Fasten off and weave in ends.Attach yarn to bottom edge of scarf and continue work,Bottom edging:Round 1: *ch 3, sk 2 sts, sl st in next; repeat from * around, final sl st counts as join. (28 ch-3 sps, 32 ch-3 sps)Round 2: sl st up 2 chains to top of first ch-3 sp, ch 1*working in next ch-3 sp, [2 dc cluster, ch 1] 4 times, sl st into next ch-3 sp, ch 1; repeat from * around, omitting last ch 1 in final repeat. (14, 16 shells)Round 3: sl st into first ch-1 sp, *[3 hdc in 2 dc cluster, sl st