How extreme weather leaves a lasting mark on trees and shrubs POZNAŃ, Poland — In the Arctic’s harsh borderlands, where trees ...

Scientists studying pine trees and juniper shrubs in northern Scandinavia are revealing the weather of the past by looking at tree rings — which can tell us far more than just the trees’ age. ‘Blue’ ...

If you're growing hydrangeas in your yard, you probably already know that you can alter the color ... tree, you might be wondering whether this is causing your hydrangea blooms to stay blue ...