Finished Sizes
Throw: Approx. 40 x 40"/102 x 102cm.
Afghan: Approx. 50 x 50"/125 x 125cm.
Pillow top: Approx. 16 x 16"/40 x 40cm.
Yarn information given for throw size, with afghan, then pillow in parentheses ( ).

Yarn
Self-Striping Version: 12(20,3) skeins Noro Silk Garden (110 yds/100m each); throw size shown on tree. Or approx. 1320 yds/1200m(2200 yds/2000m, 250 yds/230m) of an equivalent worsted-weight yarn.

You-Stripe-It Version: 7(14,2) skeins Cascade 220 Heathers (220 yds/200m each); afghan size used 2 skeins each of 7 colors (pillow used leftovers). Or approx. 1320 yds/1200m(2200 yds/2000m, 250 yds/230m) of an equivalent worsted-weight yarn. 

Notions (both versions)
Size I (5.5mm) crochet hook, or size to obtain gauge.