The red potatoes are on the small side, but don’t seem to have scab. Could the issues with the tomatoes and potatoes be related to the compost that I added? It was purchased from a gardening ...

Home gardeners in our area are no strangers to plant diseases. Each year, I review afflicted plants and their fruits. In the ...

A tomato plant poked by a haustorium, however, panics. A patch of cells on the stem elongate and burst, forming a scab that stops the intruder. The haustorium stalls and eventually dies.