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White/Gray Leaves on Japanese Red Maple: Need Photo

White or gray discoloration on a newly planted Japanese red maple could be powdery mildew, sunscald, nutrient deficiency, or chemical injury. A clear, close-up photo of affected leaves—plus planting date, pattern (one side? top? bottom?), and progression—is needed for diagnosis.

Send a sharp image for accurate advice.

Plant Diseases: Japanese Maple Spring Leaf Damage: Herbicide Injury vs. Winter Kill; Multiple Tree Decline: Red Maple, Rhododendron, Magnolia, Japanese Maples; Diagnosing Red Maple Decline: White Spots, Shriveling Leaves, and Fungus; Phyllosticta Leaf Spot on Red Sunset Maple: Spring Fungicide and Fertilizer; Red Leaf Maple Dieback: Winter Desiccation and Canopy Restructuring; Glory Red Maple Leaf Browning in Florida: Transplant Shock vs. Drought; Drummond Red Maple Leaf Scorch and Tip Dieback in Texas; Japanese Maple Leaf Wither: Overwatering in Clay Soil Corrected by Deep Weekly Watering; Red Maple Seasonal Color Shift: Sugar Dynamics; Japanese Maple Leaves Turning Green in Summer

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