Blue Floral Starburst Diamond Square Bedspread — Free Crochet Pattern

Materials

• Yarn: Worsted weight (Category 4) 100% acrylic or 50/50 cotton-acrylic blend yarn[cite: 1, 17].
  • Color A (Cornflower Blue): ~1,800 meters (~1,960 yards) for central floral starburst cores and pillow accents[cite: 17].
  • Color B (Off-White / Cream): ~2,600 meters (~2,840 yards) for square frames, lattice intersections, outer border, and pillow sham backings[cite: 17].
• Crochet Hook: 5.0 mm (US H/8) ergonomic or aluminum crochet hook, or size required to obtain recommended gauge and smooth drape[cite: 1, 17].
• Notions: Tapestry needle for seaming and weaving in ends, locking stitch markers, sharp yarn scissors, measuring tape[cite: 1, 17].
• Blocking Tools: Blocking foam mats, stainless steel rust-proof T-pins, and steam iron or spray bottle[cite: 1, 17].

Abbreviations

Instructions

Main Blue Floral Starburst Square Motif (make ~180 motifs for Queen size)

Each square motif transitions through 6 progressive geometric rounds, starting with an 8-petal cornflower blue central wheel, squaring out with off-white cream corner shells, and framing with a crisp double-crochet picot border[cite: 5, 17]. Work each round carefully to maintain exact stitch counts across all 180 blocks[cite: 1, 17].

Part 1: Central Blue Floral Starburst Core (Color A Cornflower Blue)

1. Round 1 (Center Ring – Color A Blue): With Color A (Cornflower Blue), make a magic ring (or ch 6, sl st to join first ch)[cite: 1, 17]. Ch 1 (does not count as st), work 16 sc into the ring[cite: 1, 17]. Join with sl st to first sc[cite: 1, 17]. Pull magic ring tail tight to close center core[cite: 1, 17]. [16 sc]
2. Round 2 (Petal Spokes – Color A Blue): Ch 3 (counts as dc), dc in same st, work 2 dc in each st around[cite: 1, 17]. Join with sl st to top of starting ch-3[cite: 1, 17]. [32 dc]
3. Round 3 (8 Floral Petals – Color A Blue): *Ch 4, skip 3 sts, sc in next st; repeat from * 7 more times around[cite: 17]. In each ch-4 loop work [1 sc, 1 hdc, 3 dc, 1 hdc, 1 sc] to form 8 rounded flower petals[cite: 17]. Sl st into valley between petals[cite: 17]. Fasten off Color A securely[cite: 17]. [8 blue starburst petals]

Part 2: Cream Squaring Out & Frame Work (Color B Off-White Cream)

1. Round 4 (Squaring-Out Foundation – Color B Cream): Attach Color B (Cream) in valley between any two blue petals[cite: 17]. *Ch 5, work [2 tr, ch 3, 2 tr] in back loop of corner petal tip (corner established), ch 5, sc in valley between petals; repeat from * 3 more times around to transform circular flower into a square[cite: 1, 5, 17]. Join with sl st to first ch[cite: 17]. [4 corner ch-3 sps, 8 side ch-5 loops]
2. Round 5 (Solid Cream Inner Frame – Color B Cream): Sl st into corner ch-3 sp[cite: 17]. Ch 3 (counts as dc), work [2 dc, ch 2, 3 dc] in corner sp, *work 5 dc in next ch-5 loop, 1 dc in sc st, 5 dc in next ch-5 loop, work [3 dc, ch 2, 3 dc] in corner ch-3 sp; repeat from * 3 more times around, omitting last corner group on final repeat[cite: 5, 17]. Join with sl st to top of starting ch-3[cite: 1, 17]. [17 dc per side; 68 dc total]
3. Round 6 (Outer Scalloped Picot Boundary – Color B Cream): Ch 1, *work 1 sc in each st across side, working [2 sc, picot, 2 sc] into each corner ch-sp; repeat around all 4 sides[cite: 5, 17]. Join with sl st, fasten off Color B, and weave in all loose ends securely[cite: 1, 17]. [Square motif size = ~16 x 16 cm]

Bedspread Assembly

1. Arrangement: Lay out all 180 completed blue floral starburst square motifs on a clean, flat surface in a 12 x 15 grid, ensuring all 8-petal blue centers and cream diamond corner frames align uniformly across the mattress top[cite: 5, 17].
2. Invisible Seaming: Place adjacent squares right sides together[cite: 5, 17]. Using Color B (Off-White Cream) yarn and a tapestry needle, whipstitch through the back loops only (BLO) of matching outer edge stitches along touching sides[cite: 5, 17]. This joins the motifs seamlessly into a completely flat, flexible grid across the entire blanket face[cite: 1, 5, 17].

Continuous Outer Scalloped Bedspread Border

1. Round 1 (Base Anchor Row – Color B Cream): Attach Color B (Cream) yarn at any outer corner of the assembled bedspread[cite: 1, 17]. Ch 1, work single crochets evenly around all 4 outer edges, placing 3 sc into outer corner points and 1 sc dec in inner seams where motifs meet[cite: 1, 5, 17]. Join with sl st to first sc[cite: 1, 17].
2. Round 2 (Open Mesh Band – Color B Cream): Ch 4 (counts as dc + ch 1), *skip 1 st, dc in next st, ch 1; repeat around entire outer perimeter, working [2 dc, ch 2, 2 dc] into outer corners[cite: 1, 5, 17]. Join with sl st to top of starting ch-3[cite: 1, 17].
3. Round 3 (Multi-Tiered Scalloped Shell Border – Color B Cream): *In corner ch-sp work [5 dc, picot, 5 dc], sc in next ch-sp, *skip 2 sts, work [4 dc, picot, 4 dc] in next ch-sp, sc in next ch-sp; repeat from * continuously around all 4 sides of the bedspread to form the draped scalloped edging[cite: 1, 5, 17]. Join with sl st, fasten off, and weave in all remaining ends securely[cite: 1, 17].

Matching Decorative Pillow Shams (make 2)

Front Sham Panel

1. Join 9 main Blue Floral Starburst Motifs in a 3×3 square tile formation using Color B (Cream) yarn through back loops only (BLO)[cite: 1, 5, 17].
2. Work Round 5 and Round 6 of the motif instructions around the outer perimeter of the 3×3 block to square off the panel to approximately 48 x 48 cm[cite: 1, 5, 17].

Back Sham Panel

1. Row 1: With Color B (Cream) yarn, ch 61[cite: 1, 17]. Dc in 4th ch from hook and in each ch across[cite: 1, 17]. Turn[cite: 1, 17]. [59 dc]
2. Rows 2–34: Ch 3 (counts as dc), 1 dc in each st across[cite: 1, 17]. Turn[cite: 1, 17]. Fasten off after Row 34 [59 dc per row; panel size = ~48 x 48 cm square][cite: 1, 17].

Sham Assembly

Place front and back panels wrong sides together[cite: 1, 17]. Single crochet around 3 sides using Color B (Cream) yarn, insert a 48 x 48 cm pillow form, and sc across the 4th side to seal[cite: 1, 17]. Finish with the scalloped picot border around all 4 outer sham edges[cite: 1, 5, 17].

Tips for Success

• Maintain Smooth Color Transition Tension: Keep even tension when switching from Color A blue to Color B cream in Round 4 so that the square frame stays completely flat[cite: 17].
• Steam Block Individual Squares: Steam-blocking each square motif to ~16 x 16 cm before assembly flattens the blue floral petals, aligns the cream corner frames, and makes row-by-row seaming much faster[cite: 1, 5, 17].
• Weave In Color Ends Early: Fasten off and weave in loose ends at each color switch during motif construction to avoid a tedious finishing workload later[cite: 1, 17].
• Keep Assembly Stitches Relaxed: Avoid pulling joining threads too tightly so that the cream framing seams lie completely flat over the mattress without puckering[cite: 1, 5, 17].
• Choose a High-Definition Smooth Yarn: A smooth cotton or acrylic yarn highlights the geometric contrast between the blue flower centers and cream diamond lattice clearly[cite: 1, 5, 17].

Common Mistakes to Avoid

• Skipping Motif Blocking — Unblocked geometric squares pull inward at the color switch points, causing puckered, uneven seams during assembly[cite: 1, 5, 17].
• Carrying Color A Behind Cream — Do not carry blue yarn under cream stitches in Round 4–5; cut and fasten off blue yarn to prevent color show-through[cite: 17].
• Uneven Seaming Tension — Seaming too tightly along the cream outer borders creates rigid ridges instead of a flat blanket surface[cite: 1, 5, 17].
• Mixing Yarn Dye Lots — Ensure all cornflower blue and natural cream skeins share matching dye lots to prevent noticeable shading differences across the broad background[cite: 1, 17].

Ways to Customize This Pattern

• Rose Pink & Cream Palette: Swap cornflower blue for dusty rose yarn to create a soft vintage floral aesthetic[cite: 1, 5, 17].
• Throw Blanket Dimension: Reduce motif count to 70 squares (7 x 10 grid) to create a cozy living room throw (~110 x 150 cm)[cite: 1, 5, 17].
• Matching Floral Coasters & Trivets: Work single motifs through Round 5 in heavy cotton yarn to craft matching geometric hot pads or table trivets[cite: 1, 5, 17].