Originally Posted by Littlecansofbeans
Take a piece of ribbon of the spool - the 6x25" one - maybe 8 inches long. Fold in half. Sew a running stitch along the folded edge - knot at the beginning so it does not slip - then pull the stitch all the way until you get the length you want and finish it off - do the stitch to match the tulle - that should work - you can also take both edges and sew together for a neater finish.
I will give that a try thanks.