Why does the fragrant wood lose its leaves?

Qingxiang wood is a positive tree, but it is also slightly tolerant of shade, likes warmth, requires deep soil layer, strong germination, slow growth, long life, but the cold resistance of seedlings is not strong, and needs to be protected in North China. Plant tolerance-10℃ low temperature, like adequate light, not easy to water soil. Why does the tree age? Many people are confused about this problem, in fact, there are mainly the following reasons.

Leaffall caused by excessive fertilization

Qingxiang wood is sensitive to fertilizer, so the seedlings should be fertilized as little as possible or even not fertilized, so as to avoid burning seedlings or excessive growth due to excessive fertility. Cuttage seedlings spring and autumn can be cuttage. The plant non-test tube rapid propagation technology can be used for annual propagation, one leaf has one bud in the growth season, one branch section can be selected in the dormant period, and one year healthy branch of the mature mother tree is selected in the dormant period of the tree.

leaf loss caused by excessive watering

The tree is dry and difficult to water once. Watering should adhere to the principle of not watering, watering is pouring through, do not long-term wet waterlogging or tray long-term ponding! More can not be watered only skin water, must be watered thoroughly! Generally speaking, watering for more than 10 seconds to a few minutes (due to differences in pot size and soil type) can be drained from the bottom.

Leaf loss due to light and ventilation

This disease occurs easily when there is a long-term lack of light conditions. Poor ventilation will also cause fragrant wood to fall leaves, should maintain better ventilation conditions.