How to control the yellow leaves of the phoenix bamboo leaves?

The phoenix bamboo is a variation of the filial bamboo of the genus Heterophyllum. It is suitable for planting in the courtyard wall, the corner and the door. The smaller plant of the phoenix can be planted on the flower stand. Bamboo bonsai is also planted in the temple garden. It is also widely used as a low-hedge hedge plant in the south. Let's take a look at how the yellow leaves of the phoenix bamboo are yellow!

Sunlight phoenix bamboo likes a semi-yin environment. If the sun is too strong, it will accelerate the evaporation of water from the leaves of the phoenix bamboo, causing the leaves of the phoenix bamboo to be yellow. However, if the phoenix bamboo is placed in a shaded environment, there is no light for a long time, which will cause the lack of chlorophyll in the phoenix bamboo, causing the leaves to become yellow or even fall off. The light in the window is semi-shade, and there is no direct sunlight and strong ventilation. Therefore, it is necessary to put The phoenix bamboo moves to the semi-shade. Under normal circumstances, in the spring and autumn, the phoenix bamboo is placed in the ventilation of the window, and it can be placed in the sunny place in the winter.

Lack of nutrition If the lack of nutrients in the growth process of the phoenix bamboo, especially the lack of fertilizer implementation, will also lead to yellowing of the young leaves, then you can properly fertilize and water. The lack of phosphate fertilizer in the soil or excessive fertilization will cause the leaves of the phoenix bamboo to be yellow, and the lack of phosphate fertilizer can be used.

Long-term de-fertilization has not been applied for a long time or has not changed the pots and soils. The lack of nutrients such as nitrogen in the soil leads to thin leaves and thin leaves. It is necessary to pour the pot in time and replace it with new loose and fertile culture soil to gradually increase the application of thin rotted liquid fertilizer or compound flower fertilizer. Excessive fertilization. Excessive fertilization will lead to new leaf hypertrophy, and more uneven, the old leaves dry tip of the yellow off, should immediately stop fertilizing, increase the amount of water, so that fertilizer from the bottom of the basin drain hole, or immediately pour the basin, rinse the soil with water Then re-planted into the basin.

In terms of water, the water of the phoenix bamboo is deficient, and the edge of the leaf or the tip of the leaf will appear dry and yellow, and even fall off. At this time, the phoenix bamboo should be watered in time, but the watering should not be too much. If the soil is wet, it will cause rotten roots, and the leaves will be yellow in water. It is necessary to dry the soil after loosening the soil.

If the leaves are watery yellow, especially if the young leaves are small and no longer grow up, it means that there is too much water in the soil. At this time, it is necessary to dry the soil and then dry the water. If the edge of the leaf or the tip of the leaf is dry and yellow, or even the leaves are detached, it indicates that the soil is deficient in water, and it is necessary to timely water the soil.

Diseases and pests are caused by leaf spots caused by fungi such as fungi. It is easy to cause local necrosis of leaves, yellow spots or plaques appear. In severe cases, whole leaves are yellow and fall off. After infection by mosaic virus, yellow-green intertwined mottled leaves appear on the leaves. It is affected by scale insects, red spiders, etc., and the leaves will also become local yellow withered, and even the entire leaves will be yellow and fall off. All should be sprayed in a timely manner.

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