Wall Flower Planter 16 x 18″ Garden on your patio, rail, fence or gate! The Wall Flower Planter is an easy and fun way to garden vertically! Great for those with limited space or anyone trying to make the most of any vertical space. Grommets are conveniently placed for easy attachment almost anywhere! Approximately 3 gal. capacity. Weatherproof – lasts for years. Perfect for growing edibles, annuals, and perennials!