Lilac Flutter Butterfly Curtain Panel Crochet Pattern

Lilac Flutter is a light, airy curtain panel made from open-lace butterfly motifs. Each butterfly has four open wings with a fan of tall stitches around a hollow center, a picot edge, a raised body and two knobbed antennae. When it hangs at a window, light shines through the wing centers and the gaps between motifs.

The sample uses one color, a soft lavender cotton. One color keeps the lace clean and lets the texture do the work. It looks cottage-style and romantic without being fussy.

This pattern uses US crochet terms. One finished panel measures 23 in wide x 62 in long (58.4 x 157.5 cm) with the border, plus 2 in (5.1 cm) hanging-tab loops. Make two panels for a pair.

For construction, you make 30 butterfly motifs per panel and join them as you go in the last round, using picot-to-picot joins. Then you work a three-round border around the panel and add five tabs across the top.

Finished Size and Construction

  • Finished panel: 23 x 62 in (58.4 x 157.5 cm), not counting tabs
  • Skill level: Intermediate
  • Terminology: US
  • Yarn weight: DK (#3) cotton
  • Hook: 4.0 mm (G-6)
  • Number of pieces: 30 motifs per panel (60 for a pair)
  • Layout: 3 motifs wide x 10 motifs tall
  • Motif size: 7 in wide x 6 in tall (17.8 x 15.2 cm)
  • Size before border: 21 x 60 in (53.3 x 152.4 cm)
  • Border depth: 1 in (2.5 cm) on every edge
  • Tabs: 5 per panel, 2 in (5.1 cm) loops

Materials

Yarn: Use a smooth, mercerized or combed DK cotton. Cotton holds the wing shape, blocks crisply and won’t sag much in sunlight. Avoid fuzzy yarns, because they blur the open centers.

  • Lavender: 650 g (approx. 1,365 m), which is 13 balls of 50 g / 105 m, for a pair of panels. For one panel, buy 325 g (approx. 683 m).

Each motif uses about 8 g (17 m). Each panel’s border and tabs use about 40 g (84 m). The quantities include a margin of roughly 15% for gauge swatches and dye-lot safety.

Tools:
– 4.0 mm (G-6) crochet hook
– Tapestry needle
– Stitch markers
– Rust-proof pins and blocking mats
– Spray bottle
– Measuring tape

Abbreviations (US Terms)

  • ch: chain
  • sl st: slip stitch
  • sc: single crochet
  • hdc: half double crochet
  • dc: double crochet
  • tr: treble crochet
  • sp: space
  • sk: skip
  • st(s): stitch(es)

Special stitches:
– Picot: Ch 3, sl st in 3rd ch from hook.
– Join-picot: Ch 1, sl st into the matching picot of the finished motif, ch 1, sl st in the 1st ch of this join-picot.
– 5-dc bobble: [Yo, insert hook in st, pull up a loop, yo, draw through 2 loops] 5 times in the same st, then yo and draw through all 6 loops on hook.
– 3-dc cluster (CL): The same as the bobble, but with 3 repeats. Finish by drawing through all 4 loops.

Gauge and Checkpoints

Base gauge: 18 sc and 20 rows = 4 in (10.2 cm) in sc worked flat.

Make one complete motif before you start the rest, and check it at each stage:

  • After Rnd 1: The ring is about 1 in (2.5 cm) across.
  • After Rnd 3: The wingspan is about 4.5 in (11.4 cm) and the height about 4 in (10.2 cm).
  • After Rnd 4: The wingspan is about 6.5 in (16.5 cm).
  • After Rnd 5, blocked: The motif is 7 in wide x 6 in tall (17.8 x 15.2 cm).

If the motif is too big, go down to a 3.75 mm hook. If it’s too small, go up to a 4.5 mm hook. Being off by 0.25 in (0.6 cm) per motif adds up: across 10 rows, that’s 2.5 in (6.4 cm) on the panel’s length, so fix it now.

Lavender crocheted butterfly with intricate openwork wings and beaded antennae on a neutral background.

Butterfly Motif (Make 30 per panel)

Hold the motif face up with the head at the top. You work the wings clockwise: upper right (UR), lower right (LR), lower left (LL), upper left (UL).

Rnd 1: Ch 6, sl st to the first ch to form a ring. Ch 1, work 12 sc in the ring, then sl st to the first sc. (12 sc)

Rnd 2 (wing loops): Ch 1, sc in the same st as the join. Then work the four loops:
– Ch 22, sk 1 st, sc in next 2 sts (UR loop).
– Ch 16, sk 1 st, sc in next 2 sts (LR loop).
– Ch 16, sk 1 st, sc in next 2 sts (LL loop).
– Ch 22, sk 1 st, sc in next st (UL loop).

Sl st to the first sc. (8 sc, 2 ch-22 loops, 2 ch-16 loops)

The skipped stitches let each loop stand clear of the center. These loops become the open wing centers.

Rnd 3 (wing base band):
– In the UR ch-22 loop, work (2 sc, 2 hdc, 24 dc, 2 hdc, 2 sc) for 32 sts. Sl st in each of the next 2 sc.
– In the LR ch-16 loop, work (2 sc, 2 hdc, 16 dc, 2 hdc, 2 sc) for 24 sts. Sl st in the next 2 sc.
– Repeat the 24-st group in the LL loop. Sl st in the next 2 sc.
– Repeat the 32-st group in the UL loop. Sl st in the last 2 sc. The final sl st lands on the first sl st of the round.

Count: 32 + 24 + 24 + 32 = 112 wing sts, plus 8 sl sts. Because you work all stitches into the loop, the loop interior stays empty.

Rnd 4 (fan band): This round makes the radiating tall stitches.
– Each upper wing: Sc in the next 2 sc, hdc in the next 2 hdc, [2 tr in next dc, tr in next dc] 12 times, hdc in the next 2 hdc, sc in the next 2 sc. The count is 32 sts worked once + 12 extra tr = 44 sts.
– Each lower wing: Sc 2, hdc 2, [2 dc in next dc, dc in next dc] 8 times, hdc 2, sc 2. The count is 24 sts worked once + 8 extra dc = 32 sts.
– Between wings: Sl st in each of the 2 sl sts.

Count: 44 + 32 + 32 + 44 = 152 wing sts, plus 8 sl sts.

Rnd 5 (picot edge):
– Each upper wing: Sc in the next 4 sts, [picot, sc in the next 4 sts] 10 times. This gives 44 sc and 10 picots.
– Each lower wing: Sc 4, [picot, sc 4] 7 times. This gives 32 sc and 7 picots.
– Between wings: Sl st in each sl st.

Fasten off.

Picot numbering: Number the picots in working order: P1 to P10 on the upper wings and P1 to P7 on the lower wings. Because the round goes clockwise, the left wings mirror the right ones:
– UR P(n) mirrors UL P(11 − n).
– LR P(n) mirrors LL P(8 − n).

Key points on each motif:
– UR P6: outer tip of the upper wing
– UR P2: top of the upper wing
– LR P3: outer side of the lower wing
– LR P5: bottom of the lower wing

Body (Make 1 per motif)

Rnd 1: Ch 12.
– Sc in the 2nd ch from hook (this is the tail tip).
– Hdc in the next 9 ch.
– In the last ch, work (2 hdc, 5-dc bobble, 2 hdc). This is the head knob.
– Working in the unused loops on the other side of the chain, hdc in the next 9 ch.
– Sl st to the first sc.

(24 sts: 1 sc + 9 hdc + 5 head sts + 9 hdc)

Antennae: Do not fasten off. Sl st into the bobble, then work each antenna:
– Ch 10, work a CL in the 4th ch from hook, sl st in each of the next 6 ch, then sl st into the bobble.
– Repeat once more for the second antenna.

Fasten off, leaving a 12 in (30.5 cm) tail. The body is 3 in (7.6 cm) long, and the antennae are about 1.5 in (3.8 cm).

Center the body vertically over Rnd 1 of the wings, with the head at the top. Whipstitch around its base, and leave the antennae free.

Make All Pieces

  • One panel: 30 butterfly motifs and 30 bodies, all in lavender
  • A pair: 60 motifs and 60 bodies

Finish the first motif completely. Work Rnds 1–4 on all the others, then do Rnd 5 as you join, following the grid below.

Row 1:   [ 1] [ 2] [ 3]
Row 2:   [ 4] [ 5] [ 6]
Row 3:   [ 7] [ 8] [ 9]
...
Row 10:  [28] [29] [30]

Work the motifs in number order: left to right, top to bottom.

Joining

Method: Join as you go in Rnd 5. Replace a normal picot with a join-picot at each join point.

Joining to the left neighbor (2 points):
– This motif’s LL P5 joins the left neighbor’s LR P3.
– This motif’s UL P5 joins the left neighbor’s UR P6.

Joining to the motif above (2 points):
– This motif’s UR P2 joins the upper motif’s LR P5.
– This motif’s UL P9 joins the upper motif’s LL P3.

Each join-picot replaces one picot one-for-one, so the stitch counts don’t change. Each motif still has 44 and 32 sc per wing. The 2 chains plus the sl st in the join-picot match the 3-ch picot length, so the joins neither pull in nor pucker.

Tension: Keep the join chains as relaxed as your normal picots. Tight joins draw the wing tips together and pull the panel narrower than 21 in.

Join totals per panel:
– Side-by-side joins: 10 rows x 2 seams x 2 points = 40
– Top-to-bottom joins: 9 seams x 3 motifs x 2 points = 54

Size checkpoint: Lay the joined panel flat. It should measure 21 x 60 in (53.3 x 152.4 cm).

Border

Border gauge: Rnd 2 sc should match the base gauge, 18 sc = 4 in (10.2 cm). Together, the three rounds add 1 in (2.5 cm) on every edge.

Anchor picots: Every edge motif gives 4 free picots to its side of the panel:
– Top edge, left to right: UL P7, UL P9, UR P2, UR P4
– Right edge, top to bottom: UR P6, UR P8, LR P3, LR P4
– Bottom edge, right to left: LR P5, LR P7, LL P1, LL P3
– Left edge, bottom to top: LL P4, LL P5, UL P3, UL P5

Per-motif side count for Rnd 1: 4 anchor sc + 4 spaces. The 4th space bridges to the next motif. On the last motif of each side, it becomes the ch-9 corner instead of a ch-5.

Rnd 1 (mesh): Join yarn with sc in the top-left motif’s UL P7. Then:
– Ch 5, sc in the next anchor picot. Repeat along the side.
– At each corner, ch 9 instead of ch 5 to reach the first anchor of the next side.
– Sl st to the first sc after the last corner.

Side Anchor sc Ch-5 sps Corner ch-9 sps
Top and bottom (3 motifs x 4) 12 each 11 each 1 each
Each long side (10 motifs x 4) 40 each 39 each 1 each

Rnd 1 totals: 104 sc, 100 ch-5 sps, 4 ch-9 corners.

Rnd 2 (solid): Ch 1. Sc in each sc, work 5 sc in each ch-5 sp, and work (4 sc, ch 3, 4 sc) in each ch-9 corner.
– Top and bottom: 4 + 12 + (11 x 5) + 4 = 75 sc each
– Long sides: 4 + 40 + (39 x 5) + 4 = 243 sc each
– Total: 636 sc and 4 ch-3 corners

Rnd 3 (picot edge): Ch 1, then work each side:
– Top edge: Sc in each of the 75 sts. Leave this edge plain for the tabs.
– Corners: (Sc, ch 3, sc) in each corner sp.
– Right edge, bottom and left edge: [Sc in the next 3 sts, picot] across. That’s 81 repeats on each long side and 25 repeats on the bottom.

Sl st to the first sc and fasten off.

Why the math works: 75 and 243 are both multiples of 3, so the picot repeat finishes exactly at each corner. Also, 5 sc in each ch-5 sp matches the mesh length, so the edge lies flat.

Hanging tabs: Work across the 75 plain top sc as tab 7, gap 10, repeated, ending with a tab. That’s 5 tabs x 7 + 4 gaps x 10 = 75.
– Tab Row 1: Sc in 7 sts, turn.
– Rows 2–20: Ch 1, sc in 7 sts, turn.

Fasten off with a long tail. Fold the tab to the back and whipstitch Row 20 to the base. The tab is 4 in (10.2 cm) flat, making a 2 in (5.1 cm) loop.

Final Blocking

  1. Weave in all ends along the stitch posts and trim them.
  2. Soak the panel in cool water for 15 minutes, then press out the water in a towel. Don’t wring it.
  3. Pin the outer border to 23 x 62 in (58.4 x 157.5 cm).
  4. Pin each wing so its center opens into a teardrop. Point the antennae upward.
  5. Check that the motif grid lines up: every butterfly should be 7 in (17.8 cm) wide and 6 in (15.2 cm) tall.
  6. Let it dry completely, then unpin.

Final Quality-Control Checklist

  • Each upper wing has 44 sc and 10 picots, and each lower wing has 32 sc and 7 picots.
  • All 94 joins are present, and no picot is joined twice.
  • Every body is centered and the antennae are symmetrical.
  • Border Rnd 2 has 75 / 243 / 75 / 243 sc.
  • There are 5 evenly spaced tabs with level loops.
  • The panel measures 23 x 62 in (58.4 x 157.5 cm).

Troubleshooting

  • Wings cup: Your tr are too tight. Loosen up, or go up a hook size for Rnd 4 only.
  • Wings ruffle: You’ve probably worked extra increases. Recount Rnd 4 for 44 / 32 sts.
  • Panel narrower than 21 in (53.3 cm): The join-picots are too tight. Redo them with relaxed chains.
  • Border waves: You may have worked more than 5 sc per ch-5 sp. Check Rnd 2 against the side counts.
  • Corners pull in: Make sure each corner has a ch-9 in Rnd 1, not a ch-5.
  • Body twists: Pin it straight before you sew it down.

Care

Hand wash cool or machine wash cold on a gentle cycle in a mesh bag. Reshape and dry flat, then rehang while slightly damp to keep it straight.

Purple and cream butterfly patterned curtains hang at French doors, filtering light into a bright, minimalist living space.

Final Notes

Here is the measurement chain:
– Gauge: 18 sc = 4 in (10.2 cm)
– Motif: 7 x 6 in (17.8 x 15.2 cm)
– Grid: 3 x 10 motifs = 21 x 60 in (53.3 x 152.4 cm)
– Border: 1 in (2.5 cm) per edge = 23 x 62 in (58.4 x 157.5 cm)
– Tabs: 2 in (5.1 cm) loops on top

Check each link in the chain before you move on, and both panels will hang evenly. Happy crocheting!

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