Summary: Mottling in a watercolor painting makes the painting seem 3D. Learn how to mottle watercolor paintings in this free video on watercolor painting.
Cody Davis is an artist with over 35 years experience in oil, watercolor and acrylic painting. He has a fine arts degree from the University of Texas and 12 years experience teaching...read more
"Okay now we are going to add the under body shadow to the left bunny and a shadow, not quite a shadow but the modeling, modeling is making something 2-d look like it is 3-d, to that shape. We will just put various tones of rose and violet in there and spread it out by scrubbing the top edge of the shadow. Now we are going to do the back edge of his jaw and soften up this area down here. Add some shadow underneath his leg and soften up the shadow underneath his face."
eHow Article: Mottling: Watercolor Painting Techniques