Stephen West Patterns - Botanic Hat is a similar pattern: for unisex, heavy worsted/aran (16-18 sts/4 in) yarn gauge, and malabrigo worsted merino suggested yarn. You may also like Plymouth Women's Accessory Patterns - 2899 Tuck Stitch Cowl, which is another similar pattern: 15 (3.75 sts. / inch) finished gauge and for unisex.
You may enjoy taking a look at the Brown Sheep Lamb's Pride Bulky Prairie Boots, Shibui Linen/Silk Cloud Cocoon Wrap, Shibui Cima/Linen Petra Cardigan, and Shibui Linen Adriana Pullover kits all using cocoknits Cocoknits Patterns.
Hopefully our suggested yarn options for Yvonne can help you come up with your next exciting new project idea!