Damage will occur to a pine tree if the bark is harvested. If the section is less than 25 percent of the circumference of the trunk, the tree will usually heal, the North Carolina State University Extension says. But it is best to harvest bark only from dead pine trees.
About this Author
Marie Notnats enjoys learning about new topics and teaching people new skills. She has been writing professionally since 2008. She is a professional horticulturist with a Bachelor of Science degree in horticulture from Brigham Young University. She writes for About.com, Examiner.com, eHow, and assorted gardening blogs.