Here is a seamless and tileable 4k texture set for gravel turf areas. Created at work for our visualization projects. Made in Blender-2.8
https://www.artstation.com/3dhaupt/albums/872569
Gravel Lawn 1 (High Poly) for Texture Baking in Blender-2.8
Gravel Lawn Texture (1) Texture Set (41)