The Herringbone stitch creates this beautiful zigzag look, like the backbone of a fish. This stitch can be challenging as it uses back stitches, but the look it creates is unique.
You can find the links for all the previous squares in the crochet along here. You can purchase the ad free, printable version of the pattern on Ravelry for just £2.40 which includes a weekly update with the next square
https://www.ravelry.com/patterns/library/the-50-stitches-cal
This pattern is written in US terms, but the UK translation is below.
UK Translation
Single crochet (sc) = double crochet
Herringbone single crochet (hsc) = herringbone double crochet
The Pattern
For this square you will need a 4.5mm hook
Chain 31
Row 1. In the 2nd chain from your hook make a sc (the turning chain does NOT count as a stitch). Next make a herringbone single crochet (hsc) – insert your hook into the side loop of the previous stitch,
then through the next chain. Yarn over and pull through all 3 loops on your hook.
Make a hsc in each stitch across – 30 stitches
Turn
Row 2. In this row all stitches will be made from the back.
Chain 1. Insert your hook into the the first chain from back to front and finish as a sc.
Make a hsc in the next stitch by inserting your hook into the side loop of the previous stitch at the back
then insert your hook from front to back in the next stitch.
Yarn over and pull through all 3 loops. Repeat for each stitch across – 30 stitches
Turn
Row 3. Chain 1 and make a single crochet in the first stitch. Next make a herringbone single crochet (hsc) – insert your hook into the side loop of the previous stitch, then through the next stitch. Yarn over and pull through all 3 loops on your hook.
Make a hsc in each stitch across – 30 stitches
Turn
Row 4 – 20. Repeat rows 2 and 3 ending in a repeat of row 2.
The Border
Sc in each stitch across the top and bottom.
For the sides alternate between 2 sc and 1 sc in the sides of each row.
Add an extra stitch in the corners for the turn.
If you have any questions about the pattern or the CAL, then come on over to the Facebook group – 50 Stitches where you can show us your completed squares too.