Oak trees pack and Pine trees pack by LOLIPOP (Sketchfab)
https://sketchfab.com/3d-models/none-a5e4e64f9f1d4089bdcc6170a9333393
https://sketchfab.com/3d-models/none-e1e9c07b8e2e445c943fec660beefba2
License: Creative Commons Attribution (CC BY).
Adapted: selected one LOD2 tree per species, resized and converted meshes and textures.