These corner brackets won't hurt wood
You Can Build This Gorgeous, Do-it-All Workbench
Cut narrow strips with a sliding jig.
Perfect Dadoes, Every Time
Rip fence glides along
Plant stuff in each hole. Make a little landscape you can look down at through the glass like an Olympian.
Love the colors of the stone and wood work. Something like this would be great for raised beds flanking the hardscape in the backyard. Ipe bench and quartz rock filled beds by johnclarkemills, via Flickr
Mostro Planter by Breck Built via happymundane.com
Balau hardwood floating bench with integrated raised planters
Organic Gardening 101 - How to Start an Organic Vegetable Garden | myhumblekitchen.com