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What Are Corten Steel Planters?

In contrast to other rustic planter box materials, Corten steel is a weathering steel that naturally forms a protective coating that looks like rust over time. Since it has a longer lifespan than normal steel and develops a beautiful rustic finish over time, it is a great choice as a material for a rustic planter box.

A natural process of rusting occurs when this type of metal is exposed to the elements. It starts out unrusted but as time passes, you will see a difference in the texture and color of the metal garden containers. When exposed to extreme temperatures, Corten steel rusts faster and creates more drastic changes in its appearance than it does under normal conditions. The colors may range from brown to dark orange or a combination of both colors.

What Are The Pros And Cons Of Corten Steel Planters

It is important to note, however, that Corten steel may cause brown staining to the surrounding materials due to the rust effects. This is often the case when rust occurs on white concrete, paint, stucco, and stone. It is possible to reduce this issue by placing some type of matting under the Corten steel box so that it will not directly touch any surface surrounding it.

Almost everyone has seen some version of a rusted metal planter box out in public. Perhaps you’ve even seen them placed around outdoor shopping areas or even in front of popular restaurants. So why do rusted metal planters boxes make such an ideal choice for decorating both residential and commercial spaces? 

The shape of corten steel planter boxes tends to be rectangular or long with a rusted steel finish to help achieve a modern, rustic, yet fashionable look to any indoor or outdoor setting.

Planters that are made from rust are versatile and complement other landscaping elements well. In spite of how you would think that working with this bulky, solid metal box planter is going to be difficult, you’ll find that this product can really be used for creative purposes. For instance, you can use accessories such as dividers, bench tops, trellises, and casters to combine with your planter box. 

As can be seen in the picture below, the rusty planter metal boxes includes decorative privacy screens that provide privacy for areas like patios, backyards and open seating areas in the outdoor space.

Do Corten Steel Planters Last For A Long Time?

Corten big lots planter boxes are unquestionably made from durable materials, which means they are destined to last even under adverse conditions for a long time, and they are designed to last a lifetime, regardless of the conditions. A Corten metallic planter box direct life expectancy is dependent upon drainage, the climate, and the thickness of the steel used. Every job is different, and there is no definitive answer as to whether it will last.

If you have inadequate drainage, you will decrease the lifespan of your metal planting boxes. If you have inadequate drainage, then you can have the metal planter box out of service very quickly. It is important for Corten Steel to undergo wet and dry cycles so that it can get wet as well as dry. The weathering steel inside the planter box will rust through a lot more quickly if it is constantly wet.

What Are The Pros And Cons Of Corten Steel Planters

To protect your planter boxes metal from premature corrosion, it is recommended that an inexpensive emulsion sealer be applied to the inside to protect it from corroding.

Despite the fact that this material can withstand extreme heat or cold temperature conditions, you should avoid using it in coastal or salt-laden environments as the salt reduces the ability of the steel to develop a protective coating that would reduce the rate of rusting.

A corrosion resistance plate made of 1/8″ or 11 gauge steel will last significantly longer than one made of thinner steel. Thickness is one of the most important factors to consider. We recommend 1/8″ thickness at least, but heavier steel will be more expensive.

A good thing about Corten steel is that it can be maintained easily and is extremely durable. Even if it is damaged or scratched, the rusting material will smooth out the visible marks over time to cover them up. Weathering steel can provide many advantages since rust serves as a protective coating that prevents corrosion.

As a disadvantage of Corten steel, the construction of the planter box may require special welding techniques if you plan on making your own. It is strong enough to withstand the weight of plants and soil, but make sure that the Corten steel round planter box is properly welded together to ensure its strength. 

Benefits Of Corten Steel Planters

Long-term durability. Corten steel will lose very little material very slowly when it is exposed to the elements. The precise rate at which it oxidizes and loses material also depends on the environmental conditions where the planter is placed. However, if the process occurs slowly, the planter box metal can last many years before it becomes worn out.

A Corten planter is made out of steel, a durable and long-lasting metal, that can last for many years. Though the degree of durability depends on the climate, the amount of drainage, and the thickness of the material, it can last for many years.

What Are The Pros And Cons Of Corten Steel Planters

Using Corten steel, you will get a unique patina over the course of time that is reminiscent of rust, bronze, and copper. This patina is ideal for combining with a wide range of planting schemes, both naturalistic and architectural. Adding this item to your garden, patio, backyard, or even the entrance to your hotel or restaurant will add an air of rustic yet modern style.

There are many uses for weathering steel, including landscaping, exterior construction, and garden decoration. The Watbick Corten Steel Planters can be combined in different shapes and sizes to create a beautiful landscape or to draw boundaries between them. The Corten Steel Planters are the ideal choice for contemporary garden designs.

Corten steel is weather-resistant steel, as the term implies. It is designed to withstand all kinds of weather. On the contrary, it will benefit the environment by rusting.

Corten Paint Steel Pros & Cons


  1. When you watch it change from grayish steel to a beautiful rust-colored patina, it is quite an amazing experience.
  2. Rust is a color that can last for many years once it has developed.
  3. Both with and without drainage holes are available.
  4. Planters made from this material won’t rot like wood or crack like those made from fiberglass.



  1. In case you decide to change the design of your landscape, you may need help moving them, as they are heavy.
  2. It is very important to ensure that your plants do not stand in direct sunlight for too long. This causes them to scorch very quickly and shed their moisture very rapidly. The ideal solution is to place your plants in a shaded area, line the planter with plastic or another planter pot, and to make sure that they receive adequate water flow.