Here are some of the maps I created for the first of my Avonlea Hills set props. In the process of passing it through Hexagon to adjust the default scale, the set became rotated 90° and flipped horizontally, but I found a way to work with it anyway.
Diffuse
Normal
Displacement
Bump
Specular
Roughness
Slopes - Grass Mask
Basin - Sand Mask
Terrain - Final Build in World Machine