Terminology: What is a picot hem?
If you crochet or knit you are probably familiar with a picot hem, or a picot edge – a series of looped threads along the edge of your knitting or crocheting, which can be used for functional or decorative purposes. A ‘picot’ is a single one of these loops) If you are a really dedicated crafter, you might even know the same term from tatting (which is characterised by its use of picots), or know that some types of lace commonly use picots. Picot edges are less well known in sewing these days, but you should, because 1) they are awesome, and 2) they are a common sewing technique in the 1920s and 30s, worked both by machine, and by hand. In sewing, a picot edge is a rolled hem with a zig zag stitch sewn over the hem to hold it. It is usually worked on very fine, lightweight fabrics such as chiffon. When I first saw a picot edge, I thought it must have been a very simple, cheap, low quality finish, such …