Many of you may be noticing large yellow-orange spots with red borders on the upper sides of your apple tree leaves. If you turn these leaves over you, will see spots on the underside as well ...

Prominent orange spots that have appeared on the leaves of some of your crab apple and apple trees may look interesting, even decorative, but they're no good for the plant. They're symptoms of ceda… ...

What is causing it and what can I spray? — 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.

Knowing how to grow an apple tree means you enjoy success with one of the most popular fruits in the world. Apple trees are grown globally and, as there are thousands of cultivars of cooking ...

The problem with cedar apple rust is the infection on apple and crab apple trees. The disease causes round, bright orange 1/4-inch-diameter lesions on the leaves.

Bright orange growths on juniper trees and shrubs are signs of a fungal disease called cedar-apple rust that involves both junipers and apple trees. Later in the summer, the disease can mar the ...

As its name implies, cedar apple rust needs both a cedar-type tree (junipers also will work) and an apple-type tree (depending on the exact variety of rust, apples, crabapples and other members of ...

Fall has come early for many homeowners with ash trees on their properties. First, the leaves sprouted orange dots. Now, many have shed most if not all of their leaves.

Cedar apple rust does little harm to cedars or junipers. Apple leaves will become pale and fall off the tree. Many apple cultivars are resistant to cedar apple rust.

Apples and crabapples are often infected by apple scab and cedar apple rust. Both cause spots to develop on leaves followed by leaf yellowing and dropping throughout the season.

As rust has developed, symptoms are more easily recognized with yellow-haloed orange spots on leaves and early leaf drop. Tree owners’ questions center on “What is this and how do I treat it?” ...