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Crabapple and Dogwood Leaf Drop: Anthracnose Suspected

Trees Lose Leaves Weeks After Full Expansion

10–12-year-old trees develop brown spots, shrivel, drop leaves within 1–6 weeks of spring. Fertilizer and systemic insecticide didn't help. Fall pruning done.

Expert Diagnosis

Likely dogwood anthracnose (also affects crabapple). Control with fungicides starting at leaf-out and cultural methods. Link provided to Alabama Extension publication ANR-0551.

Plant Diseases: Newly Planted Olive Trees Browning in Arizona? Water & Frost Tips; Crabapple and Dogwood Defoliation: Wet Springs and Cultural Management; Flowering Dogwood and Crabapple Leaf Loss: Atomic Grow Suggested; Shade Trees Losing Leaves Prematurely: Weak Vigor Attracts Insects; Thuja Green Giant Top Wilting: New Growth Not Hardened Off; Post-Transplant Aloe Decline: Superthrive, Rust Spots, and Crown Rot Watch; Maple Tree Galls and Aphids: Identification and Systemic Treatment; Schefflera Sudden Yellow Leaf Drop: Root Rot, Pruning, or Environmental Shock?; Rescuing a Plant Shocked by Winter Repotting into an Oversized Pot; Old Dogwoods Declining: 25-Year Lifespan

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