What about yellow leaves?

1. Change the basin soil:

Reason: inappropriate potted soil can easily cause its leaves to turn yellow. Dahlias are suitable for breeding in loose and drained soil. If you use a relatively sticky soil, it will not only cause leaves to yellowing, but also not conducive to its growth.

Solution: it can be replaced with suitable soil, which is not only beneficial to the improvement of yellow leaves, but also beneficial to its growth and development.

2. Appropriate amount of fertilization:

Reason: some people will apply a lot of fertilizer in order to make it grow faster, which can easily lead to yellow leaves, or even wither and rot.

Solution: first of all, get rid of the yellow leaves, and then you can pour water, put in the sun, in the usual fertilization to the right amount, not too much too frequent fertilization.

3. Reasonable control of light:

Reason: dahlias like the sun, and if they are exposed to the sun or do not receive enough sunlight during the growing period, there will be yellow leaves.

Solution: put it in a place where the sun is exposed and not exposed, and if the sun is strong, move it somewhere else.

4. Proper watering:

Reason: dahlias are afraid of waterlogging and are not resistant to drought. if a large amount of watering or lack of moisture will cause the leaves to turn yellow.

Solution: it should be watered thoroughly when it is dry. If there is stagnant water in the basin after being drenched in the rain, it should be discharged in time.