Webfeb 17, 2001 · you need to do in excess of 800 yards of mulch per year to make the mulch mule a sound investment. The mule is a work horse and capable of multiple task. Webarm mulch mule the mulch mule is a material handling system that is designed for landscape professionals to take a load off your employees and pay for itself to increase. Webadd to cart $475. 00. 15 yard mulch mule. Innovative machine does the job of many. With innovative features like our live floor. Webyou…