If you don’t want your grass to be a flat plane, you can use the technique epic used for the carpet in the realistic rendering demo,
or take a look here: Nature Environment in UE4 - Content Creation - Unreal Engine Forums
If you don’t want your grass to be a flat plane, you can use the technique epic used for the carpet in the realistic rendering demo,
or take a look here: Nature Environment in UE4 - Content Creation - Unreal Engine Forums