What causes spots on apple tree leaves, or lesions on fruits? Learn about apple scab disease and how to treat it and prevent it.

Apple scab can progress to the leaf petioles and fruit pedicels, causing early leaf and fruit drop. Apple scab becomes more visible as the tree’s canopy thins in mid-to late summer.

Master Gardener Sue Morris: Rains made apple scab infections worse in Minnesota To lessen problem next year, remove or mow apple leaves to make it easier for microbes to break the leaves down. And ...

References [1] Comparative metabolomics of scab-resistant and susceptible apple cell cultures in response to scab fungus elicitor treatment. Scientific Reports (2018).

When bacteria get beneath a scab, the wound can become infected. Learn about how to tell if a wound is infected, what to do, and when to contact a doctor here.

Apple scab caused by the fungus Venturia inaequalis is economically the most destructive disease in apple production worldwide. Apple scab control requires multiple applications of fungicides ...

1: It’s better for commercial growers and homeowners because they don’t need to spray to treat apple scab. 2: It’s better for eaters of the apples who don’t have to consume any residual ...

A new wheat variety released by Oklahoma State University will help eastern and northern Oklahoma farmers combat the small grain fungal disease fusarium head blight, also known as head scab.

Scabs and sores on your scalp can be itchy and concerning. We talked to doctors about the causes and medical treatments for scalp scabs.

Ask a Master Gardener: Scab hits Northland crab apple trees The wet spring and early summer were the perfect conditions for the fungus.

Purdue Landscape Report: Recently a homeowner in Hamilton County posted on the Indiana Native Plant Society Facebook page with concerns about aphids, mites, and apple scab in her maple and oak trees.