What is the difference between red fireball crape myrtle and fast-growing crape myrtle? Which variety is better?

The fast-growing Lagerstroemia speciosa is a new fast-growing variety and a rose-red tree. Its biggest advantage is fast growth, straight trunk, annual growth thickness of 3CM, 8-9.2CM after three years of planting, which is 2-3 times that of ordinary Lagerstroemia speciosa. Its leaves are bigger than those of any previous Lagerstroemia speciosa, and the mature leaves are bigger than those of ordinary cigarettes. It is more resistant to budding insects and sooty blotch than other Lagerstroemia speciosa varieties.

Red fireball Lagerstroemia indica is a deciduous tree with red color, strong adaptability and good prospect. Even if the growth rate is not fast, it is not resistant to pests and diseases.