and he favors delaying apple tree pruning until the time when the flower buds start swelling and through the start of leaf emergence. As Walla indicates, the risk of black rot canker fungus ...

Apple scab is one of the more common foliar diseases of trees and was a widespread problem across Wisconsin in 2024.

If you're growing fruit trees, then harvesting the (literal) fruits of your labor is the most exciting part. To speed that ...

Fungicide treatments must be repeated each year to protect susceptible trees.

In apple trees, diseases such as apple scab and powdery mildew thrive in humid, shaded conditions, while insects like aphids and codling moths prefer sheltered areas to hide in. Pruning increases ...

Also, is there a recommended fungicide for apple trees? — Jeff K. A: There are several options for controlling insects and diseases in apple trees. The Spinosad you mentioned works well on the ...