Is Lagerstroemia indica a tree or a shrub?

Lagerstroemia indica is a deciduous shrub or small tree, and its height can reach about 7 meters. Its tree is graceful, its trunk is smooth and clean, and its color is gorgeous. The flowering period is just the stage of less flowers in summer and autumn, and it has a long flowering period, also known as Hundred Days Red. It likes warm, ventilated and sunny environment, and it also has certain shade tolerance. During the growing period, I have a great demand for nutrients, like fertile sand and have a certain cold tolerance. It is cultivated in many provinces and regions of China.