List of hydrangea diseases

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This article is a list of diseases of hydrangeas (Hydrangea macrophylla).

Bacterial diseases[edit]

Bacterial diseases
Bacterial blight Pseudomonas solanacearum
Bacterial leaf spot Pseudomonas cichorii

Fungal diseases[edit]

Fungal diseases
Bud and flower

Cercospora hydrangeae
Corynespora cassiicola
Phyllosticta hydrangeae
Septoria hydrangeae

Powdery mildew

Erysiphe polygoni

Root rot

Pythium spp.

Rust

Pucciniastrum hydrangeae

Southern blight

Sclerotium rolfsii
Athelia rolfsii [teleomorph]

Viral diseases[edit]

Viral diseases
Phyllody Hydrangea ringspot virus
Ringspots Hydrangea ringspot virus
Tobacco ringspot virus Tomato spotted wilt virus

References[edit]