A Detailed Guide to the Cultivation Techniques and Management Methods of Hainan Rosewood

Hainan rosewood is a precious timber; its Chinese scientific name is Dalbergia odorifera, and it is also called Hainan rosewood, rosewood, etc. So what are the cultivation techniques for Hainan rosewood?

1. Growth habits of Hainan rosewood

Hainan rosewood originates from the low-altitude plains and hilly areas of Jianfengling in Diaoluo Mountain on Hainan Island, China. It is a deciduous tree with a height of 10-25 m. Hainan rosewood grows slowly, has solid wood, and beautiful grain. It is mainly distributed in Vietnam, Myanmar, and China's Hainan, Guangdong, Guangxi, Fujian, Yunnan, Sichuan, and other places.

Dalbergia odorifera is a tree species unique to Hainan Island. Apart from the eastern mountainous areas with more rainfall and higher humidity, such as Diaoluo Mountain, it is scattered throughout the island, but is relatively concentrated in the west. It is generally distributed in mountainous areas below 670 m in altitude and even in savanna dry forest plains.

2. Cultivation techniques for Hainan rosewood

1. Raising seedlings: Cultivate Hainan rosewood seedlings by sowing seeds or cuttings, then transplant the Hainan rosewood seedlings;

2. Soil: Hainan rosewood has low soil requirements. You can choose plains, wasteland, sunny slopes, or orchards below 600 m in altitude for planting;

3. Watering: After the Hainan rosewood saplings are planted, water them once every other day until the young trees survive;

4. Fertilizing: Fertilize according to the growth conditions of Hainan rosewood.

3. Methods for preventing and controlling pests and diseases of Hainan rosewood

1. Physical control

You can hang trapping agents or homemade adhesives on the branches to trap and kill adult small pear pests, replacing them about once every 2 weeks until pear harvesting is completed in early September. Taking advantage of certain insect tropisms, black light lamps can be used to trap and kill pests.

2. Chemical control

Reasonably select highly effective, low-toxicity, low-residue chemical pesticides, plant pesticides, and biological pesticides for control, such as Junduqing, Guanjunqing, Miedongniao No. 3, BT emulsion, etc.

3. Agricultural control

When Hainan rosewood enters its winter dormancy period, promptly clear the garden and prune to reduce the overwintering base of pests and diseases and reshape the tree form to facilitate ventilation and light penetration.