Unseasonably wet weather causes outbreak, and growers are warned it can spread to peaches.

Oregon State University researchers developed molecular tools to work with commercially available kits that allow the user to quickly and effectively test plants for the disease, using a dipstick that reveals the presence of the pathogen within minutes.

Learn how to identify, the survival and spread, as well as management methods for this disease.

While nature always finds a way to adapt, science continues to find other ways to cope.

Disease is on the rise this season and can affect any propagated plant material.

Disease-fighting bees and the deadly citrus psyllid were at the center of two recent, research-fueled out-of-office adventures.

Scientists identify more species of pests that vector deadly fungus.

Learn how to identify, the survival and spread, as well as management methods for this malady.

With bloom underway, the risk for fire blight and scab are high.

The eventual spread of Huanglongbing (HLB), or citrus greening, to commercial groves in California seems inevitable. But the […]

Editor’s note: Wendy Zellner made an in-depth presentation on silicon and its use as a biocontrol agent in […]

Learn how to identify, the survival and spread, as well as management methods for this vegetable disease.

These smart strategies play off the science behind infestations, instead of merely treating symptoms.

A Washington State University project aims to improve yields and increase tolerance to Verticillium wilt with grafted plants.

We sent out a call to vegetable pathology Extension agents to let us know which diseases are top of mind for growers. Here’s what we learned.

Scientists find naturally occurring repellent that could keep disease-carrying beetles at bay.

Learn how to identify, the survival and spread, as well as management methods for this malady that goes by many names.

Learn symptoms, causal agents, and control measures for black rot, Alternaria leaf spot, and downy mildew.

Learn how to identify, the survival and spread, as well as management methods for this vegetable disease.