Originally Posted by
DonnaPBradshaw
I would not add fabric to the ends of the back. I would cut the back in half and add a strip of fabric to the middle of your back, the amount needed to make it as big as you want it. That way the sides will not have a seam to deal with when you bind it. Hope that makes sense.
This is the best solution. Once quilted the backing will have been "pulled in" and whatewver you put on the edges will be required to stay with the quilt. So adding in the middle with regular stitching to stay put is the best idea.