This is a paid asset, but now you can download Stylized Forest Textures – RPG Environment for FREE, but please remember this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Detail this asset from Unity Store: Original Link
Stylized Forest Textures – RPG Environment v1.0
25 Stylized Forest Textures & Materials
Content:
3x Grass
3x Mud/Dirt
3x Cliff
1x Grass & Flowers
1x Grass & Rocks
1x Dirt & Rocks
1x Root
1x Sand
2x Village Stone Path
1x Grass & Dirt
1x Grass & Cliff
1x Grass & Sand
1x Grass & Root
1x Dirt & Cliff
1x Dirt & Sand
1x Dirt & Root
1x Cliff & Sand
1x Grass & Flowers & Dirt
Each texture is 2048×2048
Provided Maps: Base Color, Ambient Occlusion, Height, Normal, Roughness