Dried leaves, bark scraps, fallen walnuts — just about everything on the forest floor looked like a morel. I was roughly 40 ...

In my previous column, "Spring watchfulness is key for trees and gardens," I touched on a big subject. In the intervening two ...

Wild Side column: But with elms scarce in Eastern Iowa, mushroom hunters need to find alternatives It’s humbling to realize ...

Pests are ravaging keystone species like ash, elm, and beech. But researchers are breeding the survivors into more resilient ...

Two physicists from the Technical University of Denmark have found that leaf shape is a determining factor in the distance ...

Siberian elm (Ulmus pumila) is an invasive tree native to northeastern Asia. It was introduced into the U.S. in the 1860s for ...

Shape and symmetry help determine where a leaf lands — and if the tree it came from can recoup the leaf’s carbon as it decomposes.

A historian once suggested a Liberty Tree replace Uncle Sam as America’s symbol of identity. Now, Centre County has its own Liberty Tree of sorts.