How to avoid Wei Zi sinking?

Proper watering and rational fertilization.

1. Proper watering: Wei Zi likes humid environment, but excessive watering will lead to root rot, which in turn will lead to trunk sinking. Water properly according to weather conditions and soil moisture to avoid water accumulation.

2. Rational fertilization: Lagerstroemia indica needs sufficient nutrients, but excessive fertilization will cause root burns and affect the stability of the trunk. Fertilization should be reasonable according to the growth of Lagerstroemia indica and soil fertility to avoid excessive fertilization.