Crochet work demonstrating the half-double crochet stitch technique
technique Beginner

How to Half-Double Crochet — A Beginner

Half-double crochet sits between single and double crochet — softer and drapier than sc, faster than dc. Here

Rosa Lin Rosa Lin
crochettutorial

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

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FAQs

Everything you need to know before you book.

What does hdc mean in US crochet terms?

Half double crochet — the stitch between single crochet (sc) and double crochet (dc) in height and texture. In UK terms it's called half treble crochet (htr). Always check which notation a pattern uses before starting.

How is hdc different from dc?

Double crochet is taller and has a clear V-shaped post; half double crochet is shorter and slightly denser with a characteristic third loop visible at the back of each stitch. HDC fabric is softer and has slightly less drape than DC.

What is the third loop in hdc?

When you work hdc, a small horizontal loop appears at the back of each stitch. Working into that third loop (instead of the standard two top loops) creates a ribbed, stretchy texture — great for hat brims and boot cuffs.

Can beginners learn hdc easily?

Yes, if you already know single crochet. HDC adds one extra step (yarn over before inserting the hook) and closes with a single pull-through three loops. Most beginners get consistent stitches within 15–20 minutes of practice.

When should I use hdc instead of dc?

When you want a slightly denser, warmer fabric than DC but more height than SC. It's popular for hats, baby items, and textured cowls. Many blanket patterns use HDC as a middle ground between the solidity of SC and the airiness of DC.

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