assorted pieced triangles with title.

Quilting with Triangles

Half Square Triangles

Half square triangles are triangles that are made by cutting a square on the diagonal. The term refers to both the triangles and the squares that are made by stitching two half square triangles together.

They are also commonly called “HST’s”.

There are many different methods to making half square triangles. Every quilter has their favourite. Try a few different ones and you will find one that you like.

Common methods for construcion



Flying Geese

Flying geese are made with a rectangle of fabric and a triangle on either side. You can make these by joining two half square triangles, but that leaves a seam in the middle. Making them as a single unit reduces bulk and makes quilting easier.

Common methods for construction:


Quarter Square Triangles

Quarter square triangles are made by cutting squares into four on the diagonals. They can be stitched back together into units with two or four different fabrics.

Common methods for construction:

red and white quarter square triangle with title.

This method is the easiest ever – accurate with no math.

quarter square triangle with title.

This method uses obvious construction.

two quarter square triangles with title.

This popular method is easy with little waste.


Quilts with Triangles

Here are some quilts made with triangles for inspiration.

nine patch sampler quilt with title.
scrappy pinwheel quilt with title.
quilted wallhanging with title.
quilt made with half square triangles in colourful layout.
Rolling Meadows
white, pink and blue quilt with title "Lauren's Quilt".
red and white nine patch sampler quilt with title.

elizabeth decroos

Elizabeth DeCroos

designer, teacher, speaker

Elizabeth enjoys doing all types of sewing and needlework and teaching others new techniques. For more information or to have her speak to your group click HERE.

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