Originally Posted by PaperPrincess
Here's something dangerous and radical. since it's a wall hanging... Applique your flower, then make a small slit in the back of your quilt thru the batting, backing & top & then stuff some batting under the applique fabric, You can fray check the edges of the slit, then whip stitch a patch over it.
Actually, I have done this on bed quilts that get regular wear. They hold up beautifully. However, I did whip stitch the slit back together before I sandwiched it for the background quilting. That bit of extra time is so worth the extra-special look.