Regarding yarn weight and gauge of the pattern: “Any worsted-weight or DK-weight wool that will felt should yield the correct proportions, no matter your tension. The lighter weight yarns will create less bulky flowers.” (quote comes from the pattern notes on page 29 of Felt It!)

Summary:
The flowers each have 3 petals and are knit on straight needles. After felting, the petals can be molded to create a life-like shape. You can also layer them on top of each other to make different looks. The flowers are fastened together using a French Knot in the middle (which represents the center of the ,