http://hometips.gregvan.com/drywall_and_plaster.htm I didn’t figure this one out on my own, a long time ago a professional wall texture were in drywall finisher told someone that I knew about it. You can add food coloring, but I added paint and mixed the wall texture. There are plenty of things that remodeling professionals do that separate them from your every day construction workers. Tips like these can be pretty good and useful for anyone who’s texturing a house. You can use different colors and it isn’t a bad idea to spray different colors in layers to get a good idea of what the wall texture is going to look like.