Pine pitch moth larvae. Not fun to remove. Lumps of pitch they cause hide them.
This shows were the term root plate comes from. Storm blew this Hemlock over.
Can kill maples like Vine or Japanese maple. Sometimes dark streaks are present.
Construction company trailer was backed into this Cedrus trunk.
Bark trim. An entire 4" strip on the left was separated.
What ended the life of this Birch. Probably repetitive topping, plus root damage.
From the topping. Decayed so much that it's like soil. This was the upper 6 foot area.
The decay shows in each piece. This birch had decay moving upward from root damage too.