Comes with high resolution 2048x2048 Diffuse map that is also used as a secular and bump map to save memory.
This comes with two levels of detail and is animated.
You can easily duplicate the wheat with the hair particle emitter and get a pretty passable realistic wheat field instantly.
Obviously render times increase with the duplication of the model. When you duplicate the models the render times increase- for this I recommend using the lowest level of detail, which is simply 1 single face