Originally Posted by Alan Edwards

That paint job is wicked, white with red, blue, and yellow would be my choice. For custom plaster work I have used paint and plaster in a texture gun to get the same effect on a large scale for walls. For small scale you would have to set up a Passcha or other small paint sprayer to sputter or spit. You would use the same paint as the base just mixed thicker, not to much or you end up with runs or bumps.