Compiled by Brian Hudelson and Dante Tauscheck
The following diseases/disorders were identified at the Plant Disease Diagnostics Clinic from January 31, 2026 through February 6, 2026.
Broad-Leafed Woody Ornamentals
Plant: Boxwood
Disease/Disorder: Anthracnose
Pathogen: Colletotrichum sp.
County: Dane
Plant: Boxwood
Disease/Disorder: Volutella Canker
Pathogen: Volutella sp.
County: Dane
Plant: Oak (Red)
Disease/Disorder: White Rot
Pathogen: Grifola frondosa
County: Dane
Plant: Oak (Red)
Disease/Disorder: White Rot
Pathogen: Laetiporus sp.
County: Dane
Field Crops
No New Diseases
Forage Crops
No New Diseases
Fruit Crops
No New Diseases
Herbaceous Ornamentals
No New Diseases
Houseplants
No New Diseases
Needled Woody Ornamentals
No New Diseases
Vegetable Crops
No New Diseases
Specialty Crops
No New Diseases
Miscellaneous
No New Entries