Cedar apple rust is a fungal pathogen that gets its name from a life cycle infecting cedar trees, then plants in the Rose family and back again. This year, spring weather conditions promoted the ...

Fruit trees will soon bud out. If a tree had a fungal leaf disease last season, and it resulted in severe and early leaf loss, spring is an important time to apply fungicides if that is the control ...

Q: I have two apple trees in my yard that have recently developed orange specks on the leaves and started dropping young apples. Chase Weber, Braselton A: I’m confident you are seeing the signs of ...

Cedars have a thing for apples. Apples have a thing for cedars. And when it rains, it shows. Cedar-apple rust is something that likely is showing after rains of recent weeks. Skiatook naturalist David ...

Some of us are starting to notice yellow-orange spots on the leaves of their ornamental or fruiting pear trees. These spots begin in the late spring on the upper surface of leaves, approximately 1/8 ...

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 ...

If you have cedar trees in your landscape, it may be a good time to go look at them. You may notice a large orange mass with projections all over it. Aliens have not landed, so do not be alarmed! It ...

Q: Last year I learned I had rust on my serviceberry and hawthorn trees. What do I look for this year to prevent that? A: It’s hard to prevent rust infections on vulnerable plants unless you are ...

Q: My eastern red cedar has a type of pod growing on several of the stems. This growth occurs in much smaller numbers on some of the other trees. This particular tree appears to be stressed with green ...

With our recent rainy weather, you may have noticed bright orange orbs with gelatinous tendrils on our native eastern red cedar and ornamental cedars (Juniperus spp.). These are the galls of the cedar ...