Danger overhead: When an old oak shows signs of rot.

The most common cause of failure of trunks, large branches and roots of trees is decay from wood rot. More than a thousand different species of fungi can cause wood deterioration and decay that destroy the plant’s internal structural components – cellulose and lignin – potentially rendering them unable to support their own weight when stressed by heavy winds or rains.

http://www.sacbee.com/entertainment/living/home-garden/garden-detective/article191668834.html

Posted on 30 de dezembro de 2017, 10:04 AM by