What to do about the yellowing of Cymbidium leaves: etiological analysis and treatment

The yellowing of orchid leaves often occurs in summer, and the yellowing of magnolia leaves greatly affects the ornamental value. So what should we do when the leaves of Cymbidium turn yellow? Don't worry, I'll analyze it with you one by one.

For more than 4-year-old adult orchids, one or two leaves in the outer layer gradually turn yellow, which is a normal metabolic phenomenon. Don't worry about it. Just break off the yellow leaves when changing pots. The rest of the symptoms were analyzed and treated as follows.

Seven symptoms of yellowing of Cymbidium leaves and their treatment

1. Symptom analysis: all the leaves of Cymbidium turn yellow, which is often the symptom of sunburn; treatment: shade immediately and cut off the yellow leaves.

2, symptom analysis: the orchid begins to turn yellow from the leaf tip, because the soil is too raw, or the water and fertilizer is too big and the root is rotten; treatment method: change the basin and pinch off the rotten root.

3. Symptom analysis: the withered and yellow leaves or sagging leaves are generally caused by lack of water; the treatment method: cut off the yellow leaves and water them, and the principle of no dry and no water in the basin should be grasped.

4. Symptom analysis: the wrinkled and yellow spots on the leaves of Cymbidium are caused by root burning caused by excessive fertilization; treatment method: change the soil immediately, soak the roots with 0.1% potassium permanganate solution for 20-30 minutes, rinse with clean water, dry and remove the rotten roots, spread plant ash on the wound and replant.

5, symptom analysis: individual leaves, local yellowing, probably fire roasting, cold wind blowing, water scalding, acid erosion; treatment method: remove external causes in time.

6. symptom analysis: the leaves are yellow and weak, the lack of nitrogen fertilizer causes plants to suffer from chlorosis, and the decrease of chlorophyll leads to the yellowing of leaves; treatment method: fermented cake fertilizer and water can be added.

7. Symptom analysis: yellowing symptoms of leaves may be due to lack of light; treatment method: use fluorescent lamps to supplement light.

Warm Tip: dear flower friends, if the yellowing of the leaves of your farmed magnolia can not be solved through the above analysis and treatment, you can leave a message to explain the situation.