China has a long history of cultivating cypress trees, which are common in temple cemeteries. Wood is rich in fat, excellent in material, straight in texture, thin in structure and corrosion-resistant, and is used in construction, shipbuilding and furniture manufacturing. It is also an excellent ornamental tree species. Wood is tough and corrosion-resistant, and the ancient army used it to make bows and arrows. Cypress loves the light and needs a warm and humid climate. The annual average temperature 14- 19℃, and the annual average precipitation 1000mm or more. It has wide adaptability to soil, but limestone soil or calcareous purple soil grows best. According to the color, material and processing difficulty of heartwood and sapwood, cypress trees are divided into oil cypress, phellodendron amurense and chaff cypress. Build timber forest on neutral or slightly acidic and slightly alkaline purple soil with deep soil layer, and build water and soil conservation forest with cypress as the main part on arid and barren soil. Prepare the soil before afforestation. It is produced in the Yangtze River valley and southern China, and is used as an afforestation tree species in limestone mountainous areas. It grows quite fast.
Rosewood is very hard. Planing and turning, good wear resistance. Very resistant to rot and termites. Mainly suitable for furniture, floors, sculptures, handicrafts, heavy structures, sports equipment, musical instruments and so on. Dalbergia odorifera is an irregular name for wood. It is not a tree species, but a wood commodity name. For example, we often say mahogany beans, jatoba, double-column sappan, cross-toed sapwood, wide-calyx sapwood and so on. , can be called red sandalwood. Generally speaking, these Woods have similar colors, such as light red, tan or reddish brown. With the passage of time and air oxidation, the color gradually develops towards dark red, red or purplish red. This kind of wood is widely known as rosewood.