Cowl is worked seamlessly in the round from the bottom up. The garter edgings are worked on smaller circular needles, with the stranded colorwork portion worked on larger circular needles.
It may be helpful to pm between each chart repeat.

1 Hank each color Dragon Hoard Yarn Storytime DK (3.5 oz/100 g ea approx. 246 yds/225 m, 100% superwash polwarth) in Woodland Magic (CC1, beige, 200 yds used), Ritual (CC2, maroon, 150 yds used), and Wolf In Sheep’s Clothing (CC3, brown, 246 yds used)