Driftwood on the outside and cut the tops of logs for the top piece. Add a piece of glass on top. Would this work around a base of two tires with a cheap round wood table top and bottom? Add wheels on the bottom?
Creative DIY Planters - Rotted Tree Trunk Succulent Planters - Best Do It Yourself Planters and Crafts You Can Make For Your Plants - Indoor and Outdoor Gardening Ideas - Cool Modern and Rustic Home and Room Decor for Planting With Step by Step Tutorials