Cankers can be caused by a variety of pathogens, although most are caused by fungi, she said. Some kinds of canker diseases are specific to certain host plants, but others can affect any tree or ...

Thousand Cankers Disease (TCD) represents a major threat to walnut trees, arising from the complex interaction between the walnut twig beetle (WTB) and the fungal pathogen Geosmithia morbida.

There are five invasive diseases that Michigan residents should be aware of and keep an eye out for.

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 ...

Cankers harbor deadly bacteria that can hibernate during the winter months, a process called overwintering, and spread in the spring to new flowers.

As infections move downward from twigs and blossoms, localized cankers form on the trunk and limbs. Branch cankers become sunken and darkened and eventually cracked and creviced.

There are five invasive diseases that Michigan residents should be aware of and keep an eye out for. These species have the potential to harm Michigan’s natural resources. Four of them have been ...

MR. CLEVELAND ON THE EVILS OF THE TIME; Warns Americans of Cankers Which Threaten Nation's Life. Oct. 15, 1903 The New York Times Archives See the article in its original context from October 15 ...