The spots may first appear as a blister or raised spot, particularly on the undersides of leaves, but may occur on the top side as well as on the stems. Eventually, the blister develops a rust-colored ...

One disease that zinnias are susceptible to creates rust-colored spots with grayish, white centers that drastically affect ...

Question: I purchased six basil plants (2 per pot ... there were areas of browning to the leaves on one side. Any idea what is causing this and what to do about it? I’d like to make some ...

My basil plants started getting ... are diffuse yellow areas on the top side of leaves, with the plants taking on an overall sick look, and brown spots as the disease progresses.

found lower leaves in canopy of a field of continuous corn, surrounding a single tar spot (black arrow). Photo credit. Darcy Telenko Corn pathologists have been tracking the movement of southern rust.

C.B. A. The orange and red spots on your apple tree leaves are lesions caused by the cedar apple rust fungus, Gymnosporangium juniperi-virginianae. This fungus needs two different host species ...

This is the first sign of a very common disease called the Fig Rust Fungus, which has come early this year. Early disease symptoms are leaves that develop small yellow to yellow-green spots that ...

Leaf rust disease is caused by a fungal pathogen Phakopsora euvitis. Symptoms of the disease initially are brown spots on the upper side of leaves. Corresponding to the spots on the underside of ...