February 2014 PAINTING TIPS  By John DeFrancesco Following are some tips gleaned from a three-hour DVD titled: “WHEN YOU CAN’T PAINT OUT –Painting Landscapes from Photos in the Studio,” by oil painter Jim Wilcox. You can see his work at www.wilcoxgallery.com. Tree shadows are strongest nearest the tree and become softer as they move outward from the tree. In doing …