WOLF-Garten Multi: Grubber (BA-M). The WOLF-Garten Grubber features a unique, narrow working width for more precise cultivating. The WOLF-Garten® Grubber has an extra bend in the prongs designed to travel with the surface of the ground. Meaning no more hacking the soil to break it down - you simply pull and push the cultivating tool back and forth to easily cultivate and prep your soil for planting.