The Royal Horticultural Society explains: "Apple canker is a disease caused by a fungus, Neonectria ditissima, which attacks the bark of apples and some other trees, causing a sunken area of dead ...

Q: I came back from vacation and my Gala apple ... tree also has some black spotting under the bark. I’m hoping it’s not damaged from fire blight. A: It looks like an older fire blight disease ...

According to the Royal Horticultural Society: "Apple canker is a disease caused by a fungus, Neonectria ditissima, which attacks the bark of apples and some other trees, causing a sunken area of ...

These fruit trees are all susceptible to diseases that cause red or brown spots in leaves and dieback of twigs and branches. Sometimes there are splits in the bark and sometimes there are brownish ...

Gardeners with apple or pear trees are being warned to check them in January for a potentially deadly disease. Alan Buckingham, author of Allotment Month By Month, advises in the January section ...

The list of diseases attacking trees in the Pacific Northwest grows every year. A pathogen new to Pierce County brings an added concern: It can injure people. A research project using citizen ...