Yarn: linen 45% /cotton 45% /viscose 10% (275m/100g)
Needles: 2.5 mm / 3 mm
Cast on 116 sts.
Rows 1-8: slip 1 knitwise, (k3, p3) 19 times , p1.
Row 9 (WS): decrease 9 sts evenly as you knit = 107 sts.
Follow with the lace pattern (4 horizontal repeats):
Shown with a cast-on count of 61 stitches.