In other words, dropping leaves during acclimatization is normal, especially.

Environmental variations are another major reason your ficus tree may drop leaves. As the temperature changes and day lengths shorten your plant will gear up for what it thinks is an impending dry season, triggering survival mechanisms.

Change In SeasonEstimated Reading Time: 9 mins. Aug 27, There are several common reasons for your Ficus tree to drop leaves: Change in the environment. The most common causes are sudden changes in water, lighting and fertilizing. Overwatering or underwatering. If the plant receives too much or too little water it can be harmful to the plant and cause leaves to drop. Insects and other pests. These are quick answers to why a Ficus Estimated Reading Time: 4 mins.