At first, he didn't find anything odd about the tree branch outside of the spiritual qi coursing through it, indicating that it was a spiritual tree and not a normal tree, though… That wasn't surprising considering the size of the tree and the fact that it was tall enough to soar above the clouds.
If he calculated the strength of the spiritual tree compared to the standard cultivation realms, its strength would be somewhere between the Early and Middle Stage of the Dao Seed Realm. Powerful, but not strong enough to pose any challenge to him, let alone powerful enough to affect someone in the Celestial Immortal Realm. Not to mention, the trees themselves might be powerful, but they were ultimately not conscious and couldn't move
