The Parasol stitch is a 12 row repeat and is knitted in a multiple of 17 sts + 2.
Row 1 - right side: K1, * yo, k1 (p3, k1) 4 times, yo; repeat from * to last st, k1.Row 2 and all wrong side rows: Purl all sts.
Row 3: K1, * k1, yo, k1, (p3, k1) 4 times, yo, k1; repeat from * to last st, k1.
Row 5: K1, * k2, yo, k1 (p3, k1) 4 times, yo, k2; repeat from * to last st, k1.
Row 7: K1, * k3, yo, k1 (p2tog, p1, k1) 4 times, yo, k3; repeat from * to last st, k1.
Row 9: K1, * k4, yo, k1 (p2tog, k1) 4 times, yo, k4; repeat from * to last st, k1.
Row 11: K1, * k5, yo, k1 (sl 2tog-k1-psso, k1) twice, yo, k5; repeat from * to last st, k1.
Row 12: Purl all sts.
Knitting abbreviations:
Knit: K | Purl: P | Yarn over: Yo | Knit 2 sts together: K2tog | Slip slip knit: Ssk.
Slip 2 stitches together as if to knit 2 stitches together, knit1, pass the slip stitches one at a time over the stitch just knitted and drop them: Sl2tog-k1-p2sso.