What happened to the yellow leaves of geranium in summer?

1. The yellowing of geranium geranium leaves may be caused by lack of water and fertilizer during growth. Water it regularly to keep it moist, apply sufficient fertilizer in the basin and topdressing it regularly during the growth period.

2. Because there is too much water and fertilizer, the soil is not suitable for rotten roots, so it is necessary to control water and fertilizer, eliminate rotten roots, and then change the soil to replant.

3. It may be caused by the wrong temperature. It is necessary to cool down in time in summer and move indoors in winter.

4, may be caused by improper light, can be raised in a good light position, but to avoid strong light.