Direct Answer • Key Takeaway
Japanese Maple Is Susceptible to a Number of Leaf Spot Diseases That May Disfigure Leaves and Cause Early Defoliation. the Major Foliar Diseases Are Anthracnose, Phyllosticta Leaf Spot and Pseudomonas Tip Blight. There Are Several Insects That May Attack Japanese Maples. Leaf Feeders Include the Japanese Beetle.
