Gardeners love to get our hands dirty potting seeds, cuttings, seedlings and repotting assorted plants. Not every one has a nifty planting work station, but this week's gimmick is a next best thing.

At first glance, it looks like a type of rototiller, and it functions similarly like a rototiller. But, that’s about as close as the Maddog Portable Mixing System comes to a gardening tool. The Maddog ...