50+ Burning Bush Leaves. The burning bush, also called the euonymus alatus, and the winged euonymus, is one of the most colorful shrubs out there. According to the narrative, the bush was on fire, but was not consumed by the flames, hence the name.
If your burning bush losing its leaves prematurely, it may be a sign of stress on the plant and require assistance.
A burning bush weakened by infestations is also open to powdery mildew infection. Department of agriculture plant hardiness zones 4 through 8. Some blazes are still burning in the state and there are emergency warnings are in place. See sources and related links, below.