Diy Garden Cart Plans . Build one using one of the free plans below. Pallet, landscaping fabric, pliers, potting soil, and chalkboard paint. DIY Garden Cart from wheelandcaster.com The best thing about this barrow is that you can use the steel wheel instead of the wooden wheels in this customized project. The lightweight step cart trolley is easy to. Use this barrow for placing pots, as well as planting flowers.