Creating a sewing pattern for a flannel shirt involves drafting patterns for the front, back, sleeves, and optional pocket, as well as adding seam allowances. Here's a simplified guide to help you create a basic flannel shirt pattern:
Materials You'll Need:
- Pattern paper or tracing paper
- Pencil
- Ruler
- Measuring tape
- Fabric for the flannel shirt
- Sewing machine
- Fabric scissors
- Pins
- Buttons (optional)
Steps:
1. Take Your Measurements:
- Neck: Measure the circumference of your neck.
- Bust or chest: Measure around the fullest part of your chest or bust.
- Waist: Measure around your natural waist.
- Hips: Measure around the fullest part of your hips.
- Arm length: Measure from the top of your shoulder to your wrist.
- Back width: Measure from one shoulder to the other.
- Shirt length: Measure from your shoulder to the desired length of your shirt.
2. Draft the Pattern:
Back Piece:
- Start with the back piece. Draw a rectangle on your pattern paper. The width should be your back width measurement, plus some ease for comfort.
- For the length, draw a rectangle from the top edge of the paper to the desired shirt length. This rectangle represents the back of your shirt.
- At the top of the back piece, mark the midpoint for the neck hole.
- From the midpoint, draw a U-shape that's approximately the size of your neck measurement. You can adjust the depth of the neckline to your preference.
- Add seam allowances to the sides, shoulders, and neckline.
Front Pieces:
- Create two front pieces based on the back piece but with the desired neckline and button placement. Typically, the front will have a wider neckline and a button placket.
- The button placket should be on one of the front pieces. To create the placket, draw a straight line extending from the neckline down to the bottom of the shirt.
- Add seam allowances to the sides, shoulders, and button placket.
Sleeves:
- Draft sleeves based on your arm length and width, ensuring they match the armhole measurements of the front and back pieces. You can use a sleeve pattern as a guide.
- Add seam allowances to the sleeve cap and sides.
Pocket (Optional):
- To add a chest pocket, draft a rectangular shape with your desired dimensions.
- Add seam allowances to the sides and top.
3. Cut Your Fabric:
- Pin your pattern pieces to your flannel fabric and cut them out.
- Pay attention to the fabric grain and make sure all your pieces are cut properly.
4. Sew the Flannel Shirt:
- Sew the shoulder seams to connect the front and back pieces.
- Attach the sleeves to the armholes, ensuring they're evenly distributed.
- Sew the side seams, creating the basic shirt shape.
- Hem the bottom of the shirt and the sleeve cuffs.
- If your design includes a button placket, sew the buttonholes and attach buttons to the front pieces.
5. Finish and Fit:
- Try on the flannel shirt and make any necessary adjustments for fit.
- Finish the raw edges of seams with a serger or zigzag stitch to prevent fraying.
This basic pattern will give you a simple flannel shirt. You can customize it by adding pockets, collars, or adjusting the shirt length or fit. Feel free to get creative and make it your own!



