How to Half Double Crochet: 7-Step Beginner Tutorial

The finished result: How to Half Double Crochet: 7-Step Beginner Tutorial

By CraftingStepByStepPublished Updated

Based on a video by Knots & Kneedles.

Half double crochet (abbreviated hdc in patterns) is the goldilocks stitch. It is taller than single crochet so your fabric grows faster, but shorter than double crochet so it stays dense and warm. Once you can do sc and hdc, you can read most beginner patterns without flinching.

Rachel from Knots & Kneedles works the stitch in under six minutes, sc swatch beside hdc.

What you need

  • A 5mm (H/8) hook
  • Worsted weight yarn, pale and smooth. Fuzzy yarn hides stitches
  • Scissors, a yarn needle, a stitch marker

Ten stitches across is enough to practise on, worked into a foundation chain.

What makes a stitch a half double crochet

The hdc borrows a move from the stitch either side of it. Single crochet uses no yarn over; double crochet uses one and clears the loops in two pulls. Half double crochet takes the yarn over of the double and the one-pull finish of the single, which is where the "half" in the name comes from.

So the yarn wraps over the hook before the hook goes into the stitch, and at the end all three loops come off together. Miss the wrap and you have made an sc. Clear two loops and stop, and you have started a dc. Three loops on the hook halfway through is the checkpoint that says the stitch is on track.

Reading hdc in a pattern

Patterns run on abbreviations, and hdc is half double crochet every time. "Ch 2, hdc in next st, hdc in each st across" means chain two, then one half double crochet into every stitch to the end of the row. Around it sit yo for yarn over, st for stitch, ch for chain and hdc2tog for a decrease. No pattern stops to explain how to do the half double crochet, so how to read a crochet pattern covers the rest.

Half double crochet vs single and double crochet

Single crochet is the short, stiff one that amigurumi runs on. Double crochet is the tall, quick, drapey one behind most granny squares. The hdc sits between them, picked when a piece must grow fast and still hold its shape: beanies, washcloths, cowls, blankets.

The third loop and the camel stitch

Every hdc carries a third horizontal loop behind the usual V, left there by the way the yarn over lies down when all three loops come off at once. No other basic stitch has one. Tip the top of a finished row away from you and you will see it, a line of bars under the two loops you normally work into.

Put the hook under that bar instead and you get the camel stitch, sold in some patterns as the knit stitch look, because the ridges read like stockinette. Same five moves, different insertion point, and a soft rib that suits a beanie brim.

Common half double crochet problems

Edges pulling in. You are losing the last stitch of each row. The final hdc goes into the turning chain of the row below, or into the last true stitch if your pattern does not count that chain. Count until the number stops drifting.

Uneven row height. A chain 2 at the turn sits at about the height of an hdc; a chain 1 gives a tighter edge. Both are in use; rows go uneven when you change your mind halfway through.

Losing the turning chain. Drop a stitch marker into the top of it every row. It looks like a stitch from the front and nothing like one from the back.

Lock in single crochet, double crochet and fastening off next, put the stitch to work on a blanket, then weave in the ends.

What you'll need

Step-by-Step Guide

7 steps · about 6 minutes.Check off each step as you go and your progress saves automatically.

1

See What hdc Fabric Looks Like

5:35
Step 1: See What hdc Fabric Looks Like - How to Half Double Crochet: 7-Step Beginner Tutorial

Before you make the stitch, look at what it produces. Rachel holds up a finished hdc swatch - dense rows that lean slightly diagonally, with small gaps along the top edge and a turning chain still sticking up where the last row ended.

That fabric is the half double crochet payoff. Each row is noticeably taller than a single crochet row, so your project grows faster, but the stitch stays compact enough for blankets, washcloths, and winter wearables - none of the gaps you get with double crochet.

Tip

Make a small swatch when you are first learning so you have a quick visual reference. Five rows of ten stitches is plenty to see the texture.

2

Chain 2 and Turn at the End of Your Row

2:12
Step 2: Chain 2 and Turn at the End of Your Row - How to Half Double Crochet: 7-Step Beginner Tutorial

You need an existing row of crochet to work on. Make a foundation chain and one row of single crochet if you don't already have a starting fabric.

At the end of that row, chain 2 and flip the work over. There is a long-running debate in crochet about whether to chain 1 or chain 2 at the turn for hdc. Rachel prefers chain 2 because it sits at about the same height as the stitch. Either one works. Pick one and stay consistent through the whole project.

Tip

Whichever turning chain you pick, count it as your first stitch or skip it on the next row - just be consistent on every row of the same project.

Used in this stepStitch markers
3

Yarn Over Before You Insert the Hook

2:20
Step 3: Yarn Over Before You Insert the Hook - How to Half Double Crochet: 7-Step Beginner Tutorial

This is the move that makes half double crochet different from single crochet. Wrap the yarn over your hook before you put the hook into the next stitch.

You should now have one working loop on the hook plus a fresh yarn-over riding alongside it. That yarn-over is going to be one of the three loops you pull together at the end of the stitch, so it has to be there from the start. If you forget this step and just stick the hook in like you would for sc, you'll end up with a sc instead.

Tip

If you keep forgetting to yarn over first, say the move out loud as you do it: "yarn over, into the V, pull through, yarn over, pull through all three." Five steps, in that order, every time.

4

Insert the Hook Under Both Loops of the V

2:55
Step 4: Insert the Hook Under Both Loops of the V - How to Half Double Crochet: 7-Step Beginner Tutorial

Look at the top of the next stitch. You'll see a little V shape made of two strands of yarn. Slide the hook under both of those strands, going front to back.

The chain-2 you made at the start of the row counts as the first stitch. So your real first hdc goes into the second stitch from the hook, not the first chain. Skip the chains and find the V of the next true stitch.

Tip

If you can only see one loop on top, you are probably looking at a back loop or front loop view from below. Tilt the work toward you slightly until the V comes into focus.

5

Pull Through - Now You Have 3 Loops on the Hook

2:36
Step 5: Pull Through - Now You Have 3 Loops on the Hook - How to Half Double Crochet: 7-Step Beginner Tutorial

Yarn over and pull the hook back through the stitch only. Don't try to finish the whole hdc in one move - just bring the yarn through the V.

Count what's on the hook: the original yarn-over from step 3, the loop you just pulled through, and the working loop. Three loops. If you have two loops, you forgot the yarn-over and just made an sc. If you have four loops, you yarned over twice. Three is the checkpoint that tells you the stitch is on track.

Tip

The middle of the stitch is the easiest place to make a mistake. Slow down here, look at the hook, and confirm three loops before you move on.

6

Yarn Over and Pull Through All 3 Loops

2:42
Step 6: Yarn Over and Pull Through All 3 Loops - How to Half Double Crochet: 7-Step Beginner Tutorial

Yarn over the hook one last time, then pull that yarn all the way through all three loops at once. Don't go through two and stop - that's how you get a double crochet. For hdc, every loop comes off the hook in a single pull.

You finish with one working loop on the hook, ready to start the next stitch. That whole sequence - yarn over, into the V, pull through, yarn over, pull through all three - is one hdc.

Tip

If the pull-through feels tight, loosen your grip on the working yarn. The yarn-over at the end needs a little slack to slide through all three loops cleanly.

7

Repeat Across the Row, Then Chain 2 and Turn

4:41
Step 7: Repeat Across the Row, Then Chain 2 and Turn - How to Half Double Crochet: 7-Step Beginner Tutorial

Keep going across the row in the same five-move sequence. Yarn over, into the next V, pull through, yarn over, pull through all three. The fabric grows fast.

When you reach the last stitch of the row, chain 2, flip the work, and start the next row. The row after that goes into the V of every hdc from the row below - same five moves, same checkpoint at three loops on the hook.

Once you've done a few rows, you'll have a swatch that looks just like Rachel's hdc sample. From here you can make scarves, dishcloths, blankets, beanies - hdc is the workhorse stitch for all of them. Finish your project with how to fasten off crochet and weave in your ends.

Tip

Rachel mentions that crocheters often slip into double crochet mid-row out of habit. If you catch yourself yarning over twice in the middle of a stitch, just back it out and start the stitch over. Easy fix.

Keep going

How to Crochet a Magic Ring (Magic Circle)

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The Checklist

How to Half Double Crochet: 7-Step Beginner Tutorial

Tools
1
Materials
1
Steps
7
Video
6 min

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Question 1 of 5

How tall is half double crochet compared to other stitches?

Quick reference

Key takeaways from How to Half Double Crochet: 7-Step Beginner Tutorial

5 questions, answers, and one-line explanations. Tap to expand.

  1. 1.How tall is half double crochet compared to other stitches?

    Answer: Between sc and dc

    Taller than sc so fabric grows faster, but shorter than dc so it stays dense. Goldilocks stitch for blankets and washcloths.

  2. 2.What's the very first move when making hdc?

    Answer: Yarn over first

    Yarn over BEFORE inserting the hook. Forget this and you end up making a sc instead - the yarn-over is one of the three loops you'll pull together.

  3. 3.How many loops should be on your hook mid-stitch?

    Answer: Three loops

    Three loops: the original yarn-over, the pulled-through loop, and the working loop. Two means you forgot the yarn-over.

  4. 4.How do you finish hdc differently from dc?

    Answer: Pull through all 3 loops

    Pull through all three loops in one move. Stopping after two and continuing again is how you make a double crochet by accident.

  5. 5.Recommended turning chain at the end of an hdc row?

    Answer: Chain 2

    Chain 2 sits at about the same height as the hdc stitch. Chain 1 also works - pick one and stay consistent the whole project.

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