Every object has three colors
a base color
a shadow
a highlight
Adding basic texture to the module
Some of the raw materials used in this clinic
Preparing the raw mix starts with breaking up the clump foliage into smaller pieces
Then one adds and mixes variety of turf to build a "random" combination
Adding turf to an area wetted with Elmer's Carpenter's Glue
More colors works to randomize the scene
Adding a light sprinkling of turf to clump foliage adds a variety of colors - in this case a highlight to the base color of the foliage
Notice the variety of shapes, textures, colors, and tones
Adding highlights