Ran across Shout Color Catcher at the store. I don't have hot water in my washer so I usually just rinse with super hot water in my shower for quite a while
Sew at Home Mummy: tips & tricks tuesdays! - solutions to color bleeding
Handmade Quilt, Echoes Quilt, Made to Order in Your Choice of Colors and Fabrics
I added a Shout Color Catcher just to make sure the pom poms didn't bleed. – Blog
color catchers – Love You Sew
What to Do When You Forget to Pre-Wash High Contrast Colored Fabrics (in a Quilt) – Love You Sew