Author Archives: Aaron J. Palmateer

About Aaron J. Palmateer

Aaron J. Palmateer is an assistant professor and extension specialist in ornamental plant pathology at the University of Florida, IFAS (Institute of Food and Agricultural Sciences). Palmateer can be reached at

Downy Mildew Keeping Diagnostic Clinic Busy

Downy mildew has moved into Florida and is currently devastating impatiens in the landscape. I first encountered the disease on January 13, when a landscape sample from Palm Beach County was submitted to the Florida Extension Plant Diagnostic Clinic. Over the next week, samples started coming in from all over Palm Beach County, where it