Too much water on the flower may turn its leaves yellow. At this time, it is necessary to take it out of the basin, cut off rotten roots and yellow leaves, dry the flower soil, and then replant it. It is possible to turn its leaves yellow when it is placed in a place with strong light. At this time, move it to a new ventilated and half shaded place for maintenance. The metabolism of a plant may cause its leaves to turn yellow. At this time, the yellow leaves can be removed directly without special treatment.