Falling down: Trees really don’t care whether or not you think their leaves are pretty. November 16, 2015 at 2:58 a.m. by Celia Storey ...

Why do they turn noticeably yellow and brown, ... “None of this would happen without the plant hormones ... Nothing’s wrong — provided you know a little about how to read the tree leaves.

Leaves of many of our trees went straight from green to dead brown this fall when a flash freeze hit on Nov. 11. Here's why they're still hanging on ...

Q: Most years, my hawthorn tree gets lots of brown patches on the leaves. It always seems to grow normally, though, so I wonder if this is a disease I need to worry about?

My birch tree has developed a yellowish color to the leaves. It also has been dropping a lot of brown leaves over the last couple of weeks. Are these two problems connected? What is wrong, and what… ...

American beech trees, like a few other trees, hang onto their leaves regardless of the season. Nicholas A. Tonelli / Flickr / CC BY 2.0 ...

I have a lemon tree that is 10 years old and seems to have suddenly died. The leaves are brown and hanging down. There is still plenty of fruit on the plant.