Step 1

Row 1: Sk 1 ch, sc in next ch, ch 2, sk 2 ch, sc in next ch, *ch 3, sk 3 ch, sc in next ch, rep from * to last 3 ch, ch 2, sc in last ch, turn.

Step 2

Row 2 (RS): Ch 3, sk sc, 2 dc in ch-2 sp, *ch 2, sc in next ch-3 sp, ch 2, 4 dc in next ch-3 sp, rep from * to last ch-3 sp, ch 2, sc in ch-3 sp, ch 2, 2 dc in ch-2 sp, dc in last sc, turn.

Step 3

Row 3: Ch 3, sk first 2 dc, sc in next dc, *ch 3, sc in first dc of next 4-dc group, ch 3, sk 2 dc, sc in next dc of same 4-dc group, rep from * to last sc, ch 3, sc in next dc, ch 2, sc in top of beg ch 3, turn.

Step 4

Row 4: Ch 1, sc in sc, sk ch-2 sp, *ch 2, 4 dc in next ch-3 sp, ch 2, sc in next ch-3 sp, rep from * to last ch-3 sp, ch 2, 4 dc in last ch-3 sp, ch 2, sc in sp of beg ch 3, turn.

Step 5

Row 5: Ch 5, sk sc, sc in first dc of 4-dc group, ch 3, sk 2 dc, sc in next dc of same 4-dc group, *ch 3, sc in first dc of next 4-dc group, ch 3, sk 2 dc, sc in next dc of same 4-dc group, rep from * to last sc, ch 2, dc in last sc, turn.

Step 6

Row 6: Ch 3, sk dc, 2 dc in ch-2 sp, *ch 2, sc in ch-3 sp, ch 2, 4 dc in next ch-3 sp, rep from * to last ch-3 sp, ch 2, sc in next ch-3 sp, ch 2, 3 dc in sp of beg ch 5, turn.

Step 7

Rep rows 3-6 throughout.