Heartwood and Heart Rot Part 1 Are they Important to Arborists
BY KEVIN T. SMITH, PH.D., CHRISTOPHER J. LULEY, PH.D., AND TOM DRAVES
Tree care professionals frequently assess or estimate the strength of wood within a living tree or standing snag. This is often quite informal, with training and experience that guides decisions to remove or retain a major stem, or where to tie off lines and place a felling hinge. This article will look at the importance of heartwood and how it can impact decisions where wood strength and decay status might affect tree care practices.
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