Kansas City is used to rainy spring days, but with so much rain in the forecast, you may have noticed something strange popping up on some of your trees. It’s an orange or red, alien-looking form, ...

QUESTION: Does cedar apple rust actually harm the cedar tree or is it just unsightly? We planted a crabapple tree nearby a few years ago, and now the cedar has a lot of those rust galls. If the rust ...

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 ...

Image of the Day: Cedar-apple Rust Wind shuttles spores released from a gall on an apple tree to a cedar tree in order to complete the life cycle of the devastating cedar-apple rust.

ST. LOUIS — Hikers out among Missouri's trees will soon begin to notice an orange goo encroaching on trunks and even dripping from branches, according to the Missouri Department of Conservation.