Painting cardboard is not particularly difficult as long as you understand the fundamentals of paint preparation. Cardboard is really just heavy-duty paper;. As with any painting project, it would depend on how you prepare the box. Cardboard tends to be absorbent, so you'd want to seal it with a primer coat, like . How to Paint a Cardboard Box. Paint turns a basic, boring cardboard box into anything you'd like: a storage area for paperwork, a handmade gift box or a bin for.
Whether you want to paint the entire cardboard piece or create cardboard art, you Most gessoes are white, however, if you want a particular colour, mix a few. Before designing anything on my "canvas" (tee hee), I always whitewash ( meaning coat the entire face of the cardboard in a thin layer of white paint). It prevents. Paint — If I'm painting brown cardboard to make it white (as I did in the Inside Out — Sometimes cardboard boxes get a little banged up or.