If you really like biodegradable materials, then consider using tree stumps. There might be a few lying around in your backyard. Use power tools to create a cavity in the middle. These wood planters will look great in any setting.

Great idea! Check out the tutorial on how to make a #DIY tree stump garden planter #Gardening @istandarddesign

Tutorial: thecraftytulip.blogspot.com

See more: 30 Creative DIY Planters to Jazz Up Your Garden