Images for Pyracantha scab, powdery mildew and cercospora leafspot have already been posted to the site. Please use the search function to locate these images.
Tag Archives: powdery mildew
Disease Hotline Issue 11
Powdery mildew on Coreopsis.
Powdery mildew on dogwood. Photos for powdery mildew are from Bob Mulrooney, University of Delaware.
Photos for anthracnose on ash and Dutch elm disease have previously been posted. Please use the search function to locate these images.
What’s Hot HL Issue 8?
Images for Powdery mildew, crabapple scab and sycamore anthracnose have already been posted to this site. Please use the search function to find these photos.
Disease Hotline Issue 7
Picture to the left is of beech anthracnose. Photo provided by Nancy Gregory, University of Delaware, Plant Diagnostician
Photos for Apple scab, sycamore anthracnose & powdery mildew have been posted to the website previously. Please use the search function to locate images.
What’s Hot HL Issue 21
Powdery mildew. Photo by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Japanese Maple scale on holly. Photo by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Tuliptree/magnolia scales on magnolia. Photo by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware