Osmanthus fragrans adapts to the broad 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 gas temperature is 15~28℃. Humidity is very important for the growth and development of osmanthus fragrans. If you encounter drought, it will affect flowering, and strong sunlight and shade are not good for its growth. Generally, you need 6-8 hours of light every day. You can contact the garden departments and tourism departments all over Hainan to promote sales.