What You Need to Sew a Fabric Banner
A fabric banner is a rectangle of sewn fabric with finished edges and a hanging sleeve at the top. You sew two pieces of fabric together with right sides facing, turn it right-side out, and stitch a casing along the top to slide a rod or dowel through. The whole project takes two to four hours for a beginner and requires only basic straight-stitch sewing.
Gather these materials before you start: two pieces of fabric cut to the same size (cotton quilting fabric or canvas works well), thread that matches or complements your fabric, a needle or sewing machine, scissors, pins, a measuring tape, and an iron. You will also need a rod or dowel for hanging—a wooden dowel from a hardware store, a tension rod, or even a sturdy stick works. Most banners are 12 to 36 inches wide and 18 to 48 inches tall, but you can make yours any size.
Key Takeaways
- Cut two identical fabric pieces and pin them with right sides together before sewing three sides closed.
- Leave one short end open so you can turn the banner right-side out and press it flat with an iron.
- Fold the open end inward, pin it closed, and topstitch it by hand or machine to seal the banner.
- Sew a casing (a rectangular tunnel) near the top edge to slide your hanging rod through.
- Press the finished banner with an iron to remove wrinkles and make the seams crisp.
Cut and Prepare Your Fabric Pieces
Measure and mark your banner size on both fabric pieces using a measuring tape and a fabric marker or chalk. A standard banner is 18 inches wide by 36 inches tall, but adjust this to fit your space. Cut both pieces to exactly the same dimensions using sharp fabric scissors—dull scissors will fray the edges and make sewing harder.
Lay one piece flat on your work surface with the right side (the pretty, printed side) facing up. Place the second piece on top of it with the right side facing down, so the two right sides are pressed together and the wrong sides (the dull backs) are facing outward. This is called "right sides together" and is the standard way to sew fabric pieces so the seams end up hidden inside the finished banner.
Pin the two pieces together around all four edges, pushing pins through both layers. Space pins about 4 inches apart. Pinning keeps the fabric from shifting while you sew and makes your seams straight.
Sew Three Sides Closed
Thread your needle or load thread into your sewing machine. Set the machine to a straight stitch with a stitch length of 2.0 to 2.5 millimeters—this is standard for most fabric. If you are hand-sewing, use a straightforward running stitch, pushing the needle in and out of the fabric in a straight line about one-quarter inch from the edge.
Start sewing along one long side of the banner, about one-quarter inch from the edge. Sew slowly and keep the line as straight as possible. When you reach a corner, stop with the needle down, lift the presser foot (if using a machine), rotate the fabric 90 degrees, lower the presser foot, and continue sewing along the next side. Repeat this at each corner.
Sew along three complete sides: both long sides and one short side. Stop sewing about one-quarter inch before the end of the third side. Leave the fourth short side completely open—this is where you will turn the banner right-side out. Backstitch at the start and end of your seam (reverse the machine for a few stitches, or tie off by hand) to lock the thread so it does not unravel.
Turn the Banner Right-Side Out and Press
Reach through the open end and grab the fabric from the inside. Pull gently and steadily until the entire banner flips inside-out, so the right sides of the fabric are now facing outward and the seams are hidden on the inside. This takes a little patience—go slowly to avoid tearing the fabric.
Use a blunt tool like a wooden spoon handle or a chopstick to gently push out the corners from the inside, making them sharp and square. Poke carefully so you do not puncture the fabric.
Lay the banner flat on an ironing board and press it with a warm iron set to the temperature recommended for your fabric (check the bolt end or care label). Press all four edges and both sides to flatten the seams and remove wrinkles. This step makes the banner look professional and finished.
Close the Open End and Topstitch
Fold the raw edges of the open end inward by one-quarter inch on both layers, so the fold lines up with the seams on the other three sides. Press this fold with your iron to crease it. Pin the folded opening closed.
Sew the opening shut by hand or machine, stitching very close to the folded edge. This is called a ladder stitch if you sew by hand (slide the needle inside the fold, come out, cross over to the opposite fold, slide inside, and repeat), or a straightforward straight stitch if you use a machine. Sew all the way across the opening and backstitch at the end.
Now sew a line of stitching all the way around the banner, about one-quarter inch from all four edges. This is called topstitching and it flattens the seams, makes the banner look finished, and reinforces the edges. Sew slowly and keep the line straight. This is visible stitching, so take your time.
Sew the Hanging Casing
Decide how wide your hanging casing should be. It needs to be wide enough for your rod to slide through easily—usually one-half inch to one inch wide. Measure down from the top edge of the banner and mark a line with fabric chalk or a fabric marker. For example, if you want a one-half inch casing, mark a line one-half inch down from the top.
Pin along this line and sew a straight line of stitching from one side of the banner to the other. Sew slowly and keep the line parallel to the top edge. This stitching creates a tunnel (the casing) between the top edge and your new line of stitches.
Slide your rod or dowel through the casing from one end to the other. If it does not slide easily, the casing is too tight—you can carefully cut a small slit in the back and hand-stitch it closed, or you can sew a wider casing on your next banner. Once the rod slides through smoothly, your banner is ready to hang.
Common Mistakes to Avoid
The most common error is sewing with wrong sides together instead of right sides together. If you do this, your seams will be visible on the outside of the finished banner. Check before you start sewing by looking at which side of each fabric piece is the pretty side.
Another mistake is making the hanging casing too narrow. If your rod cannot slide through without force, the casing is too tight. Measure the diameter of your rod before you sew and make the casing at least one-quarter inch wider than that measurement.
Beginners often sew the opening closed before pressing the banner flat. Press first, then close the opening—this makes the seams lie flat and the banner look much better. Also, do not skip the topstitching step. It takes only a few minutes and makes the difference between a homemade-looking banner and a polished one.
Frequently Asked Questions
Can I use a sewing machine if I have never used one before?
Yes. A sewing machine makes this project faster and easier than hand-sewing. Read your machine's manual to learn how to thread it and set the stitch length, then practice on scrap fabric first. Sew slowly and keep your hands steady. Most beginners produce acceptable results on their first try.
What fabric works best for a banner?
Cotton quilting fabric, canvas, and linen are all good choices. Avoid stretchy fabrics like knit or jersey—they are harder to sew straight. Avoid very thin fabrics like chiffon unless you back them with interfacing. Medium-weight cotton is the easiest for beginners.
Do I have to use a rod, or can I hang the banner a different way?
You can sew a casing for a rod, or you can sew grommets (metal rings) in the top corners and hang the banner from hooks. You can also sew a loop of fabric at each top corner. A rod casing is the easiest method for beginners because it requires only straight-line sewing.
What if my seams are crooked or wavy?
Crooked seams are normal for beginners. They do not affect how the banner hangs or looks from a distance. If the seams bother you, practice on scrap fabric before starting your next banner. Sewing slowly and using pins helps keep lines straight.
How do I wash a finished banner?
Hand-wash in cool water with mild soap and lay flat to dry, or check the care label on your fabric. Do not machine-wash unless your fabric is sturdy cotton and you use a gentle cycle. Remove the rod before washing.