Im a 3d and 2d modeler and i create maps thats about it at the moment.
grass i made using blender still practicing getting varying colours and lengths...so far not to bad got the lengths pretty much there still a bit weird at min. Oh and BTW i had to sharpen the image using photoshop so were the light shined it is a bit too bright just ignore that =P.
If you want to learn some blender for free just message me. Obtain blender free from Blender.org