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Verified Open Pattern (1.0.0-published)

This pattern includes verified home printable specification files, dual-unit sizing charts, and full cutting guides. License: Drafted by Threadline Patterns. CC BY-SA 4.0 International..

Woven Blouse Confident Beginner XS to 3XL (Bust 80–132 cm / 31.5"–52.0")

Square-Neck Prairie Blouse

Inspired by classic prairie and cottagecore aesthetics, this romantic blouse showcases a crisp square neckline framed with wide facings, subtle bust gathering for soft shaping, and elbow-length puff sleeves finished with comfortable elasticated frill cuffs.

Technical Garment Schematics

Front and back flats illustrating seam lines, hem curves, and design details.

Front Elevation
Back Elevation

Sizing & Measurement Tables

Review both body benchmarks and finished garment ease before cutting your cloth.

Measurement Unit

Toggle between metric and imperial values across all charts

1. Body Measurements Chart

Your physical body dimensions. Measure over undergarments with a snug tape.

Swipe sizes
Size Bust Waist Hip
XS 80 cm 62 cm 88 cm
S 86 cm 68 cm 94 cm
M 94 cm 76 cm 102 cm
L 102 cm 84 cm 110 cm
XL 112 cm 94 cm 120 cm
2XL 122 cm 104 cm 130 cm
3XL 132 cm 116 cm 142 cm

2. Finished Garment Measurements Chart

Dimensions of the sewn garment, including designed wearing ease.

Swipe sizes
Size Finished Bust Finished Length Bottom Hem
XS 92 cm 56 cm 104 cm
S 98 cm 57 cm 110 cm
M 106 cm 58.5 cm 118 cm
L 114 cm 60 cm 126 cm
XL 124 cm 61.5 cm 136 cm
2XL 134 cm 63 cm 146 cm
3XL 144 cm 64.5 cm 156 cm

Size Selection Guidance

Select size based on high bust and shoulder width. The gathers over the bust accommodate A through D cup sizes easily.

Wearing Ease Explanation

Comfortable positive ease of +12 cm (+4.7") at bust with romantic gathered shaping across the front.

Fabric & Materials

Recommended substrates, stretch allowances, yardage requirements, and required notions.

Recommended Fabrics

Lightweight woven fabrics with body and drape

  • Cotton lawn or cotton batiste for light, airy volume
  • Gingham or floral cotton poplin for classic vintage charm
  • Crinkle cotton gauze or Swiss dot for delicate texture
  • Lightweight linen (120–140 gsm) for natural structure
Stretch Requirement: None (0% stretch - stable woven)

Notions & Sewing Tools

Ensure you have these ready before starting.

Notions:
  • 6 mm (1/4 in) braided elastic for sleeve cuffs (1 m / 1.1 yd)
  • All-purpose thread
  • Fusible lightweight interfacing (0.4 m)
Tools Required:
  • Sewing machine
  • Safety pin or bodkin for elastic
  • Iron & pressing board

Fabric Yardage Requirements

Size Bracket 115 cm (45") Width 150 cm (60") Width
XS – M 1.9 m (2.1 yd) 1.5 m (1.6 yd)
L – XL 2.2 m (2.4 yd) 1.7 m (1.9 yd)
2XL – 3XL 2.5 m (2.7 yd) 2 m (2.2 yd)

Seam Allowances & Cutting Layout

Exact seam allowances included in pattern lines, piece list, and cutting discipline.

Standard Seams

1.5 cm (5/8 in) included.

Hem Allowance

1.5 cm (5/8 in) double-fold hem.

Neck & Armhole

1.0 cm (3/8 in) for square neckline facing.

Pattern Pieces to Cut

Piece Name Quantity & Orientation Grainline / Cutting Notes
Front Bodice with Gathers Cut 1 on fold Straight of grain
Back Bodice Cut 1 on fold Straight of grain
Front Square Neck Facing Cut 1 on fold + interfacing Straight of grain
Back Square Neck Facing Cut 1 on fold + interfacing Straight of grain
Puff Sleeve Cut 1 pair Straight of grain

Fabric Cutting Checklist:

  • Transfer all corner drill marks and sleeve gather notches carefully.

Printable Pattern Files

Download PDF files for home printing on standard desktop printers.

Download Pattern Files

1.0.0

Direct pattern downloads. No registration, email capture, or paywalls required.

Updated: 2026-03-01
Instructions Available

Complete offline sewing guidebook with dual calibration test squares, yardage charts, pattern piece cut list, numbered steps, and troubleshooting.

14.2 KB 4 pages
A4 Available

Full-scale 1:1 tiled master pattern for A4 paper (17 sheets). Includes dual 50mm/2.0in calibration boxes, assembly map, grainlines, and corner registration crosshairs.

135.1 KB 17 pages
US Letter Available

Full-scale 1:1 tiled master pattern for US Letter paper (16 sheets). Includes dual 50mm/2.0in calibration boxes, assembly map, grainlines, and corner registration crosshairs.

127.8 KB 16 pages
Printer Calibration Test Sheet (Free Single Sheet) 2.4 KB

Print at 100% scale (no fit-to-page) and measure the 50mm and 2-inch test boxes with a hard ruler.

Download Test Sheet
Print Instructions:

Open the downloaded PDF in Adobe Acrobat Reader or a dedicated desktop PDF viewer. In the print dialog, select "Actual Size" or "Custom Scale: 100%". Never select "Fit to Printable Area". Always measure the calibration square on Page 1 before proceeding.

These files are prepared from documented pattern references through a technical drafting workflow. If anything appears incorrect, unclear, or causes a sewing problem, email feedbacksewingpattern@gmail.com. Send pattern feedback.
100% Scale Verification

Print Page 1 at 100% scale without scaling. Check 50 mm (Metric) or 2.0 in [50.8 mm] (Imperial) test square with a hard ruler.

Read full printing & calibration guide →
Tile Assembly Instructions

Align numbered letter and row marks. Butt edges together without overlapping untrimmed paper.

Step-by-Step Sewing Instructions

Draft construction notes. Readable online; review against the pattern pieces before sewing.

1

Staystitch & Gather Bodice

Sew two rows of basting stitches along front neck gather zone. Pull threads to match facing width.

2

Construct Square Neck Facing

Join front square neck facing to back square neck facing at shoulder seams. Stitch facing to bodice square neckline right sides together, pivoting sharply at corners with needle down. Clip precisely to corner stitches. Understitch facing and press seam allowances toward facing.

3

Assemble Puff Sleeves

Gather sleeve head. Gather lower sleeve hem edge and form casing for elastic. Insert elastic and secure.

4

Set In Sleeves & Close Sides

Set sleeves into armholes right sides together. Stitch side seams and underarms, and press seam allowances open. Hem bottom edge.

Troubleshooting & Fit Alterations

Solutions for common fitting hurdles and construction errors specific to this garment.

Problem: Puckering at square neckline corners

Possible Cause: Not clipped close enough to the stitch line.

Recommended Fix: Clip diagonally right to the needle pivot point (leave 1 mm).

License & Permissions:

Drafted by Threadline Patterns. CC BY-SA 4.0 International.

Pattern Credits:

Designed by Threadline Technical Team. Graded by Threadline Technical Review. Review attribution: Threadline Pattern Studio.

Version: 1.0.0-published • Last updated: 2026-03-01 Report a problem with this pattern (Square-Neck Prairie Blouse)

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