Tree moss is extremely common. It’s not always necessary to see tree moss as a concern with your trees in Oregon, but you should keep yourself informed when it comes to tree moss.
5 Ways to Stop Moss Growth on Trees
9 Types of Moss for a Colorful, Textural Garden
Lichen On Your Trees: Good or Bad? - LAM Tree Service - Evergreen, CO
Lichen has a lot to tell you about your trees
7 Reasons To Grow Sphagnum Moss & How To Grow It
A healthy tree grows no moss, or lichens
Lichen And Moss On Fruit Trees: Is Fruit Tree Moss Dangerous
Mushrooms at tree base point to root problems
Should you worry about lichens, moss, algae on trees?
Spanish moss is not a detriment to trees