Compiled by Brian Hudelson and Dante Tauscheck
The following diseases/disorders were identified at the Plant Disease Diagnostics Clinic from February 21, 2026 through February 27, 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: Impatiens (New Guinea)
Disease/Disorder: Root Rot
Pathogen: Pythium sp.
County: Adams
Houseplants
No New Diseases
Needled Woody Ornamentals
Plant: Fir (Unspecified)
Disease/Disorder: Gelatinosporium Canker
Pathogen: Gelatinosporium sp.
County: Shawano
Plant: Fir (Unspecified)
Disease/Disorder: Rhizosphaera Needle Cast
Pathogen: Rhizosphaera sp.
County: Shawano
Plant: Hemlock (Canadian)
Disease/Disorder: Phomopsis Canker
Pathogen: Phomopsis sp.
County: Dane
Vegetable Crops
No New Diseases
Specialty Crops
No New Diseases
Miscellaneous
No New Entries