How to Sew Lace Trim: A Step-by-Step Tutorial

Adding lace trim to a garment or home textile can transform something plain into something special. But if you’ve never done it before, the process can feel intimidating. Lace is delicate. It shifts under the needle. And one wrong move can leave you with puckered fabric or visible stitches that ruin the look.

This tutorial walks you through exactly how to sew lace trim—by machine or by hand. You’ll learn the preparation steps that prevent problems, the actual sewing technique, and how to handle tricky spots like corners. Follow these steps, and you’ll get clean, professional-looking results.

Tools and Materials You’ll Need

Before you start sewing lace trim, gather everything you need. Stopping mid-project to hunt for supplies leads to mistakes.

Tools:

• Sewing machine (optional) or hand sewing needle

• Sharp fabric scissors

• Straight pins or sewing clips

• Measuring tape

• Fabric marking pen or chalk

• Iron and ironing board

Materials:

• Lace trim (measure your project and add 5-10cm extra)

• Thread that matches your lace color

• The fabric or garment you’re attaching the lace to

Thread tip: Use polyester or cotton thread that matches your lace. If you can’t find an exact match, go slightly lighter—darker thread shows more.

Preparing Your Lace and Fabric

Skipping preparation is the most common reason lace trim ends up puckered or uneven after washing. Take ten minutes now to avoid problems later.

Step 1: Pre-wash both materials

If your finished project will ever be washed, pre-wash the lace trim and fabric separately before sewing. Cotton and cotton-blend lace can shrink 3-5% on first wash. If you sew unwashed lace onto pre-washed fabric, the lace will pucker after the first laundry cycle.

Wash in cool water, air dry or tumble dry on low, depending on how you’ll care for the finished item.

Step 2: Press everything flat

Wrinkled lace is impossible to sew straight. Use a low heat setting on your iron. For delicate lace, place a pressing cloth (a thin cotton fabric) between the iron and the lace to prevent scorching or melting.

Press your base fabric too. You need both pieces completely flat.

Step 3: Mark your placement line

Use a fabric marking pen or chalk to draw a light line where the edge of your lace will sit. This guide line keeps your lace straight as you sew. For hems, measure from the edge at multiple points to ensure the line is parallel.

Step 4: Pin the lace in place

Lay your lace trim along the marked line. Insert pins perpendicular to the lace edge, about every 5-7cm. Perpendicular pins are easier to remove as you sew and less likely to catch on the presser foot.

For slippery lace, use more pins. For stable lace, you can use fewer.

Sewing Lace Trim by Machine

Machine sewing is faster and creates more consistent stitches. This method works best for straight edges and gentle curves.

Step 1: Choose the right needle and settings

Use a universal needle size 70/10 or 80/12 for most lace. Heavier lace may need a size 90/14. A worn or dull needle will snag delicate lace threads, so start with a fresh needle.

Set your stitch length to 2.0-2.5mm. Shorter stitches give more control on delicate fabric. Set your thread tension to normal (usually 4-5 on most machines).

Step 2: Select your stitch type

For non-stretch lace on woven fabric, use a straight stitch. Position the stitch line 2-3mm from the lace edge.

For stretch lace or knit fabric, use a narrow zigzag stitch (width 1.0-1.5mm, length 2.0mm). This allows the seam to stretch without breaking.

Step 3: Sew the lace

Position your fabric under the presser foot with the lace on top. Lower the presser foot. Hold both thread tails behind the foot for the first few stitches to prevent jamming.

Sew slowly and steadily. Remove pins just before the needle reaches them—never sew over pins.

Keep the lace edge aligned with your guide line as you go. If the lace starts to shift, stop with the needle down, lift the presser foot, adjust the lace, lower the foot, and continue.

Step 4: Secure and finish

When you reach the end, backstitch 3-4 stitches to lock the thread. Clip the thread tails close to the fabric.

Press the finished seam gently from the wrong side to set the stitches.

Sewing Lace Trim by Hand

Hand sewing gives you more control and works well for small projects, delicate lace, or areas a machine can’t reach. The whip stitch is the most common method for attaching lace trim.

Step 1: Thread your needle

Cut about 45cm of thread—longer thread tangles easily. Thread the needle and pull through until you have a single strand. Tie a small knot at the end.

Step 2: Start from the back

Bring your needle up from the back of the base fabric, right at the edge where the lace will sit. Pull until the knot catches.

Step 3: Execute the whip stitch

The whip stitch wraps over the edge of the lace to secure it. Here’s the motion:

1. With the needle on top, insert it through the lace edge (catching just 1-2mm of lace)

2. Bring the needle down through the base fabric, about 2-3mm from where you came up

3. Pull the thread through—not too tight, or the fabric will pucker

4. Move 3-4mm along the edge and repeat

Keep your stitches evenly spaced. Consistent spacing looks professional; uneven spacing looks messy.

Step 4: Finish securely

When you reach the end (or run out of thread), make two small stitches in the same spot on the back of the fabric. Pass the needle through the loop before pulling tight to create a knot. Repeat once more, then clip the thread.

How to Handle Corners and Curves

Straight edges are easy. Corners and curves require extra attention.

For outside corners (turning around a square edge):

Sew up to the corner point and stop. Fold the lace at a 45-degree angle to create a mitered corner. Pin the fold in place. Continue sewing along the next edge. The fold creates a neat diagonal line at the corner.

Alternatively, you can make a small tuck or pleat at the corner if a mitered fold doesn’t suit your lace pattern.

For inside corners (like a V-neckline):

Clip into the corner of your base fabric about 5mm. This allows the fabric to spread and lie flat. Pin the lace around the corner, easing it gently. Sew slowly through this section.

For curves:

On outside curves (convex), the lace needs to stretch slightly. Ease it gently as you pin—don’t force it.

On inside curves (concave), the lace will have excess fullness. Make tiny pleats or gathers evenly distributed around the curve to take up the extra material. Pin carefully before sewing.

Common Mistakes to Avoid

Lace puckering after sewing

Cause: Pulling the lace too tight while sewing, or sewing unwashed lace onto washed fabric.

Fix: Sew with relaxed tension. Let the machine feed the fabric naturally. Always pre-wash both materials.

Visible stitches on the right side

Cause: Thread color doesn’t match, or stitches are too large.

Fix: Match thread to lace color (not fabric). Use smaller stitches. For invisible results, hand sew with a slip stitch instead of whip stitch.

Lace stretching out of shape

Cause: Pulling or stretching the lace while sewing, especially with machine sewing.

Fix: Guide the lace gently without pulling. For stretch lace, use a walking foot or reduce presser foot pressure.

Uneven lace placement

Cause: No guide line, or not enough pins.

Fix: Always mark a placement line. Pin every 5cm or closer for slippery lace.

FAQs

Can I sew lace trim without a sewing machine?

Yes. Hand sewing with a whip stitch or slip stitch works well for lace trim. It takes longer but gives you more control, especially on delicate lace or curved edges.

What’s the best stitch for sewing lace trim?

For most applications, a straight stitch 2-3mm from the lace edge works well. For stretch lace or knit fabrics, use a narrow zigzag to allow flexibility.

How do I sew lace trim onto fabric that frays?

Finish the fabric edge first with a zigzag stitch, serger, or pinking shears. Then attach the lace trim over the finished edge.

Should I wash lace trim before sewing?

Yes, if your finished project will be washed. Pre-washing prevents shrinkage that causes puckering later. Skip this step only for items that will be dry-cleaned or never washed.