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 ...

For the first time in Minnesota, a disease that affects apples, crabapples and junipers has been confirmed in three counties. According to the Minnesota Department of Agriculture (MDA), Japanese apple ...

An orange, gooey fungus will soon coat Missouri trees after rain; cedar-apple rust spreads between cedars and apple trees.

The leaves of my apple tree have odd spots on them. What is this and what can I do about it? Although there are other possibilities, cedar-apple rust is a possibility, given your description, the wet ...

Cedar-apple rust is one of several plant diseases that are all caused by different species of a fungus called gymnosporangium. All of these diseases are referred to as gymnosporangium rust diseases.

Apple trees provide delicious fruit, but are susceptible to many diseases. If you have a small yard, try this pot-friendly ...