Plantercraft Corten Steel Corten Steel, also known as Weathering Steel, is the popular long-term solution to any backyard or lawn garden around the globe. From busy rooftop bars of New York City, to calm rural gardens of Indiana - Corten Steel fits all projects and environments. Restaurants and other public properties with high traffic of people, are incorporating these beautiful, natural looking planters as dividers. Final rust color varies based on the location where its being installed and the weather exposure. STRUCTURE For each planter, we use 11 (1/8" thick) gauge, heavy duty Corten Steel. Using 11 gauge assures the longevity of each planter and improves structural rigidity. RAISED FEET Each planter comes with 1-inch raised feet, to allow proper drainage, and for a sleek modern look. DRAINAGE OPTION We offer a choice of drainage holes and no drainage holes. Drainage holes are beneficial when planting live planters. Helps to control the amount of water in the soil/dirt.Without drainage holes, for applications where you will be using your own irrigation and drainage systems. Corten Steel or "Weathering" Steel develops the rust patina over time. See the below weathering process . Upon delivery Arrives directly from the manufacturer to your door in a greyish, unweathered steel color. 1 Month Over the first month, You will see the planter developing light, rust patina. 3-6 Months Over the next few months the planter keeps rusting and continues to develop its beautiful, natural rust color; the duration depends on the weather, climate and exposure. 6-12 Months Once you planters reaches its full rust color the rust mostly ceases and the planter holds its color for decades to come. 360° View 360° View 360° View 360° View