Does stretch poplin require a ballpoint needle
Stretch poplin fabric is typically made from a blend of cotton and spandex or other stretch fibers to give it a degree of stretchiness. While stretch poplin is not as stretchy as some other stretch fabrics like jersey or spandex blends, it can still benefit from the use of a ballpoint needle.
A ballpoint needle has a rounded tip rather than a sharp one. This rounded tip allows the needle to gently push aside the fibers of the fabric rather than piercing through them. This can help prevent snags, runs, or damage to the fabric, especially in fabrics that have a bit of stretch to them. Using a ballpoint needle can result in neater and more even stitching on stretch poplin and reduce the risk of fabric damage.
So, while it may not be absolutely necessary to use a ballpoint needle for stretch poplin, it is a good practice to do so to achieve the best sewing results and to protect the fabric.