It may be caused by the lack of some nutrient elements, so different nutrients should be supplemented accordingly to meet the growth needs of fruit trees. It may also be caused by dark spots in infected diseases. Remove the sick leaves and choose low-toxic green chemicals to spray. It may also be caused by too much watering affecting the roots. After too much water, stop watering and promote the discharge of accumulated water. Or it may be caused by fertilizer damage, so water should be used to make the excess fertilizer flow out.

Mushroom Niang, also known as Geli, Mushroom Niang, Physalis pubescens and Golden Girl, is an annual plant of Solanaceae, which is native to the northeast of Jinjiao. Mushroom Niang's berry is a kind of advanced new nutritional and health-care "herbal fruit" which is integrated with food and medicine.