Huangshan Koelreuteria is evergreen or deciduous tree species?

Huangshan oak tree generally refers to the whole leaf Luan tree, also known as Tuzara, Balazi, mountain bladder and so on, which is distributed in Liangguang, Lianghu, Anhui, Jiangsu and other places in China. Is Huangshan Koelreuteria evergreen or deciduous? What is the planting technique?

Is Huangshan Koelreuteria lanceolata evergreen or deciduous?

Koelreuteria huangshanensis is a deciduous tree with papery or subleathery leaves, glabrous on both sides or puberulent on the upper midvein, densely pubescent below, and sometimes serrated on one side near the top margin.

Second, what is the planting technology of Huangshan Koelreuteria paniculata?

1. Reproduction

Huangshan Koelreuteria paniculata is mainly propagated by sowing, and other tillers and root cuttings are also possible. Generally, the seeds are picked when the seeds are ripe from September to October, and then the pure seeds can be obtained by drying and removing sundries such as membranous fruit shells, and then the seeds will be stored and sown in the spring of the following year.

two。 Sowing seeds

Choose dry terrain, good drainage, digging holes in the leeward and sunny places. Before planting, the seeds were disinfected and soaked in 80 ℃ warm water, then mixed with wet sand to accelerate germination. After budding, strip sowing can be done, sowing depth 2cm, row spacing 25cm, sowing amount per mu 4-5kg, soil covering 2-3cm. After the seedling height is 5-10 autumn, the seedlings can be dug up and planted in the ditch and planted separately in the following spring.

3. Planting

The planting soil prepared before planting, mixed with humic acid fertilizer, mature organic fertilizer and saline-alkali soil improvement fertilizer. After that, fill the planting soil into the tree hole and tamp it to 45 cm from the ground, so that the broken root will not be in direct contact with the fertile soil and is not easy to produce rotten roots. Then, put the Huangshan mound gently into the tree hole, the sunny side to the south, and then fill it with mixed soil.

4. Water and fertilizer

After transplanting, the first root should be watered in time, and it should be fully watered and thoroughly, and the second time should be watered 7 to 10 days later. Water for the third time in about 20 days. In the future, according to the situation, timely watering. During the growing period, thin fecal water can be applied once or twice to make the leaves green and flowers multiply and enhance the disease resistance of the plant.

5. Administration and Management

It is relatively simple to manage after planting in Huangshan. The crown has the property of natural pruning, so it doesn't need to be pruned and let it grow naturally. Only after autumn, withered, diseased branches and dried fruit ears can be cut off, insect pests are large coir moth, diamondback moth and longicorn beetle, etc., rarely occur.