Half-double crochet is a medium-height crochet stitch, roughly 1.3 cm tall, between single and double crochet. To work it: yarn over, insert hook, yarn over and pull up a loop (3 loops on hook), yarn over and pull through ALL 3 loops in one motion. That
What is half-double crochet?
Half-double crochet (abbreviated ‘hdc’ in US patterns) is a medium-height stitch, roughly halfway between single crochet and double crochet in both height and drape. It produces softer, more flexible fabric than single crochet, but firmer and less airy than double crochet.
The ‘half’ in the name is accurate: it’s worked with the same initial steps as double crochet, but the closing move pulls all 3 loops through in one pass instead of the two pull-throughs double crochet uses. That single closing pass is what gives half-double