How to Crochet a Cable Stitch Blanket – Step-by-Step Tutorial for Beginners

Learn how to crochet a stunning relief cable blanket step-by-step. Perfect for beginners and pros. Includes tips, sizing guide, and common mistake fix

Crochet blankets are among the most beautiful and versatile handmade projects you can create. They provide warmth, style, and a true expression of creativity and attention to detail. In this step-by-step guide, you’ll learn how to make a crocheted blanket with relief cables that is both cozy and visually striking.

Whether you want to make it as a baby blanket, a decorative home accessory, or a personalized gift, this project will impress both you and your loved ones. The combination of single crochet rows and raised relief cable stitches creates an elegant 3D effect that instantly catches the eye. Even beginners can achieve impressive results with this easy-to-follow tutorial.

Why This Crochet Pattern Stands Out

This design combines classic crochet techniques with modern textures. The relief stitches not only create a unique surface but also provide extra warmth. We’ll start by selecting the right yarn and hook, then move on to calculating the ideal stitch count so your blanket turns out exactly the right size.

Professional Color Changes

You’ll also learn how to change colors seamlessly, without leaving visible yarn ends. This allows you to create soft gradients or bold contrasts—depending on your personal style.

Versatile Use

While this pattern is ideal for blankets, it can also be adapted for cushion covers, scarves, or table runners. Keep reading to get the full pattern, along with tips and tricks from experience, so you can crochet your dream blanket with pride.

Part 1 – Materials, Size & Preparation

1) Materials List

  • Yarn: 100% acrylic (you can use multiple colors). In this example, two strands are worked together to achieve a softer, thicker texture.
  • Crochet Hook: 6.0 mm (perfect size when using two strands together).
  • Scissors and yarn needle for weaving in the ends.
  • Measuring tape – to measure your starting chain accurately.

Budget Tip: Using two inexpensive, thinner acrylic skeins together is more affordable than buying a single very thick skein—yet the result remains just as plush and cozy.

2) Target Size & Layout

The blanket in this tutorial is designed as a wheelchair/baby throw measuring 60 × 80 cm. You can easily adjust the size to suit your needs. Stripes in harmonious colors (e.g., natural, beige, petrol) give the blanket a modern look.

3) Starting Chain & Gauge

Crochet a foundation chain approximately 60 cm wide. Use your measuring tape to check—width matters more than a fixed stitch count, as two strands together can slightly alter the size depending on the yarn.

Make a small swatch: work 2–3 rows in your base stitch pattern, lay it flat, and measure the width. If it’s too narrow or wide, adjust the chain length in increments of 2–4 stitches.

Tip when using two strands: Always pick up both strands together. When inserting your hook, it’s easy to catch only part of a strand, which can create uneven edges.

4) Basic Pattern Rhythm

This blanket alternates between:

  • Row A: single crochet across (stabilizes the structure).
  • Row B: relief cable rows using triple treble crochet (TrTr), worked in front and back post stitches to create the raised cable effect.

Repeat these two rows until you reach the desired height. Color changes can be made at the start of a row, carrying the ends along or weaving them in for a clean edge.

5) Clean Edges

Begin each row the same way (e.g., 1 chain for SC rows, 4 chains for TrTr rows) and end with a border stitch in the last stitch/starting chain.

Count your stitches at the end of each row—consistent stitch count = straight, even edges.

Part 2 – Step-by-Step Instructions

1) First Row – Single Crochet (SC)

Once your foundation chain (about 60 cm wide) is ready, turn it so you insert your hook into the back loop of each chain stitch. This creates a neat lower edge.

  1. Chain 1 to turn (this counts as your turning chain).
  2. Insert your hook into the second chain from the hook, yarn over, pull through (2 loops on hook).
  3. Yarn over again and pull through both loops – you’ve completed one single crochet.
  4. Repeat across the entire row.

Tip when using two strands: After each stitch, check that you’ve caught both strands completely to maintain even edges.

➡ By the end of this row, you’ll have a flat, sturdy base—perfect for holding the cable effect later.

2) Second Row – Relief Cable Pattern (Triple Treble Crochet)

  1. Chain 4 (this replaces your first triple treble stitch – TrTr).
  2. Wrap the yarn three times around the hook (1–2–3 wraps).
  3. Skip the next 3 stitches from the previous row, then insert your hook around the post of the 4th stitch from the front.
  4. Yarn over, pull up a loop, yarn over, pull through 2 loops—repeat until only 1 loop remains. This completes one front-post TrTr.
  5. Work 3 front-post TrTr stitches side by side.

3) Crossing for the Cable Effect

Now, go back to the 3 stitches you skipped earlier. Work 3 back-post TrTr stitches around them, inserting the hook from the back to the front.

This overlapping technique creates the signature relief cable effect.

4) Pattern Sequence

  • Group 1: 3 front-post TrTr stitches.
  • Group 2: 3 back-post TrTr stitches (over the skipped stitches).

Repeat this sequence until the end of the row. Add a single TrTr at the edge if needed to keep the sides even.

5) Third Row – Single Crochet

(Optional) Change to a new color by adding the new yarn at the start of the row, crocheting over both ends to hide them.

  1. Chain 1 to turn.
  2. Work 1 single crochet into each stitch, including the top loops of the relief stitches.

➡ This row stabilizes the cables and adds structure to the blanket.

6) Repeat the Pattern

The main concept is simple:

  • Row 1: Single Crochet
  • Row 2: Relief Cables (TrTr front/back cross)

From Row 3 onwards, keep repeating these two rows. After several repeats, you’ll see a 3D textured cable design running across the width of your blanket.

Part 3 – Border & Finishing

1) Why a Border is Important

A border gives your crochet blanket a clean, professional finish while preventing the edges from curling or stretching out of shape. For textured patterns like the relief cable, a consistent edging is key to achieving a high-quality look.

2) First Round – Simple Double Crochet Around

  1. Start at one corner of your blanket with a slip knot on your hook and insert it into the corner stitch.
  2. Chain 3 (counts as your first double crochet).
  3. Work 1 double crochet into each stitch along the edge.
  4. At the corners: Work 3 double crochets into the same stitch to keep the corner flat and neat.
  5. Continue around the blanket and join with a slip stitch to the 3rd chain from the start.

Tip: If your side edges are made from relief stitches, insert your hook between the “arches” for even spacing.

3) Second Round – Front & Back Post Double Crochet

  1. Chain 3 (counts as your first stitch).
  2. Alternate: 1 front post double crochet (FPDC) around the post from the front, then 1 back post double crochet (BPDC) around the post from the back.
  3. Repeat until you reach the next corner.
  4. At the corners: still work 3 stitches, keeping the post stitch pattern consistent.

➡ This creates a ribbed, elastic edge that stands out from the center of the blanket.

4) Additional Rounds (Optional)

You can make the border wider by repeating the post stitch pattern for several more rounds. Always match the type of post stitch to the one below it (front on front, back on back) for a consistent ribbed look.

5) Weaving in the Ends

  1. Cut the yarn leaving a tail of about 10–15 cm.
  2. Use a large-eyed yarn needle to weave the end invisibly through stitches of the same color.
  3. Pull slightly tight and trim the excess.

Pro tip: Weave in ends immediately after each color change to save time at the end.

6) Final Check

  • Lay the blanket flat and check that all sides are even.
  • If needed, block the blanket: pin it to the desired shape and lightly mist with water, allowing it to dry completely.

7) Finished!

With this border, your crochet blanket is now stable, elegant, and ready to be used as a throw, baby blanket, or a special handmade gift.

Part 4 – Size Selection & Chain Length Tips

1) Why Choosing the Right Size Matters

The size of your crochet blanket determines how practical it is, how much yarn you will need, and how long the project will take. A blanket that is too small may be impractical, while an overly large one can become heavy and difficult to manage. Decide in advance who the blanket is for and what it will be used for.

2) Standard Blanket Sizes

Type of Blanket Recommended Size (cm) Purpose
Baby Blanket 70 x 90 For strollers, cribs, or car seats
Child’s Blanket 100 x 140 For toddlers, play mats
Sofa Throw / Lapghan 120 x 150 For snuggling on the couch
Single Bed 140 x 200 For single or guest beds
Double Bed 200 x 220 For large beds, full bedspreads

3) How Many Chains for Each Width?

The number of chains in your starting row depends on:

  • The thickness of your yarn
  • The hook size you’re using
  • The stitch pattern (some stitches take more width)

Step-by-step method:

  1. Crochet a swatch (10 x 10 cm) in your chosen stitch pattern.
  2. Count the number of stitches needed for 10 cm.
  3. Calculate: (desired width in cm ÷ 10) × stitches per 10 cm.
  4. Add 2–4 extra stitches to allow for shrinkage after washing.

4) Example Calculations

  • Baby blanket (70 cm wide) with 14 stitches per 10 cm → 70 ÷ 10 × 14 = 98 stitches + 3 edge stitches = 101 chains.
  • Sofa throw (120 cm wide) with 12 stitches per 10 cm → 120 ÷ 10 × 12 = 144 stitches + 3 edge stitches = 147 chains.

5) Tips for Perfect Measurements

  • Always measure with a measuring tape, not just by sight.
  • Consider making the blanket slightly larger—washing can cause slight shrinkage.
  • When changing colors or stitch patterns, add a few extra stitches to avoid tightness.

6) Bonus Tip – Yarn Quantity Calculation

  1. Crochet a 10 x 10 cm swatch and weigh it.
  2. Multiply its weight by the total area of your planned blanket (in cm² ÷ 100 cm²).
  3. Divide by the weight of one skein to find the number of skeins needed.

7) Conclusion

By carefully planning your chain length and dimensions, you can create a blanket that fits your vision—whether it’s small and portable or large and luxurious.

Part 5 – Step-by-Step from First Knot to Finished Blanket

1) Preparation – What You’ll Need

  • Yarn of your choice (acrylic, cotton, or a blend)
  • Crochet hook in the appropriate size for your yarn
  • Measuring tape to check width
  • Scissors and a yarn needle for weaving in ends

Tip: For a cozy blanket, thicker yarn will make your work progress faster and add extra warmth.

2) Starting – Magic Ring or Foundation Chain

For motifs like granny squares, start with a magic ring. For standard blanket patterns, begin with a foundation chain based on your calculated number of stitches (see Part 4). Keep your chains loose to avoid pulling in the edges.

3) First Rows – Keep It Consistent

The first rows set the structure for your blanket. Make sure to keep your tension even and stitches uniform. Use stitch markers to mark the start and end of each row to prevent the blanket from slanting.

4) Choosing Your Pattern – Simple or Complex?

Beginners can start with simple stitches like double crochet or half double crochet. More advanced crocheters can try cables, ripple stitches, or filet crochet. Choose a pattern you enjoy, as blankets can take many hours to complete.

5) Color Changes – Neat and Invisible

When changing colors, always do so at the end of a row or in a discreet spot. Lay the new yarn over the hook, crochet a few stitches with both ends held together, then weave in the tails later for a seamless finish.

6) Midway Check – Measure and Adjust

After 10–15 rows, measure your blanket to ensure the width matches your plan. If it’s too narrow or wide, you can still adjust before it’s too late.

7) Finishing Touch – Edging Options

  • Simple double crochet border – clean and quick
  • Shell stitch edge – decorative and romantic
  • Picot edge – delicate and lacy

Choose an edging that complements your blanket’s design. For simple blankets, a fancier edge can add charm; for detailed patterns, a minimal edge is best.

8) Weaving in Ends & Care

Weave all loose ends securely with a yarn needle. Follow the yarn label’s washing instructions to keep your blanket looking fresh. Acrylic yarn is low-maintenance, while cotton is breathable and perfect for summer use.

Conclusion

With this step-by-step approach, you can create a beautiful crochet blanket from start to finish. Whether it’s for yourself, as a gift, or even to sell, careful preparation and neat finishing will make your work stand out.

Part 6 – Common Mistakes & How to Avoid Them

1) Crocheting Too Tight or Too Loose

Uneven tension is one of the most common beginner mistakes. Crocheting too tightly can make the blanket stiff, while working too loosely can make it look uneven. Tip: Practice with a small swatch to find your ideal tension before starting the main project.

2) Using the Wrong Hook Size

A hook that’s too small will make the blanket hard and dense, while one that’s too large will make it floppy. Always check the recommended hook size on your yarn label and adjust by half a size if necessary.

3) Losing or Adding Stitches

Miscounting stitches can cause uneven edges. Count your stitches at the end of every row to ensure your blanket stays straight. If you’re working with separate squares, learn how to seam granny squares like a pro for perfect joins.

4) Messy Color Changes

Changing yarn colors in the wrong place can ruin the look of your blanket. Always change colors at the end of a row or in a less visible spot. Weave in ends immediately to keep your work neat.

5) Skipping Measurement Checks

Many crocheters only measure at the end – which can be too late. Measure regularly and compare with your original plan to avoid surprises in size.

6) Forgetting to Weave in Ends

Loose yarn ends can unravel during washing. Use a yarn needle to securely hide them within the same color stitches for a professional finish.

7) Choosing the Wrong Yarn

Pick yarn that matches your blanket’s purpose. Acrylic is perfect for everyday blankets, cotton is ideal for summer, and blended yarns provide warmth with durability. For unique textures, you can try our 3D fan stitch crochet guide.

8) Skipping the Edging

A blanket without edging often looks unfinished. Even a simple border of single or double crochet can transform your project. For inspiration, check our complete granny square blanket tutorial.

Final Tip

Patience and attention to detail are key to creating a beautiful, long-lasting blanket. Regularly check your work, follow your plan, and enjoy the process — the result will be worth every stitch.

Conclusion

Crocheting a blanket is more than just a craft – it’s a labor of love. With the right yarn, hook size, and technique, you can create a piece that’s not only functional but also a beautiful statement of your creativity. Whether you choose a simple design or an advanced relief cable pattern, each stitch adds warmth and personality to your work.

Follow this step-by-step guide, avoid common mistakes, and take pride in every detail. Before you know it, you’ll have a handmade blanket that’s perfect for cozy nights, thoughtful gifts, or even to sell as part of your crochet business.

Ready to start your next crochet masterpiece? Grab your hook, choose your favorite yarn, and let the creativity flow — your dream blanket is just a stitch away.

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