Compiled by Brian Hudelson and Dante Tauscheck

The following diseases/disorders were identified at the Plant Disease Diagnostics Clinic from March 29, 2025 through April 4, 2025.

 

 

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Broad-Leafed Woody Ornamentals

Plant:  Beech (European)
Disease/Disorder:  Phytophthora Canker
Pathogen:  Phytophthora cactorum
County:  Milwaukee

Plant:  Oak (White)
Disease/Disorder:  Brittle Cinder (Suspected)
Pathogen:  Kretzschmaria deusta
County:  Dane

Plant:  Serviceberry
Disease/Disorder:  Lichens
Pathogen:  None
County:  Dane

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Field Crops

No New Diseases

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Forage Crops

No New Diseases

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Fruit Crops

Plant:  Grape
Disease/Disorder:  Phomopsis Cane and Shoot Spot
Pathogen:  Phomopsis sp. 
County:  Sauk

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Herbaceous Ornamentals

No New Diseases

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Houseplants

No New Diseases

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Needled Woody Ornamentals

Plant:  Spruce (Blue)
Disease/Disorder:  Diplodia Shoot Blight and Canker
Pathogen:  Diplodia sp. 
County:  Dane

Plant:  Spruce (Blue)
Disease/Disorder:  Phomopsis Canker
Pathogen:  Phomopsis sp. 
County:  Dane

Plant:  Spruce (Unspecified)
Disease/Disorder:  Rhizosphaera Needle Cast
Pathogen:  Rhizosphaera kalkhoffii
County:  Dane

Plant:  Spruce (Unspecified)
Disease/Disorder:  Water Stress (Suspected)
Pathogen:  None
County:  Dane

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Vegetable Crops

No New Diseases

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Specialty Crops

No New Diseases

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Miscellaneous

No New Reports

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