ATL Tree Work

Facebook | Tuesday, July 21, 2026

Powdery Mildew Is Coating Crepe Myrtles Across North Atlanta in This Summer's Humidity

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That grayish-white, dusty coating showing up on crepe myrtle leaves and buds right now isn't dirt or dust. Powdery mildew thrives in exactly the conditions North Atlanta gets all summer: warm days, humid nights, and not quite enough airflow between densely planted shrubs and trees.

Left alone, it distorts new growth, causes buds to drop before they open, and can noticeably reduce a crepe myrtle's summer bloom, which is usually the whole reason people plant them in the first place. It rarely kills an established tree outright, but it weakens it season after season if it's not addressed.

Improving airflow through selective pruning and treating active infections early makes a real difference. Crepe myrtles crowded against a fence line or planted too close together are usually the ones hit hardest.

Have your crepe myrtles been blooming as full as usual this summer, or does something seem off?

#NorthAtlanta


Image / Media Suggestion

A close-up photo of powdery mildew on a crepe myrtle leaf or bud, ideally from a real North Atlanta property, paired with a wider shot of the affected shrub or tree.

Google Drive image folder.

Canva text suggestion: "That Gray Coating Isn't Dust" or "Powdery Mildew Is Cutting Crepe Myrtle Blooms Short"


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