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Harry Potter CAL Pattern

Harry Potter CAL Pattern
4.7★ Rating
12-15 Hours Time Needed
2.1K Made This
✂️

Intermediate Level

Ideal for those with basic crochet experience, featuring slightly more advanced stitches and techniques to expand your skills.

⏱️

Multi-Day Project

A rewarding 12+ hour journey—perfect for dedicated crafters who love detailed work.

🏡

Cozy Accent

A warm touch for your space that transforms ordinary corners into inviting nooks filled with handmade charm.

About This Harry Potter CAL Pattern

This Harry Potter C2C CAL gives you charts and row-by-row instructions to crochet one large 50x50 Hogwarts crest square and twelve 25x25 themed squares. Each square is worked corner-to-corner (C2C) using HDC blocks, then edged with a single crochet in the square's background color. The pattern includes suggested yarn colors (Vanna's Choice and Red Heart Super Saver equivalents) and yarn estimations per square.

Harry Potter CAL Pattern crochet pattern - detailed view of completed project

Follow the increasing and decreasing directions to work each square from the lower-right corner to the top-left corner, and use the provided charts to color-block the designs. Alternate full-face and smaller character squares are included for variety.

Why You'll Love This Harry Potter CAL Pattern

I absolutely love this pattern because it brings together iconic Harry Potter imagery in a fun, graphghan-friendly format that feels both nostalgic and modern. I enjoy the challenge of color changes and the satisfaction of seeing the image emerge as you work each C2C row. The modular squares let me decide how elaborate to go — mix detailed and simple squares for visual interest. I also love that this CAL provides yarn estimates and brand suggestions to help plan your project before you begin.

Harry Potter CAL Pattern step 1 - construction progress Harry Potter CAL Pattern step 2 - assembly progress Harry Potter CAL Pattern step 3 - details and accessories Harry Potter CAL Pattern step 4 - final assembly and finishing

Switch Things Up

I love how easy it is to customize this CAL — change background colors to make house-themed versions (Gryffindor red, Slytherin green, etc.).

Want a bolder look? Swap in brighter yarns or a bulky weight and larger hook to make a chunky throw instead of a standard afghan.

I sometimes make minis of each 25x25 square as coasters or wall hangings — just use a lighter yarn and a smaller hook.

You can re-arrange squares for different layouts: put the Hogwarts crest in the center or off to a corner for a modern asymmetrical throw.

I also like adding an outer border in a contrasting color or a scalloped edging for a decorative finish.

Try embroidering small details over the C2C blocks (like eyes or scarf stripes) for extra definition after you finish crocheting.

If you'd like a reversible look, pick palette colors with contrast in mind and use a neat single crochet join to minimize ridge visibility.

For travel-friendly options, make fewer squares and stitch them together as a lapghan or baby blanket sized project.

I often adapt the pattern into pillows by stuffing a 25x25 square with a backing and a zipper for removable covers.

Finally, experiment with yarn brands — mixing textures like a soft acrylic with a cotton blend can give a unique drape and finish.

Common Mistakes & How to Fix Them

✗ Not using a stitch marker on the first block of each row can confuse your starting point; place a marker or note the corner so you always start in the correct place. ✗ Changing colors without carrying or weaving in can create a bulky edge; carry unused yarn neatly along the edge or weave ends in as you go to keep the fabric flat. ✗ Skipping the recommended hook size alters gauge and block size significantly; use a size I / 5.5mm hook for the intended block dimensions or adjust your yarn to match the square counts. ✗ Failing to read the chart left-to-right for increases and right-to-left for decreases will flip your design; follow the increasing/decreasing directions exactly and begin in the lower-right corner as instructed.

Harry Potter CAL Pattern

Make a magical Harry Potter corner-to-corner (C2C) blanket using these downloadable charts and full row-by-row instructions. This CAL includes one large 50x50 Hogwarts crest square and twelve 25x25 theme squares with suggested yarn colors and yarn estimates. Use the clear increasing/decreasing instructions to work each square from corner to corner and join them for a stunning fandom blanket you'll love to display or gift.

Intermediate 12-15 Hours

Materials Needed for Harry Potter CAL Pattern

— Main Fabric

  • 01
    Vanna's Choice (worsted weight #4) in Black - amounts vary by square (see chart)
  • 02
    Vanna's Choice in Charcoal Grey - small amounts per detailed squares
  • 03
    Vanna's Choice in Chocolate - small amounts per detailed squares
  • 04
    Vanna's Choice in Kelly Green - amounts vary per square
  • 05
    Vanna's Choice in Mustard - amounts vary per square
  • 06
    Vanna's Choice in Radiant Yellow - amounts vary per square
  • 07
    Vanna's Choice in Sapphire (blue) - amounts vary per square
  • 08
    Vanna's Choice in Scarlet (red) - amounts vary per square
  • 09
    Vanna's Choice in Silver Heather - small amounts per detailed squares
  • 10
    Vanna's Choice in White - small amounts for highlights
  • 11
    Suggested Red Heart Super Saver equivalents included in yarn estimation charts (Bright Yellow, Royal, Cherry Red, Medium Thyme, Buff, Warm Brown, etc.)

— Tools Required

  • 01
    Crochet hook size I/5.5mm (recommended)
  • 02
    Yarn needle for weaving in ends
  • 03
    Scissors
  • 04
    Stitch markers
  • 05
    Measuring tape
  • 06
    Tapestry needle
  • 07
    Blocking mats and pins (optional for finishing)
  • 08
    Graph printouts or device to view charts while working

Progress Tracker

0% Complete

— Chart Info :

Info :

Each square is worked using the Corner-To-Corner (C2C) method with HDC blocks. Charts show color blocks for each square; begin in the lower right-hand corner and work increasing rows, then decreasing rows as noted.

Info :

Suggested hook: Size I / 5.5mm. Suggested yarn: Vanna's Choice or Red Heart Super Saver equivalents; background color is chosen per square. Each square has a SC border worked around the edge in the square's background color after assembly.

— Square #1: Hogwarts Crest - Detailed :

Yarn Key :

BL=Black, CG=Charcoal Grey, C=Chocolate, KG=Kelly Green, M=Mustard, Y=Radiant Yellow, SH=Silver Heather, W=White, S=Sapphire, R=Scarlet, B=Background Color

Increasing (Rows 1-50) :

First block of the row: Ch 4. Work 1 hdc in the 3rd chain space from the hook and in the next chain space. Remaining blocks of the row: Join to the next block with a slip stitch in the "gap". Ch 2. Work 2 hdc in the "gap".

Decreasing (Rows 51-99) :

First block of the row: Work 2 slip stitches up the edge of the work to get to the top row. Ch 2. Work 2 hdc in the "gap". Remaining blocks of the row: Join to the next block with a slip stitch in the "gap". Ch 2. Work 2 hdc in the "gap".

Info :

Start in the lower right-hand corner!

Row 1 :

1B (1 block)

Row 2 :

2B (2 blocks)

Row 3 :

3B (3 blocks)

Row 4 :

4B (4 blocks)

Row 5 :

5B (5 blocks)

Row 6 :

6B (6 blocks)

Row 7 :

7B (7 blocks)

Row 8 :

8B (8 blocks)

Row 9 :

9B (9 blocks)

Row 10 :

10B (10 blocks)

Row 11 :

11B (11 blocks)

Row 12 :

12B (12 blocks)

Row 13 :

13B (13 blocks)

Row 14 :

14B (14 blocks)

Row 15 :

15B (15 blocks)

Row 16 :

16B (16 blocks)

Row 17 :

17B (17 blocks)

Row 18 :

1B, 1BL, 5B, 1BL, 10B (18 blocks)

Row 19 :

10B, 3BL, 2B, 3BL, 1B (19 blocks)

Row 20 :

1B, 1BL, 1M, 5BL, 1M, 1BL, 10B (20 blocks)

Row 21 :

10B, 1BL, 3M, 2BL, 2M, 1BL, 2B (21 blocks)

Row 22 :

2B, 1BL, 7M, 1BL, 11B (22 blocks)

Row 23 :

10B, 2BL, 1M, 2BL, 1M, 2BL, 1M, 1BL, 3B (23 blocks)

Row 24 :

4B, 1BL, 1M, 5BL, 1M, 2BL, 10B (24 blocks)

Row 25 :

1B, 1BL, 7B, 2BL, 2M, 1BL, 2S, 1BL, 1S, 1BL, 1M, 1BL, 4B (25 blocks)

Row 26 :

5B, 1BL, 1M, 1BL, 2S, 2C, 1BL, 2M, 10BL, 1B (26 blocks)

Row 27 :

1B, 1BL, 1M, 7BL, 2M, 2BL, 1S, 1C, 2S, 1BL, 1M, 1BL, 6B (27 blocks)

Row 28 :

6B, 1BL, 1M, 1BL, 1C, 1S, 3C, 2BL, 10M, 1BL, 1B (28 blocks)

Row 29 :

2B, 1BL, 8M, 2BL, 6C, 1BL, 1M, 1BL, 7B (29 blocks)

Row 30 :

7B, 1BL, 1M, 1BL, 7C, 7BL, 2M, 1BL, 3B (30 blocks)

Row 31 :

3B, 1BL, 3M, 1BL, 1S, 3BL, 2M, 2S, 4C, 1BL, 1M, 1BL, 8B (31 blocks)

Row 32 :

8B, 1BL, 1M, 1BL, 5C, 7S, 1BL, 3M, 1BL, 4B (32 blocks)

Row 33 :

4B, 1BL, 1M, 1BL, 2M, 1BL, 4S, 1M, 2S, 4C, 1BL, 1M, 1BL, 9B (33 blocks)

Row 34 :

9B, 1BL, 1M, 1BL, 5C, 6S, 1BL, 2M, 1BL, 1M, 1BL, 5B (34 blocks)

Row 35 :

5B, 1BL, 1M, 2BL, 2M, 1BL, 5S, 3C, 1S, 2C, 1BL, 1M, 1BL, 9B (35 blocks)

Row 36 :

10B, 1BL, 1M, 1BL, 1C, 2S, 1C, 1BL, 2M, 3S, 1BL, 2M, 1BL, 1SH, 1M, 1BL, 6B (36 blocks)

Row 37 :

6B, 1BL, 1M, 1BL, 1SH, 1BL, 2M, 1BL, 3S, 1M, 3C, 3S, 1BL, 1M, 1BL, 7B, 2BL, 1B (37 blocks)

Row 38 :

2B, 2BL, 6B, 1BL, 1M, 1BL, 4S, 2C, 1M, 3S, 1BL, 2M, 1BL, 1SH, 1BL, 1M, 1BL, 7B (38 blocks)

Row 39 :

7B, 1BL, 1M, 1BL, 1CG, 1SH, 1BL, 2M, 1BL, 9S, 1BL, 2M, 1BL, 5B, 1BL, 1M, 1BL, 2B (39 blocks)

Row 40 :

3B, 1BL, 1M, 1BL, 5B, 1BL, 1M, 1BL, 4S, 1BL, 4S, 1BL, 2M, 1BL, 1SH, 1CG, 1BL, 1M, 1BL, 8B (40 blocks)

Row 41 :

8B, 1BL, 1M, 1BL, 2CG, 1Y, 1BL, 2M, 1BL, 3S, 2BL, 3S, 1BL, 2M, 1BL, 5B, 1BL, 1M, 2BL, 2B (41 blocks)

Row 42 :

2B, 2BL, 1M, 1BL, 5B, 1BL, 1M, 1BL, 1M, 1BL, 2S, 1BL, 1M, 1BL, 2S, 1BL, 2M, 1BL, 2B (42 blocks)

Row 43 :

9B, 1BL, 1M, 1BL, 2CG, 2Y, 1BL, 1M, 1BL, 1M, 1BL, 2M, 3S, 1BL, 3B (43 blocks)

Row 44 :

2B, 1BL, 3M, 1BL, 4B, 1BL, 1M, 1BL, 1KG, 1BL, 1M, 1BL, 1S, 1M, 1BL, 1M, 2BL, 2M, 1BL, 9B (44 blocks)

Row 45 :

10B, 1BL, 1M, 1BL, 2SH, 3Y, 1BL, 2M, 1BL, 1M, 1BL, 1M, 2BL, 1M, 1BL, 2SH, 1BL, 1M, 1BL, 4B, 2BL, 1M, 1BL, 3B (45 blocks)

Row 46 :

3B, 1BL, 1M, 2BL, 4B, 1BL, 1M, 1BL, 3SH, 1BL, 1M, 1BL, 1M, 2BL, 1M, 1BL, 1M, 1BL, 1M, 2BL, 1M, 1BL, 1M, 10B (46 blocks)

Row 47 :

10B, 1BL, 1M, 1BL, 1CG, 1SH, 5Y, 2BL, 1M, 3BL, 1M, 2BL, 3KG, 1BL, 1M, 1BL, 5B, 2BL, 4B (47 blocks)

Row 48 :

4B, 1BL, 1M, 1BL, 2B, 3BL, 1M, 1BL, 2KG, 3SH, 1BL, 1M, 2BL, 3M, 1BL, 4Y, 1SH, 1Y, 1SH, 1CG, 1BL, 1M, 1BL, 10B (48 blocks)

Row 49 :

11B, 1BL, 1M, 1BL, 1CG, 3SH, 3Y, 1BL, 4M, 2BL, 1M, 2BL, 4KG, 1BL, 1M, 5BL, 1M, 1BL, 5B (49 blocks)

Row 50 :

5B, 1BL, 2M, 2BL, 3M, 1BL, 3SH, 1KG, 1BL, 2M, 2BL, 3M, 1BL, 1M, 1BL, 2Y, 1SH, 1CG, 1SH, 2CG, 1BL, 1M, 2BL, 10B (50 blocks)

Info :

[Begin Decreasing]

Row 51 :

9B, 2BL, 1M, 1BL, 2CG, 1SH, 2W, 2Y, 1BL, 1M, 1BL, 3M, 3BL, 2M, 1BL, 4SH, 1BL, 6M, 1BL, 5B (49 blocks)

Row 52 :

4B, 1BL, 1M, 1BL, 2M, 3BL, 4SH, 1BL, 1M, 5BL, 2M, 2BL, 1M, 1BL, 1Y, 1SH, 2CG, 2SH, 1CG, 1BL, 2M, 1BL, 8B (48 blocks)

Row 53 :

7B, 1BL, 2M, 1BL, 1CG, 2SH, 1CG, 1BL, 1W, 1Y, 1BL, 1M, 3BL, 1M, 2BL, 1M, 1BL, 1SH, 4KG, 5BL, 1M, 1BL, 4B (47 blocks)

Row 54 :

3B, 1BL, 1M, 1BL, 1KG, 1BL, 2SH, 6KG, 1BL, 1M, 1BL, 2M, 4BL, 2M, 1BL, 1Y, 1SH, 2CG, 2SH, 2CG, 1BL, 1M, 1BL, 7B (46 blocks)

Row 55 :

7B, 1BL, 1M, 1BL, 8Y, 1BL, 2M, 3BL, 2M, 1BL, 1M, 1BL, 10KG, 1BL, 1M, 1BL, 3B (45 blocks)

Row 56 :

3B, 1BL, 1M, 1BL, 1KG, 1BL, 4M, 2BL, 1M, 2BL, 9Y, 1BL, 1M, 1BL, 6B (44 blocks)

Row 57 :

6B, 1BL, 1M, 1BL, 2Y, 3CG, 1SH, 4Y, 1BL, 1M, 2BL, 3M, 1BL, 2B (43 blocks)

Row 58 :

2B, 3M, 2BL, 6SH, 2KG, 2BL, 1M, 3BL, 1M, 2BL, 3Y, 4SH, 2Y, 1BL, 1BL, 6B (42 blocks)

Row 59 :

5B, 1BL, 1M, 1BL, 9Y, 1BL, 1M, 1BL, 1M, 2BL, 1M, 1BL, 1M, 1BL, 2KG, 1SH, 3KG, 2BL, 4M, 1BL, 1B (41 blocks)

Row 60 :

1B, 2BL, 3M, 2BL, 5KG, 1BL, 2M, 1BL, 1M, 1BL, 1M, 2BL, 1M, 4Y, 4BL, 1Y, 1BL, 5B (40 blocks)

Row 61 :

4B, 1BL, 1M, 7BL, 2Y, 1BL, 1M, 1BL, 1R, 1M, 1BL, 1M, 2BL, 2M, 6BL, 3M, 3BL, 1B (39 blocks)

Row 62 :

2B, 3BL, 2M, 5BL, 2M, 1BL, 1R, 1BL, 2M, 1BL, 1M, 4BL, 4M, 2BL, 1M, 1BL, 3B (38 blocks)

Row 63 :

3B, 1BL, 8M, 2BL, 1M, 1BL, 2R, 1BL, 1M, 1BL, 2R, 1BL, 8M, 2BL, 3B (37 blocks)

Row 64 :

4B, 2BL, 6M, 1BL, 3R, 2BL, 3R, 1BL, 4M, 4BL, 3M, 1BL, 2B (36 blocks)

Row 65 :

1B, 1BL, 2M, 7BL, 2M, 1BL, 4M, 1BL, 4R, 1BL, 5M, 2BL, 4B (35 blocks)

Row 66 :

5B, 4BL, 2M, 1BL, 5R, 3M, 1BL, 2M, 4BL, 4BL, 1B (34 blocks)

Row 67 :

1B, 2BL, 7B, 2BL, 1M, 1BL, 8R, 1BL, 1M, 4BL, 5B (33 blocks)

Row 68 :

7B, 1BL, 2M, 1BL, 1R, 1BL, 2M, 3C, 1BL, 1M, 2BL, 10B (32 blocks)

Row 69 :

11B, 1BL, 1M, 1BL, 2C, 3M, 2R, 1BL, 1M, 1BL, 7B (31 blocks)

Row 70 :

6B, 1BL, 2M, 1BL, 2R, 3M, 1C, 1BL, 1M, 1BL, 11B (30 blocks)

Row 71 :

11B, 1BL, 1M, 1BL, 1C, 3M, 2R, 1BL, 1M, 1BL, 6B (29 blocks)

Row 72 :

5B, 1BL, 2M, 1BL, 1R, 1M, 1BL, 1M, 1C, 1BL, 1M, 1BL, 11B (28 blocks)

Row 73 :

11B, 1BL, 1M, 1BL, 1C, 2M, 1C, 1R, 1BL, 1M, 1BL, 5B (27 blocks)

Row 74 :

5B, 1BL, 1M, 1BL, 1R, 1C, 1M, 1C, 1BL, 1M, 1BL, 11B (26 blocks)

Row 75 :

11B, 1BL, 1M, 1BL, 2M, 1C, 1BL, 1M, 1BL, 5B (25 blocks)

Row 76 :

4B, 1BL, 2M, 1BL, 1C, 1M, 1BL, 11B (24 blocks)

Row 77 :

10B, 1BL, 1M, 1BL, 3R, 1BL, 1M, 1BL, 4B (23 blocks)

Row 78 :

4B, 1BL, 1M, 1BL, 2R, 1BL, 1M, 1BL, 10B (22 blocks)

Row 79 :

5B, 1BL, 3B, 1BL, 1M, 1BL, 2R, 1BL, 1M, 1BL, 4B (21 blocks)

Row 80 :

3B, 1BL, 2M, 1BL, 1R, 1BL, 1M, 1BL, 2B, 3BL, 4B (20 blocks)

Row 81 :

3B, 1BL, 1M, 2BL, 2B, 1BL, 1M, 1BL, 1R, 1BL, 1M, 1BL, 3B (19 blocks)

Row 82 :

3B, 1BL, 1M, 1BL, 1R, 1BL, 1M, 1BL, 1B, 1M, 1BL, 2B (18 blocks)

Row 83 :

2B, 2BL, 2M, 1BL, 1B, 1BL, 1M, 1BL, 1B, 1M, 1BL, 2B (17 blocks)

Row 84 :

2B, 1BL, 1M, 3BL, 1M, 1BL, 1B, 1BL, 1M, 3BL, 1B (16 blocks)

Row 85 :

3B, 1BL, 1M, 2BL, 1M, 2BL, 2M, 1BL, 2B (15 blocks)

Row 86 :

1B, 1BL, 6M, 1BL, 2M, 1BL, 2B (14 blocks)

Row 87 :

2B, 1BL, 6M, 1BL, 1M, 1BL, 1B (13 blocks)

Row 88 :

1B, 9BL, 2B (12 blocks)

Row 89 :

2B, 6BL, 3B (11 blocks)

Row 90 :

10B (10 blocks)

Row 91 :

9B (9 blocks)

Row 92 :

8B (8 blocks)

Row 93 :

7B (7 blocks)

Row 94 :

6B (6 blocks)

Row 95 :

5B (5 blocks)

Row 96 :

4B (4 blocks)

Row 97 :

3B (3 blocks)

Row 98 :

2B (2 blocks)

Row 99 :

1B (1 block)

— Square #1: Hogwarts Crest - Simple :

Row 1 :

1B (1 block)

Row 2 :

2B (2 blocks)

Row 3 :

3B (3 blocks)

Row 4 :

4B (4 blocks)

Row 5 :

5B (5 blocks)

Row 6 :

6B (6 blocks)

Row 7 :

7B (7 blocks)

Row 8 :

8B (8 blocks)

Row 9 :

9B (9 blocks)

Row 10 :

10B (10 blocks)

Info :

The simple chart follows the same increasing/decreasing C2C methodology; refer to the increasing/decreasing instructions above for the start and finish of rows.

Assembly Instructions

  • Join completed squares using a whipstitch or mattress stitch, aligning rows of blocks carefully so the design lines up; use a matching background color for seams to minimize visibility.
  • Work a single crochet border around each square in the square's background color before joining, or join first and then work a continuous single crochet border around the entire blanket for a neat finish.
  • Block individual squares lightly before assembly to ensure consistent square dimensions and even edges; pin to shape and spray or steam lightly according to yarn recommendations.
  • Weave in ends as you go, especially after each color change in a square, to avoid an excessive number of loose ends during assembly.
  • When joining character squares (faces, details), position them symmetrically on the layout and pin them in place before sewing to confirm spacing and alignment.

Important Notes

  • 💡Use the increasing and decreasing instructions exactly: start each square in the lower-right corner and follow the 'first block' instructions for both increasing and decreasing phases.
  • 💡Follow the yarn estimation charts provided for Vanna's Choice and Red Heart Super Saver to ensure you have enough of each color before starting a square.
  • 💡Work consistent tension with the recommended hook to keep all squares uniform and easy to join; changing hook sizes will change finished block size.
  • 💡Pin and block squares if needed before joining to make seaming easier and to ensure an even final blanket.
  • 💡Color-carry or neatly secure unused colors along the edge of the square to avoid long tails and lumps in the fabric.

This Harry Potter CAL gathers classic symbols and characters into a magical afghan that any fan will adore. Each C2C square is designed for clarity and charm, from the Hogwarts crest to Hedwig and the Golden Snitch. Make it as a full blanket or a wall-hanging — either way it will brighten your knitting corner with fandom flair! 🧶✨🧵

You ask,

we answer.

FAQs

What size will the finished piece be?

Finished size depends on your final layout and whether you make all squares; each 25x25 square is one module and the Hogwarts crest is a 50x50 module — the total blanket size depends on how many modules you assemble and whether you add borders.

Can I use different yarn weights for this pattern?

You can, but different yarn weights will change the size of each C2C block and therefore the finished size; if you change yarn weight, swatch and calculate blocks per inch to plan your layout.

Do I need prior crochet experience for this pattern?

This pattern is rated intermediate because it uses C2C (corner-to-corner) technique and multiple color changes; basic knowledge of HDC, chains, slip stitches, and reading charts is recommended.

How long does this project typically take to complete?

Most crocheters take 12-15 hours for the full set of squares and assembly across multiple sessions; time will vary based on experience, number of squares made, and finishing choices.