OSU Logo

Month: Oct
Year: 2010
State: OR
County: Marion
Grower: Greenhouse
Host Category: herbaceous ornamentals
Host Common Name: hydrangea
Host Scientific Name: Hydrangea arborescens
Symptoms: leaf spots
Parts affected: leaf
Primary Pathogen Category: fungus
Diagnosis Common Name: leaf blight
Diagnosis Scientific Name: Phoma exigua
Popular Search Terms: