Crocheted blanket edging is beautiful yet simple and can serve three purposes. It can straighten out an uneven edge, it can strengthen an edge, and it can add beauty and interest if you need to add a little something extra.
Shells of Love Crochet Baby Blanket FROG by DarleenHopkins - Craftsy
Shells of Love Crocheted Baby Blanket - *Inspiration* or you can buy the pattern. Looks easy enough. If you don't know how to do a shell stitch, google it...it's super easy. Change out colors for each row then add a cute edge of double crochets, or single crochets. Add a final shell stitch row to create the scalloped edge and your finished.