Here is a tool that will allow you to truly enhance your environment.
Details are generally referred to visual/non-interactive objects on the terrain, such as rocks, grass, flowers, mushrooms, etc.
When I say noninteractive, I literally mean that there is no way to interact with them: they don't cast shadows or have collision detection.
There are two variations of details according to Unity: Grass and Detail, which are essentially texture and mesh-based objects.
Let's start by creating ...