Leaves from other trees are being removed making it so you can't chop the trees that lost their leaves down.

Mod Version: https://modrinth.com/mod/pandas-falling-trees/version/0.12.5
Fabric: 1.20.1 | 0.15.11 | 0.92.2+1.20.1

Video (Should explain itself): https://streamable.com/bu5qut
Tree/Biome in video: https://modrinth.com/mod/regions-unexplored/version/0.5.5+1.20.1

This is also a 2 in 1 issue. Wide range causes massive issues mainly on 'larger trees' especially when using Jade. See: Snownee/Jade#434

Sorry about the wait and thanks for reporting it.
I'll see if I can fix this.