The Minnesota Department of Agriculture (MDA) has confirmed presence of impatiens downy mildew in the state again this year. Caused by a fungus, impatiens downy mildew damages leaves resulting in ...

If you have shady areas in your landscape, you are likely familiar with a very popular, reliable and commonly grown summer bedding plant called impatiens (Impatiens walleriana). These tender ...

Downy mildew of impatiens is a serious disease in the United States, caused by the fungus-like Oomycete, Plasmopara obducens. Originally found in Europe, impatiens downy mildew was detected in ...

Impatiens’ easy-care nature, season-long bloom, and shade tolerance made it one of the most popular garden annuals. The introduction of downy mildew-resistant varieties has helped it maintain this ...

Photo courtesy of UGA CAESDowny mildew disease can destroy plant foliage and cause the leaves to curl and die. Without healthy leaves and vines, a plant is vulnerable to blisters and sunscald during ...

We generally talk about animal health in South Africa because of frequent outbreaks of animal diseases, such as ...

Vineyards in the U.S. and Europe are testing robots for disease monitoring and treatment amid climate stress and labor ...

October 2025 | Written by: Andrew Kness, M.Sc. Extension Research Assistant, Nathan Kleczewski, Ph.D. Extension Plant Pathologist, Kathryne Everts, Ph.D. Extension Vegetable Plant Pathologist Downy ...

Impatiens used to be our favorite and best-selling annual flower. They bloomed like crazy, flowered reliably even in deep shade, and were cheap, too. Then a disease swooped in midway through the 2012 ...

Ministry of Agriculture, Irrigation and Water Development has announced an outbreak of Downy Mildew Disease (DMD) that ...

A new disease is devastating stands of red apple ice plant, Aptenia cordifolia. The attractive and previously carefree ground cover is widely planted throughout Southern California, but its popular ...