Q: Can you tell me what is wrong with my crab apple tree, and what I should do about it? The leaves started turning yellow earlier this summer and now there are hardly any leaves left. It looks awful.

Apple scab is one of the most common apple and crabapple diseases that gardeners have to deal with. Apple scab is caused by the fungus Venturia inaequalis. It will attack any varieties of crabapple ...

ST PAUL, Minn. — In your own yard or driving around looking at someone else's trees, you might have noticed that crabapples look terrible this year. Absolutely terrible. The culprit is a fungal ...

Extremely popular in the North, crabapple trees provide four seasons of backyard interest. This beautiful tree’s spring blooms are often so robust that they completely hide the branches. Abundant, ...