Semper Virens. Heartwood. A knotty growth of bark, the burls are filled with unspotted bud tissue—should a redwood tree fall, a burl can sprout a new tree. The burls, which fetch thousands of ...

The bark can be up to 12 inches thick and contains ... You will often see clusters of coastal redwood trees. The roots intertwine with one another. The trees work together with such a shallow ...

Islam and George Massoud discuss their recent experiments, using timber byproducts such as bark to create additive-free ply, ...