Cedar-Apple Rust

Cedar-Apple Rust Description: Bright orange spots on leaves and fruit. Generally weakens tree. Fungi that cause cedar-apple rust complete part of their life cycle on red cedar trees where in spring they cause large, bright orange, sticky lesions at the end of branches. Solution: Cedar-apple rust can be reduced by removing nearby eastern red cedar trees. Apply Soap-Shield® Fungicidal Soap […]

Angular Leaf Spot (Cucurbits)

Angular Leaf Spot (Cucurbits) Description: Angular to irregular water-soaked spots form in the leaves. When moist, droplets of bacteria ooze from the underside of lesions and dry to a white residue. The lesions later turn gray to brown, dry, and tear away, leaving large irregular holes. The bacterium overwinters in diseased plant refuse and on the seed coat. Disease is […]