Compiled by Brian Hudelson and Dante Tauscheck
The following diseases/disorders were identified at the Plant Disease Diagnostics Clinic from January 17, 2026 through January 123 2026.
Broad-Leafed Woody Ornamentals
No New Diseases
Field Crops
No New Diseases
Forage Crops
No New Diseases
Fruit Crops
No New Diseases
Herbaceous Ornamentals
Plant: Bleeding Heart
Disease/Disorder: Phytoplasma Disease
Pathogen: Unspecified phytoplasma
County: Ottawa (MI)
Houseplants
Plant: Hibiscus
Disease/Disorder: Anthracnose
Pathogen: Colletotrichum sp.
County: Milwaukee
Plant: Mandevilla
Disease/Disorder: Anthracnose
Pathogen: Colletotrichum sp./Glomerella sp.
County: Milwaukee
Needled Woody Ornamentals
No New Diseases
Vegetable Crops
No New Diseases
Specialty Crops
No New Diseases
Miscellaneous
No New Entries