Crepe myrtle leaves will wilt and brown due to over-watering or other watering issues.

Read on for more reasons your crepe myrtle is turning brown, plus how to fix it.

Cercospora leaf spot is a bigger problem in areas with high humidity than it is in other areas.

Pink crepe myrtle tree

The Spruce / Evgeniya Vlasova

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Nonetheless, they do need water, and they may dry up during especially hot summers with little rainfall.

Crepe myrtle isnot as tolerant of cold weatheras many bushes are.

Crape myrtle tree flowering in pink.

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An untimely drop in temperature after the tender leaves have made their appearance can spell death for them.

Some Crepe Myrtles More Resistant to Leaf Spot Than Others

Not allcrepe myrtle shrubsare alike.

Some have been bred to have better resistance than others to diseases such as Cercospora leaf spot.Dr.

Allan Armitagehas provided a useful list both of types resistant to Cercospora leaf spot and types susceptible to it.