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 ...

Japanese apple rust, a disease affecting apple and crabapple trees, as well as junipers, left this spot on the leaves of a tree. The finger-like projections on the back of the leaf produce fungal ...

WEST LAFAYETTE, Ind. - There are hundreds of choices when picking a crabapple tree from the nursery, but a Purdue University expert says only a handful are resistant to a widespread fungus or other ...

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.

The best way to avoid flowering crabapple tree problems is to select a cultivar that is resistant to the common diseases. Many of the new cultivars are resistant to or tolerant to scab, fireblight and ...

Kansas City is used to rainy spring days, but with so much rain in the forecast, you may have noticed something strange popping up on some of your trees. It’s an orange or red, alien-looking form, ...