Alternating Leaf Lace Pattern

Pattern
Cast on a multiple of 9 sts, plus 3.
Row 1 (RS): Knit.
Row 2 (WS): Purl.
Row 3: K3, *K2tog, K1, yarn over, K6; rep from * to end.
Row 4: P1, *P6, yarn over, P1, P2tog; rep from * to last 2 sts, P2.
Row 5: K1, *K2tog, K1, yarn over, K6; rep from * to last 2 sts, K2.
Row 6: P3, *P6, yarn over, P1, P2tog; rep from * to end.
Row 7: Knit.
Row 8: Purl.
Row 9: *K6, yarn over, K1, SSK; rep from * to last 3 sts, K3
Row 10: P2, *SSP, P1, yarn over, P6; rep from * to last st, P1.
Row 11: K2, *K6, yarn over, K1, SSK; rep from * to last st, K1.
Row 12: *SSP, P1, yarn over, P6; rep from * to last 3 sts, P3.
Rep Rows 1-12.