Cut into the trunk of a pine tree, and you will see a familiar series of concentric rings, each corresponding to a season of growth. But not all stumps tell the same story. A study published in ...

As mentioned in my previous column ("Strong Wind Finds Faults in Trees," Feb. 12), this concept has been percolating in my mind for a long while: Certain aspects of tree structure seem almost ...

Which branches — if any — should you be cutting off your young trees? You can't glue the wrong choices back on!

We’re crazy about this gorgeous botanical garden in Medellin, Colombia that was renovated in 2008 by Plan B Architects. The Orquideorama is an organically expanding wooden meshwork of modular ...