Problem

Publication

Cedar-apple rust

Department of Plant Pathology,
North Carolina State University, Bugwood.org
Cedar/Apple Rust
(Gymnosporangium)
Backyard Apple & Pear Disease, Pest, and Cultural Practices Calendar
Botryosphaeria canker

John Ruter, University of Georgia, Bugwood.org
Canker
(Botryosphaeria)
Canker Sampling of Trees and Woody Ornamentals
Spruce spider mite

Eric R. Day, Virginia Polytechnic Institute and State University, Bugwood.org
Spider MiteSpider Mites on Landscape Plants
Phytophthora root rot

John Ghent, John Ghent, Bugwood.org

Root Rot
(Phytophthora)

Phytophthora Root Rot
Kabatina blight

Cheryl Kaiser, University of Kentucky, Bugwood.org
Twig Blight
(Kabatina)
Twig Blights of Juniper
Phomopsis blight

USDA Forest Service - Region 2 - Rocky Mountain Region , USDA Forest Service, Bugwood.org

Twig Blight
(Phomopsis)

Twig Blights of Juniper
Lorraine Graney, Bartlett Tree Experts, Bugwood.org

Lorraine Graney, Bartlett Tree Experts, Bugwood.org

Juniper Scale

Juniper Scale
Minnesota Department of Natural Resources - FIA , Minnesota Department of Natural Resources, Bugwood.org

Minnesota Department of Natural
Resources - FIA , Minnesota Department
of Natural Resources, Bugwood.org

Environmental
(Winter Drying)

Leaf Scorch and Winter Drying of Woody Plants