It's usually worth the time to preshrink your fabric before sewing in order to avoid any mishaps after your garment is made.
Gertie's New Blog for Better Sewing: Sew-Along Prep: Supplies and Pre-Shrinking
Prepare Fabric Properly - Threads
Preshrinking Guidelines for Sewers
PRE-WASHING BASICS - The Perfect Shrink Test Formula for All the Basic Fabrics
The Ultimate Guide to Pre-washing Fabric
How To Preshrink Fabric Without Washing - The Creative Curator
Applique - Indeks Corak Percuma dan Lagi
How to Sew With Wool Dutch Label Shop - US
How To Preshrink Fabric For Sewing
How to Sew a Simple Head Scarf — Mossygoat Farm
To Prewash or Not to Prewash - Cottoneer Fabrics