A mower-conditioner assembly (206) for a self-propelled windrower (10, 200) is disclosed. The mower-conditioner assembly (206) comprising: a frame (208)； a cutter bar (210) coupled to the frame (208) and configured to cut crop； a conditioner (214) rotatably coupled to the frame (208) at a location rearward of the cutter bar (210), the conditioner (214) configured to crimp the crop； characterized in comprising a fluffer assembly (220) rotatably coupled to the frame (208) at a location rearward of the conditioner (214), the fluffer assembly (220) including at least an elongated roll and a crop moving element (222)； wherein, crop is projected from the conditioner (214) to the fluffer assembly (220) and directed to the ground； further wherein, the fluffer assembly (220) configured to fluff the crop. Further, an agricultural machine and a method of fluffing crop during a mowing operation is disclosed.
