I deleted this because its just missing log support.

https://beta.curseforge.com/minecraft/mc-mods/ecologics
treeharvester-1.18.2-7.0.jar

Thanks for opening the issue and giving the mod a try! Compatibility has been added in version 7.2 of Tree Harvester.

https://curseforge.com/minecraft/mc-mods/tree-harvester/files