Cut of a heartwood tree trunk.

Cut tree stump with decay in the heartwood in the centre of the tree making the tree rotten and unsafe. Background of dead leaves Stock Photo - Alamy

Is this walnut tree healthy or not? (Is the dark spot inside heartwood, or something else?) : r/wood

Heart Wood Tree - Free photo on Pixabay - Pixabay

Cut of a heartwood tree trunk.

The central part of the Tunka rift basin (based on SRTM digital

Sergiy LEVCHENKO, Docent, National Aviation University, Kyiv, Department of Chemistry and Chemical Technology

Wood Structure

How to Choose Lumber - the Different Cuts and Where to Use Them

Blog

Verticillium Wilt and the Redbud

Heart rot - Wikipedia

Cut of a heartwood tree trunk.

Katherine KUKSA, Associated Professor, PhD, Saint Petersburg State University, Saint Petersburg, SPBU, Department of Geomorphology