Anthracnose is a common spring disease on maple trees common in the landscape including red (Acer rubrum), silver (Acer saccharinum), sugar (Acer saccharum) and Japanese (Acer palmatum) maples.

We love the vibrant colors of maple trees in the fall. These deciduous beauties bring not only great color but also a recognizable leaf shape and (our favorite) whirlybird seeds that helicopter their ...

Every year I teach several winter-tree identification classes. Even though they are always held outdoors no matter how cold it is, student evaluations indicate such classes are generally fun. Showing ...

Q. My maple tree has black spots on the leaves that just appeared recently. Should I be concerned about this? What should I do? A. Sometimes wet conditions earlier in the season can cause problems ...

I have a bad habit of always looking to the future, winter isn’t over yet but I’ve found myself starting to think about signs of spring to come. As an exercise in centering myself in the here and now, ...

Q: There are multiple little bumps on most leaves on our 5-year-old maple tree. We’re thinking they’re eggs and we’re wondering how to treat the tree. — Angie K. A: The bumps on the leaves are called ...

Why do some trees not lose their leaves in winter? And why do leaves sometimes not change color in fall? Get expert answers.