Alan Buckingham, author of Allotment Month By Month, advises in the January section of his book that gardeners should inspect apple and pear trees for signs of canker and remove any infected wood ...

While you're pruning your apple trees in late winter or early spring, watch for cankers and remove any damaged stems. Pruning ...

There are three major types of diseases that affect blue spruce trees: needlecasts, tip blights, and canker diseases. The two ...

Vice chair of the Tree Committee Richard Frenkel knows that when it comes to diagnosing trees, the work is no laughing matter. The town, which has been coordinating with local arborists and the ...

Jillian Patrie | University of Minnesota Yard and Garden Extension ...

2). As the bacteria spread into woody tissue, dark, sunken sections of the stem (cankers) expand, working their way back toward the trunk from infected leaves and flowers. Leaves attached to a ...

"The Pitch Canker is a type of wound that stress the ... Smith said that 50% of the trees are affected in the park. Due to the size of the Reserve, the Park Service is collaborating with other ...