How do I know what my free motion quilting stitch length should be- is a very common question when it comes to free motion quilting. Heather Thomas explains what a good stitch length should be, shows you how to achieve it as well as shows examples of stitch lengths that are too long and too short. Getting a consistent free motion quilting stitch length can be difficult in the beginning because most quilters are used to their machine determining the stitch length for them.