Evergreen trees such as pines, spruce and cedar often are most enjoyed during the Christmas holiday season. The bright lights, shining star and wide array of ornaments adorn the tree, helping to ...

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 ...

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 ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...

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.

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 ...

I was recently sent a photo of what looked like some sort of alien growth on a cedar tree, described by the proud owner of this tree as gelatinous tree anemones. This is an apt description as they do ...