Pallet Planter with Terracotta Pots . with some hose clamps and screws to secure the pots, this old pallet has been upcycled into a feature vertical garden. For more inspiration, see 20 Creative Ways to Upcycle Pallets in Your Garden
This article is about re-purposed garden planters. It includes a wide variety of ideas for both indoor and outdoor gardens. There are ideas for both items to use as is and items to craft into planters.
DIY - Homemade Gabion wall ie rocks encased in wire baskets and used as a retaining wall - creates a dramatic feature in a garden. No directions on link. Nice someone figured out how to landscape with river rock. I swear they grow!