If you have two pieces of crochet to sew together, use the Mattress Stitch! A favorite when joining crocheted granny squares or crocheted clothing.
Mattress Stitch Join - invisible seam - VIDEO TUTORIAL by MyCrochetory
How to Sew a Mattress Stitch Crochet Seam - A Crocheted Simplicity
How to Sew the Mattress Stitch for Crochet Easily - Video Tutorial
How to Crochet fpdc + bpdc Decreases - fiberfluxblog.com Fpdc crochet stitch, Crochet stitches tutorial, Crochet stitches
Easy Ways to Attach Crochet Pieces
Crochet Hook Sizes: Choosing the Right Hook Size Crochet hooks, Crochet hook sizes, All free crochet
Mattress Stitch Crochet Seam Tutorial – Hooks, Books, & Wanderlust
Want hidden seams? Here's another way to join sunny granny squares usi, granny square blanket
Crochet 101: How to do a Flat Slip Stitch Join Joining crochet squares, Slip stitch crochet, Crochet squares