Cultivation and management techniques of sycamore in China

Chinese sycamore is a large deciduous tree of the genus Polygonaceae, also known as Qingtong and Ma Tong. The tree is up to 15 meters tall with a straight trunk, smooth green bark and beautiful leaves. It is a common ornamental tree species. The following is to introduce the cultivation and management techniques of Chinese sycamore.

I. growth habits

Indus like a sunny, warm and dry environment. Sycamore trees are suitable for planting in sandy soil with fertile soil and good drainage. The roots of sycamore trees are fleshy and sturdy, especially not resistant to flooding, so we should pay attention to the timely dredging and drainage of sycamore trees. Sycamore is not cold-resistant, wind-resistant, and not resistant to pruning, but it grows fast and has a certain resistance to toxic gases such as sulfur dioxide.

II. Planting methods

When planting sycamore seedlings, it is best to choose in spring. Before transplanting, dig a good tree hole in the planting site. The size of the tree pit is generally 30-40 cm larger than the diameter of the seedling soil ball, and the tree pit should be dug into a vertical cylindrical shape rather than a pot bottom shape. It is easier to survive by choosing larger sycamore saplings.

After the tree hole is dug, it is necessary to spread fertilizer or fertile soil about 15 centimeters thick at the bottom, and the depth of the saplings is parallel to the ground. After the sapling is formed, it is necessary to cut off the plastic sheeting and hemp rope packaged by the soil ball in time, otherwise it will affect the survival of the sapling. After the filling and ramming are completed, water can be poured once.

III. Fertilization methods

Sycamore can be fertilized 2-3 times a year, generally using phosphate fertilizer as base fertilizer and a certain amount of available nitrogen and potassium fertilizer as topdressing. Cloudy days or evenings are the best time to fertilize.

4. Pruning methods

Sycamore does not need special pruning, its management is relatively simple, generally do not do large pruning, too pruning will affect the tree shape restoration of sycamore. It should be trimmed according to the actual situation, and if it is trimmed to the trunk, the wound should be disinfected.

5. Methods of reproduction

There are three main propagation methods of sycamore, which are sowing propagation, root propagation and cutting seedling breeding, among which sowing propagation is mainly used to raise seedlings.

The ripening period of sycamore fruit is from September to October every year, the fruit will crack after ripening, and the petal will float with the wind, so it should be picked in time. Real-time picking fruits should choose fruits with large luster, good growth shape and no diseases and insect pests. After collecting, keep ventilated indoors, spread out and dry, wait for the fruit to crack, you can peel the seeds out.

VI. Pest control

The main disease of sycamore tree is sycamore algal spot. After infection, the leaves will appear small spots and radiate around, affecting the normal growth of sycamore. There are three main pests of sycamore, namely, green wood lice, diamondback moth, cotton leafhopper and so on. Different diseases and insect pests should be treated by spraying different chemicals.

The above is a brief introduction to the cultivation and management techniques of Chinese sycamore. Chinese sycamore has a wide range of uses. Its wood is a good material for making musical instruments, and many guqins are made of sycamore wood. Sycamore also plays an important ornamental role in garden application, which can be used alone and with other plants and flowers.