Tips & tricks

Sewing straight, even on narrow sleeve hems

Learned the hard way: how your hem comes out straight, even when the sleeve is narrow and the fabric twists under the presser foot. A trick no sewing book told me.

Presser foot from above, distance between foot and fabric edge, tape as a marker

From the series Learned the hard way: things nobody told me when I started.

A narrow sleeve, a round hem, and a few centimetres in the seam starts to wander. The fabric shifts, folds up, and the hem ends up wavy. That happened to me for a long time. What finally helped wasn't a sewing book but a really simple routine: keep a fixed distance and only look ahead.

It works for any hem, but especially for narrow sleeves like on Merle.

What you need

  • Pins or fabric clips
  • Iron
  • Sewing machine, ideally with a free arm

Step 1

Pin everything properly

Sleeve with the hem pressed up, pins across the seam

Press the hem up and pin it all the way round, better one pin too many than too few. Then nothing can shift along the way and your hands are free to guide the fabric.

Step 2

Start straight

Left: presser foot on fabric with folds and tension, right: on smooth fabric

Find a spot where the fabric lies completely flat: no folds and no tension. Put the presser foot down right there, as straight as you can. A crooked start is very hard to rescue later.

Step 3

Remember your distance

Presser foot from above, distance between foot and fabric edge, tape as a marker

Look closely: how much of the fabric edge shows next to the presser foot, or where exactly does the edge disappear under the foot? From now on that's your reference point. Keep exactly this distance for the whole seam, no more and no less.

Step 4

Fabric slipped? Stop and straighten it

Needle down, presser foot lifted, fabric brought forward straight again

If the fabric slips sideways in front of the presser foot or twists on a curve like a sleeve, don't just keep sewing. Stop and do this:

  • Leave the needle down in the fabric.
  • Lift the presser foot.
  • Straighten the fabric until it runs straight towards you again. On curves, bring it from underneath back to the front.
  • Lower the presser foot and keep sewing.

Because the needle stays in the fabric the whole time, the seam carries on from exactly the same spot. That way you don't get an ugly join.

Step 5

Only look ahead

Behind the presser foot the fabric bunches, in front it feeds in straight

What it looks like behind the presser foot doesn't matter. It's allowed to bunch and shift back there. All that matters is that the fabric goes in straight at the front and you keep your distance. Only look at the seam at the end, and you'll see: it's straight.

Step 6

Don't stop and pull out to check

Left: seam with a visible restart, right: continuous seam with the needle down

It's tempting: stop, pull the fabric out, have a look, start again. That almost always goes wrong. Every restart lands slightly off, and in the end you can see every join.

If you really want to see how it looks: leave the needle down, stand up and look behind the machine.

The pattern for this article: Merle

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