UW-Madison/Extension Plant Disease Diagnostic Clinic (PDDC) Update July 26, 2024
The following diseases/disorders were identified at the PDDC from July 20, 2024 through July 26, 2024.
PLANT/SAMPLE TYPE | DISEASE/DISORDER | PATHOGEN | COUNTY |
FRUIT CROPS | |||
Apple | Apple Scab Frogeye Leaf Spot Honeycrisp Leaf Mottle | Venturia inaequalis Botryosphaeria obtusa None | Winnebago Dane Winnebago |
Currant | Gloeosporidiella Leaf Spot Phyllosticta Leaf Spot Septoria Leaf Spot | Gloeosporidiella sp. Phyllosticta sp. Septoria sp. | Brown Brown Brown |
Grape | Black Rot Downy Mildew | Phyllosticta ampelicida Plasmopara viticola | Bayfield Price |
Raspberry | Root/Crown Rot | Phytophthora sp., Pythium sp., Cylindrocarpon sp. | Dane |
To learn more about plant diseases and their control, as well as PDDC educational resources and activities, visit the PDDC website at pddc.wisc.edu, follow the clinic on Facebook and Twitter @UWPDDC or email pddc@wisc.edu to subscribe to the PDDC listserv “UWPDDCLearn”.
This article was posted in Disease and tagged Apple Scad, Black Rot, Brian Hudelson, Dante Tauscheck, disease, Downy mildew, frogeye leaf spot, Gloeosporidiella Leaf Spot, honeycrisp leaf mottle, PDDC, Phyllosticta Leaf Spot, Plant Disease Diagnostic Clinic, Root/Crown Rot, Septoria Leaf Spot.