Spectrum of Squares: Granny Square Blanket Crochet Pattern PDF

Crochet a Colorful Spectrum of Squares

Bring a joyful sweep of color to your home with the Spectrum of Squares granny square blanket crochet pattern. Small, three-round motifs come together in a diamond arrangement, creating colorful horizontal bands and a playful outline of pointed edges. The finished blanket makes a cheerful accent for a favorite chair, sofa, or reading corner.

Why You’ll Love This Pattern

• Enjoy a repeating granny square motif worked in three rounds.
• Explore ten yarn colorways, making 14 motifs in each for 140 motifs altogether.
• Follow written instructions alongside a motif stitch chart and stitch key.
• Use the assembly diagram to arrange the squares into the pictured color sequence.

The pattern includes notes on aligning the yarn’s color changes with each motif round, helping you work with the recommended multicolor yarn.

Pattern Details

• Design: Crochet Spectrum of Squares Blanket
• Skill level: Easy
• Finished measurements: Approximately 42¼ × 59¼ inches [107.5 × 150.5 cm], measured between outer points
• Gauge: One motif measures approximately 4 inches [10 cm] square
• Hook: U.S. I/9 (5.5 mm), or size needed to obtain gauge
• Construction: Crochet individual motifs in joined rounds, then sew them together with right sides facing, following the assembly diagram
• Stitches: Chains, slip stitches, and double crochet
• Format: Three-page digital PDF in English, using US crochet terminology

What’s Included

The PDF contains written motif instructions, yarn color-management notes, an abbreviation guide, a motif stitch chart with stitch key, finishing directions, a labeled assembly diagram, and photographs showing the completed blanket.

Materials & Tools

Use Red Heart All in One Granny Square Petite, supplied in 8.8 oz/250 g balls with 417 yds/381 m per ball. The pattern lists one ball, or 14 motifs, in each of these ten colorways:

Primo (0005), Flip Side (0006), Snazzy (0007), Sweet Pad (0008), Boppin (0001), Pep Talk (0002), Foxy (0003), Groovin (0004), Linen (0012), and Newsie (0009).

You’ll also need a Susan Bates Silvalume crochet hook in the size noted above and a Susan Bates yarn needle for assembly.

Perfect For

A colorful handmade throw, a thoughtful housewarming project, or crocheters who enjoy making small motifs and seeing them grow into a larger piece.

Important Digital Download Notice

PLEASE NOTE: This listing is for a DIGITAL PDF CROCHET PATTERN only. You will not receive a finished physical item.

Download the pattern, gather your yarn, and begin your own Spectrum of Squares blanket.