Overgrowth Patch 3.5 is a release file of the Minecraft resource pack Overgrowth 32x [1.18+], made for Minecraft 1.17, 1.16.5. It was published on February 12, 2021 and is 33.6 MB in size. For the full description, screenshots and every other version, visit the Overgrowth 32x [1.18+] resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.