Causes of yellowing of big-leaf green apple leaves and its solving measures

Why do big green pineapple leaves turn yellow? How to fix it? Now many people will put several pots of plants at home to decorate me, but in the process of culture and maintenance, there are some problems due to various reasons, such as yellowing leaves, leaf shedding, root rot and so on, which affect the growth of plants. Today, the editor is going to talk about the causes and remedial measures for the yellowing of green pineapple leaves.

First, the causes of yellowing of big chlorophyll leaves and its solutions.

1 lack of water

Performance: leaf tips, leaf edges are dry, and withered yellow, the new young leaves are normal, but the lower old leaves are withered and yellow.

Solution: water immediately and thoroughly at one time, and be sure to see the water coming out of the hole below.

2 too much water

Performance: the leaves are dull as a whole, the color is yellow, and the new leaves are shrunk at the top and slightly at the top.

Solution: stop watering, loosen the soil with a shovel or hook, and put it in a place with plenty of scattered light and good ventilation, so that the water can evaporate as soon as possible.

(3) Lighting problem

Performance: both new and old leaves are yellow as a whole. If burn marks are found on the leaves, the light is very strong.

Solution: put it in a brightly lit living room with plenty of scattered light and no need to accept direct sunlight!

4 too much fat

Performance: the leaves are thick, but dull, and the lower old leaves begin to yellowing and falling off.

Solution: as soon as you fertilize, it is found that there is too much fertilization. wash the basin soil with clean water, let the excess fertilizer dissolve in the water, and then flow out of the small hole below.

If you find out after fertilizing for a long time, you will have to change the soil.

When fertilizing in the future, we should pay attention to the frequent application of thin fertilizer.

5 too little fertilizer

Performance: the leaves of green pineapple show a lighter color, turn light green, and then slowly turn yellow, usually starting from the leaves at the root, and then slowly spreading to the top leaves.

Solution: usually can water green apple has been fully mature Amoy rice water, bean cake water, etc., Amoy rice water according to the proportion of 1:4 to water flowers, 1 to 2 times a week; bean cake water according to the ratio of 1:50 diluted with water, once a week.

When the green apple changes the basin, bury some slow-release fertilizer, you can also bury a small handful of slow-release fertilizer in about a month, but can not touch the root of the green apple.

6 rotten roots

Performance: leaves yellowing, lodging, wilting, and even rotting stems can be seen in serious cases.

Solution: if the rotten root is not very serious, cut off the rotten place of the root, then disinfect and sterilize, then put it back on the basin. Pay attention, the basin soil should be replaced with a new one.

The rotting root is particularly serious, select the healthier branches, disinfect and then re-cuttage, or water cutting.

2. Maintenance methods of big-leaf green apple

1, the temperature is suitable: the suitable temperature for the growth of big-leaf green pineapple is 20 degrees, so when the temperature is lower than 20 degrees, it is necessary to take protective measures to cover the big-leaf green pineapple with a protective film, or move the big-leaf green pineapple pot to a warmer environment for maintenance.

Why do big green pineapple leaves turn yellow? Remedial maintenance measures for yellowing of green apple leaves

2. Astigmatism: the requirement for light is not very strong, so do not put the green pineapple on the balcony, as long as the light source is relatively mild, just move out to bask in it.

3. Reasonable watering: big-leaf green pineapple does not like its roots to be soaked in wet soil for a long time, otherwise it will lead to rotten roots or diseases and insect pests, so a small amount of suitable watering should be used to ensure that the basin soil will not dry and crack.

4. Appropriate fertilization: large-leaf green pineapple should use specially prepared fertilizer, and it should be replaced with diluted inorganic fertilizer during the winter, which is usually applied every 15 days. When applying fertilizer, you only need to water the leaves of big-leaf green apple. You don't have to pour it on the roots to pass the winter safely.