Ponderosa Pine Trees Are Missing Large Patches Of Bark

Question From: Pagosa Springs, Colorado, United States
Q: large patches of bark missing from ponderosa pine trees.

A: Susan, If they were my trees I would get an onsite inspection from a trained tree doctor, a certified arborist. To find one in your area go to www.tcia.org and enter your zip code. Best And Happy Yardening, Nancy