Here are the last three of the five Tulip blocks (the second one is on the front of a pillow):
Several people have asked about it, so I've included close-up shots of the very narrow, very short, hem stitch that I use to sew the appliqué onto the background. The stitches that catch the edges of the appliqué are about 1mm apart.
Yes, I could have sewn the appliqués invisibly by hand, but then I'd still be sewing this quilt in the year 2085 AD. Besides, I like the appearance of the narrow hem stitch just fine. Hopefully, if I decide to enter it in a quilt show somewhere, the judges will like it just fine, too.
All four Tulip blocks together: