That is a fabulous looking quilt! I like it with either the beige floral or the red floral, so I'm no help!
Here are a couple of patterns I liked for our squares:
http://quiltville.blogspot.com/2013/...tern-time.html
and this is a really cute idea:
http://sewmesomethinggood.blogspot.c...inal-five.html
Share your favorites!