There have been reports that 2024 has been a bad year for apple scab in both fresh-eating apples and crab apples. Apple scab infections on fruit start off olive-green and turn into a rough, cork-like ...

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.

This has been one of the worst years for disease that I can remember as a gardener. Both here at the Garden and throughout the Chicago area, I have noticed many crabapples as well as serviceberries ...

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 ...

Q: I have a white flowering crab that we’ve had for about 20 years. Can you tell me what could possibly be wrong that’s causing the leaf problems, and is there anything I can do? — Christine W. A: We ...

Q. I know that flowering crabs are subject to injury from fire blight. My crab is resistant to apple scab disease, but it is looking pretty sick now having lost maybe 1/3rd of its leaves, so I am ...

Planting fruit trees can bring a bountiful harvest to your yard. You can pick your own apples, peaches, pears, oranges, figs, ...

Q. I enjoy the Plant Medic column. Do you have any knowledge about the sad condition of crabapple trees in the Allen County area? Is there a blight going amongst them? A. Crabapples are native to both ...