Q: This happened to my Mexican plum last summer. What caused it, and what can I do to prevent it this year? A: At first glance I thought this had been caused by caterpillars, but then I decided to ...

Your photo and description indicate Septoria leaf spot, which is very common on Rudbeckia and is prevalent in Illinois. The disease begins on lower leaves and progresses up the plant but does not ...

Are the leaves of your cucumber plants wilting despite consistent watering? Do you notice brown, white, or yellow spots on the leaves or cucumbers? Your cucumber plant may be infected by bacterial, ...

There are many different types of diseases that can affect tomato plants. Backyard gardeners need to be aware of these diseases, so they do not ruin your entire crop. Even if you only have a few ...