This is a really good idea
Put a mailbox in your garden | Home and Garden | CraftGossip.com
DIY Vertical Planter Garden. Something I would do differently, or add to it, is support under each planter. I worry the weight of the dirt, water, and plants will eventually concave the planters. Adding one more piece of wood (obviously cut into proper lengths) wouldn't cost that much more for a little more security.
DIY Vertical Planter Garden
DIY Vertical Planter Garden | Ruffles & Truffles
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