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 make also like Grace Akhrem Patterns - Gregorio, 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 Cima/Linen Petra Cardigan, Shibui Linen/Silk Cloud Cocoon Wrap, 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!