For those of you who are wondering what in the world it means to pop your seams, wait no further. I have here for you a detailed picture-enhanced step-by-step tutorial for you!

It was a lot trickier to take action pictures of myself  then I thought it would be. I only have two hands and I could have used three or four!

How to Pop your Seams (and make a 6 1/2 inch Four-patch)

Supplies needed:

assorted fabric scraps, at least (4) 3 1/2″ squares
iron
starch
ruler/cutting mat/rotary cutter

Step 1.  Starch and press all your fabric.

Step 2: Cut each fabric scrap you will be using into a 3 1/2″ square. You need a total of (4) squares.

Step 3. Place (2) square right-sides together. Sew along the edge with a 1/4″ seam. Repeat with other (2) blocks.

You should end up with (2) sets of squares that should look like this:

Step 4. Choose which blocks you want on top and which you want on bottom. Press the top half so the seam goes to the right and the bottom half so the seam goes to the left. This is vitally important to getting your seams popped! After they are pressed each block should measure 6 1/2″ wide. If it is much smaller you should unpick your seams and try again, being more strict on your 1/4″ seam allowance.

Notice the top to the right, bottom to the left.

Step 5. Sandwich your top and bottom with right-sides together (double check your squares so you get the blocks placed where you want them!). You want to make sure your seams nestle right into each other. This will ensure that your seams match up on your finished block.

Step 6. Sew the center seam together, again with a 1/4″ seam. Make sure to sew the seams in the same direction you pressed them!

Your block should now look like this:

Step 7. Now comes the popping part! You want to loosen up the center seam by prying it open with your fingers. Twist each seam in separate ways with your fingers until the middle seam starts loosening in the center.

Keep twisting until the fabric can be opened up. You know you’ve got it if you can see little swatches of all (4) fabrics you used and your outer seams should go in the counter-clockwise direction (we will iron them in the next step to help them lie flatter).

Step 7.  Iron your popped seam and all your outer seams so they lie flat in a counter-clockwise direction.

Now you have a finished Four-patch (which should measure 6 1/2″ square)

And voila! You did it! Welcome to the amazing world of popped seams!

If you have any questions about this let me know, or you can always bring your block in to the store and we would love to help you out!

How to pop your seams (and make a 6 1/2 inch Four-patch square)

10 thoughts on “How to pop your seams (and make a 6 1/2 inch Four-patch square)

  • September 14, 2011 at 9:56 am
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    thank you! Now, I can see that would make it flatter – but does it ever unravel?

    • September 14, 2011 at 4:12 pm
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      I haven’t ever seen one unravel! I’ll ask around and see if other more experienced quilters have ever seen that and let you know 🙂

  • September 15, 2011 at 3:49 pm
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    I am really enjoying these tutorials. Thanks.

  • October 29, 2011 at 8:01 pm
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    Howdy very nice web site!! Guy .. Beautiful .. Wonderful .. I’ll bookmark your site and take the feeds additionally?I am happy to find so many helpful info here within the publish, we’d like work out extra techniques in this regard, thanks for sharing. . . . . .

  • January 30, 2014 at 5:53 pm
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    I’m sending my BOM participants here to see this. Thank you for the great pictures and explanation. One thing that I always mention: The seams won’t ‘pop’ if you have backstitched. Backstitching is rarely necessary in quilting.

    • February 3, 2014 at 7:42 pm
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      True!! Good clarification!

  • August 17, 2014 at 4:35 pm
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    Thank you..thank you..thank you. I am new to quilting ..have tried to figure this out for 2 days now. Did I tell you “Thank You”? Yea I did it.

    • August 25, 2014 at 2:01 pm
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      So glad it was helpful! It can be tricky unless you see it demonstrated!!

  • December 3, 2014 at 2:11 pm
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    Thanks sooo much for a great tutorial. I understand how to pop the seam and swirl it for the little 4-patch to appear. My problem is that I get the seams pressed to the light. I want my seams pressed to the dark. But the seams won’t swirl when I press to the dark. I am making a D9P with the lights in 4 corners, darks at the cross position and medium in the middle. I’d like my seams pressed to the dark.

  • January 13, 2016 at 9:44 pm
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    Another great post. I’m really enjoying this site. Thumbs up! Keep’em coming.

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