How to plant Chinese catalpa and its planting methods and matters needing attention

Most people may not know what the catalpa tree is, and even what the catalpa tree reads is not clear, but this does not mean that we can ignore the existence of the catalpa tree and the benefits it can bring to our lives. Therefore, with the gradual increase in the number of people who know the catalpa tree, the planting number of catalpa tree is also increasing. Therefore, the planting technology of catalpa tree has also become a very practical knowledge.

How to plant catalpa trees

Catalpa trees like light and are more hardy, so they need to keep the temperature in a warmer range when raising catalpa trees. Liriodendron likes to be wet and is not resistant to drought or flood.

The vitality of catalpa tree is relatively tenacious, and its life span is also very long. In the seedling stage, the growth will be relatively slow, but in about 10 years of growth, the rate will accelerate.

Planting methods and matters needing attention of Catalpa chinensis

1. Planting of Catalpa chinensis

The planting of catalpa trees can be carried out in spring and autumn. Planting holes should be dug before planting, and planting with soil balls can improve the survival rate, but we should also be careful not to plant too deep, which will lead to muggy buds. When planting, we should also apply some mature base fertilizer and mix it with the planting soil, water once after planting, and then water again after three days and five days.

2. Water and fertilizer management of Catalpa chinensis.

In the daily maintenance, attention should be paid to the water management of catalpa trees. In addition to the first three water after planting, we should also choose to water twice between May and October. When there is more precipitation in summer, if it is not too dry, we do not need watering, and we should also apply anti-freezing water in winter. Just pour the green water and antifreeze water after four years of the plant. In addition, catalpa trees like fertilizer, apply sufficient base fertilizer when planting, and apply some urea in May, which can make the plant luxuriant branches and leaves and accelerate the growth.

3. Shaping and pruning of Catalpa

Because the catalpa tree has strong sprouting power, it is resistant to pruning. When the new branches reach about 30 cm in spring, the suitable main branches will be cut off, and the newly drawn buds should also be erased during the growing period. If you want to expand the crown, it is necessary to truncate the main branch and leave the outer bud.

4. matters needing attention in catalpa tree culture.

Catalpa trees are also vulnerable to the threat of diseases and insect pests, common pests are bug bugs, moth, paulownia tortoise shell, catalpa beetle wild borer and so on, which can be controlled by spraying insecticidal agents. In addition, the common disease of catalpa tree is anthracnose, which is easy to occur under the condition of high temperature and poor ventilation, so in addition to spraying pesticides, we should also pay attention to the water and fertilizer management of catalpa tree to improve the disease resistance of the plant.

Grafting Propagation of Catalpa chinensis

The grafting of catalpa can be carried out in winter or spring, and the bud grafting can be carried out in spring or late autumn. In winter, it can be stored in wet sand after indoor grafting, and then planted in early spring. It is better to be grafted before and after the Qingming Festival, and the survival rate of sealing soil is higher. In addition, split grafting can be carried out, that is, the scions and rootstocks are prepared, and the cambium is tied up with hemp rope and plastic rope, and sealed with wet soil. It can sprout in about 10 days.

The efficacy and function of Catalpa chinensis

1. The ornamental value of Catalpa chinensis

Catalpa trees, with elegant flowers and vigorous branches, have been widely planted since ancient times. the shadow of catalpa trees can be seen everywhere, whether in the palace courtyard or the scenic garden. because of its beautiful tree shape and elegant color, it has a unique grace in branches, tree shape and so on. can be used for greening as garden ornamental plants.

2. The medicinal value of Catalpa chinensis

The catalpa tree can also be called a treasure plant, because its leaves, bark and seeds all have the effect of dampness and relieving pain and bleeding. Because the seeds contain citric acid and alkali salts needed for the treatment of kidney disease, wet peritonitis, edematous beriberi and so on, it is a good medicine for disease treatment. At the same time, its root or skin boiled into a soup can treat fistula and all swelling.

3. The ecological value of Catalpa chinensis.

Liriodendron has well-developed roots, so it has a strong role in preventing wind and fixing soil, and it is also an excellent tree species for river protection because of its cold and drought resistance. in addition, Catalpa also has strong resistance to a variety of toxic gases, which can purify the air and reduce noise.

4. Industrial value of Catalpa chinensis

Liriodendron has a very good material and a wide range of uses, and its economic value is very high. It has strong bending strength and impact toughness, which ranks among the forefront of hardwood. In addition, its trunk is very straight. The wood texture is straight, the pattern is exquisite, moisture-resistant and rot-resistant, and it is not easy to moth, so it is easy to process. It is specially used for processing high-grade products or special products, mainly for gun butts, ships or wood-based panels. You can also make musical instruments or sporting goods.

Liriodendron is a kind of plant that can be propagated by grafting, of course, the catalpa planted by grafting is more suitable as an ornamental plant, but if we want to realize the value of Liriodendron, we still need to start from sowing the seeds of Liriodendron. In this way, we can give full play to the role of Catalpa.