Apple scab, caused by the fungal pathogen Venturia inaequalis, remains one of the most significant challenges to apple production globally. Intensive research has elucidated the complex interplay ...

ST PAUL, Minn. — In your own yard or driving around looking at someone else's trees, you might have noticed that crabapples look terrible this year. Absolutely terrible. The culprit is a fungal ...

There have been reports that 2024 has been a bad year for apple scab in both fresh-eating apples and crab apples. Apple scab infections on fruit start off olive-green and turn into a rough, cork-like ...

Long stretches of humid weather can increase pests and disease, but growers have the tools to control outbreaks.

Q: Can you tell me what is wrong with my crab apple tree, and what I should do about it? The leaves started turning yellow earlier this summer and now there are hardly any leaves left. It looks awful.

Many homeowners enjoy growing their own fruit, but they have also learned that they require a lot of care to approach the quality of products obtained from a commercial orchard or grocery store.