Crochet Trellis Pattern
Special Stitches
V stitch: (1dc, ch3, 1dc) worked in the same stitch
Shell stitch: 5dc in ch3 sp
Make 31 chain sts.
1st row (RS): 1dc in 4th ch from hook (skipped 3 chs count as 1st dc), 1dc in each ch until end of row, turn [29 sts];
2nd row (WS): Ch2 (counts as a dc here and throughout), 1dc in next 4 sts, *sk 1 st, (1dc, ch3, 1dc) in the next st, sk 1 st, 1dc in next 5 sts*, repeat from * to * across to the end of the row, turn, [3 V stitches, 26 sts];
3rd row: Ch2, 1dc in next 2 sts, *sk 2 sts, FPdc in next st, 5dc in ch3 sp, FPdc in next st, sk 2 sts, 1dc in next st*, repeat from * to * across the row to last 2 sts, 1dc in last 2 sts, turn, [3 shells, 29 sts];
4th row: Ch2, 1dc in next 2 sts, sk 1 st, 1dc in next 5 sts, *sk 1 st, (1dc, ch3, 1dc) in next st, sk 1 st, 1dc in next 5 sts*, repeat from * to * across the row to last 4 sts, sk 1 st, 1 dc in last 3 sts, turn, [2 V sts, 25 sts];
5th row: Ch2, 1dc in next 2sts, sk 2 sts, 1dc in next st, *sk 2 sts, FPdc in next st, 5dc in ch3 sp, FPdc in next st, sk 2 sts, 1dc in next st*, repeat from * to * across the row to last 5 sts, sk 2sts, 1dc in last 3 sts, turn, [2 shells, 23 sts];
6th row: Ch2, 1dc in next 2 sts, (1dc, ch3, 1dc) in next st, *sk 1 st, 1dc in next 5 sts, sk 1 st, (1dc, ch3, 1dc) in next st*, repeat from * to * across the row to last 3 sts, 1dc in last 3 sts, turn, [3 V sts, 21 Sts];
7th row: Ch2, 1dc in next 2 sts, FPdc in next st, 5dc in ch3 sp, FPdc in next st, *sk 2 sts, 1dc in next st, sk 2 sts, FPdc in next st, 5dc in ch3 sp, FPdc in next st*, repeat from * to * across the row to last 3 sts, 1dc in last 3 sts, turn, [3 shells, 29 sts].
Repeat rows 4-7 once more.