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Fact Sheets - Diseases
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Anthracnose
Birch Anthracnose
Dogwood Anthracnose
Elm Anthracnose
Maple Anthracnose
Oak Anthracnose
Sycamore Anthracnose
Phytoplasmas
Ash Yellows
Elm Yellows
Rust Diseases
Ash Rust
Cedar-Apple Rust
Cedar-Hawthorn Rust
Cedar-Quince Rust
Spruce Needle Rust
White Pine Blister Rust and Ribes Species
Vascular Wilts
Dutch Elm Disease
Fusarium Wilt of Fragrant Sumac
Verticillium Wilt
Needle Casts & Blights
Arborvitae Needle Blight
Brown Spot Needle Blight
Cryptocline Needle Blight
Delphinella Shoot Blight
Dieback of Eastern White Pine
Kabatina Blight
Lophodermium Needle Cast
Meria Needle Cast
Phomopsis Blight
Ploioderma Needle Cast
Rhabdocline Needle Cast
Rhizosphaera Needle Cast
Septorioides Needle Blight
Stigmina Needle Cast
Stem & Branch & Trunk Cankers
Beech Bark Disease
Black Knot of Prunus
Botryosphaeria Canker
Cytospora Canker
Diplodia Blight of Conifers
Fire Blight
Nectria Canker
Phomopsis Canker
Phytophthora Bleeding Canker
Phytophthora ramorum
Target Canker of Hardwoods
Thyronectria Canker
Leaf Spots & Blotches & Blights
Apple Scab
Beech Leaf Disease
Black Spot of Rose
Brown Rot of Stone Fruits
Exobasidium Gall of Rhododendron and Azalea
Guignardia Leaf Blotch
Hawthorn Leaf Spot
Oak Leaf Blister
Ovulinia Petal Blight
Peach Leaf Curl
Phyllosticta Leaf Blotch
Phytophthora Dieback
Powdery Mildew
Pseudocercospora leaf spot of Mountain laurel
Tar Spot of Maple
Tubakia Leaf Blotch
Venturia Leaf and Shoot Blight of Aspen
Volutella Blight
Root & Crown Diseases
Crown Gall
Phytophthora Root and Crown Rot
Miscellaneous
Fungi in Mulches and Composts
Sooty Mold
Wetwood and Slime Flux
Root & Trunk Rot Diseases
Armillaria Root and Butt Rot
Canker-Rot caused by Rigidonotus glomeratus
Red Ring Rot of Eastern White Pine caused by Porodaedalea
Root and Butt Rot caused by Bondarzewia berkeleyi (Berkeley's Polypore)
Root and Butt Rot caused by Ganoderma sessile
Root and Butt Rot caused by Grifola frondosa (Hen of the Woods)
Root and Butt Rot caused by Kretzschmaria deusta
Root and Butt Rot caused by Laetiporus cincinnatus & L. sulphureus (Chicken of the Woods)
Root and Butt Rot caused by Niveoporofomes spraguei
Root and Butt Rot caused by Phaeolus schweinitzii
Root and Trunk Rot caused by Ganoderma applanatum (Artist's Conk)
Trunk Rot caused by Cerioporus squamosus (Dryad's Saddle)
Trunk Rot caused by Climacodon septentrionalis
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