Metal Raised Garden Beds: The Ultimate Guide

If you’re looking for a way to elevate your gardening game, metal raised garden beds might be the perfect solution for you. Not only do they provide a sleek and modern look to your garden, but they also offer a range of benefits that traditional garden beds cannot match. In this ultimate guide, we’ll cover everything you need to know about metal raised garden beds. From their advantages and disadvantages. To how to choose the right one for your needs.

One of the biggest advantages of metal raised garden beds is their durability. Unlike wooden garden beds, metal beds can withstand harsh weather conditions and resist rot, pests, and decay. They are also easy to clean and maintain, which makes them an ideal choice for busy gardeners. Additionally, metal raised garden beds can help you save space and protect your plants from weeds and pests, as they are elevated off the ground.

However, metal raised garden beds also have some drawbacks that you should consider before making a purchase. For example, they can get hot in the sun, which can dry out the soil and harm your plants. They can also be more expensive than other types of garden beds. And some people may not like the industrial look they provide. But don’t worry, we’ll cover all of these factors and more in this comprehensive guide to help you make an informed decision about whether metal raised garden beds are right for you.

Table of Contents

Advantages of Metal Raised Garden Beds

Metal raised garden beds offer numerous advantages over other types of garden beds. In this section, we will explore the durability, aesthetics, and ease of maintenance of metal raised garden beds.


One of the biggest advantages of metal raised garden beds is their durability. Metal is a sturdy material that can withstand harsh weather conditions, such as heavy rain, strong winds, and extreme temperatures. Unlike wooden garden beds, metal garden beds do not rot, warp, or crack over time. They also do not attract pests, such as termites, which can damage wooden garden beds.


Metal raised garden beds can add a modern and stylish look to your garden. They come in a variety of colors and designs, allowing you to choose the one that best fits your garden’s aesthetic. Metal garden beds can also be painted to match your garden’s color scheme or to create a unique look. Additionally, metal garden beds can be shaped into various sizes and shapes, giving you more flexibility in designing your garden.

Savana Garden provides easy to build metal raised garden beds.

Ease of Maintenance

Metal raised garden beds are easy to maintain compared to other garden bed materials. They do not require regular sealing or staining like wooden garden beds. Metal garden beds are also less prone to pests and diseases, which means you do not have to worry about treating your garden bed with pesticides or fungicides. Additionally, metal garden beds are easy to clean and sanitize, making them a great choice for those who want to grow organic produce.

In summary, metal raised garden beds offer a durable, stylish, and low-maintenance option for your garden. With their many advantages, it’s no wonder why metal garden beds are becoming increasingly popular among gardeners!

Choosing the Right Metal for Your Raised Garden Beds

When it comes to metal raised garden beds, choosing the right material is crucial for the longevity of your garden bed. There are several types of metal that are commonly used for raised garden beds, each with their own advantages and disadvantages. Here are some of the most popular options:

Galvanized Steel

Galvanized steel is a popular choice for raised garden beds due to its durability and affordability. It is made by coating regular steel with a layer of zinc, which helps to protect it from rust and corrosion. This makes it ideal for outdoor use, as it can withstand exposure to the elements.

One of the main advantages of galvanized steel is its strength. It can support a lot of weight without bending or warping, which makes it ideal for larger garden beds. It is also relatively lightweight, which makes it easy to move around if needed.

Gardeners don’t have to worry about harmful chemicals leaching into the soil, either. Because gardening soil is neutral, it doesn’t have the acidity to break down the zinc coating. And zinc is also a normal part of the soil and an essential micronutrient in plants.

Here are some excellent choices for galvanized steel raised garden beds:

Featured supplier: Savana Garden metal raised garden beds feature a range of style, size, and color variations for your raised gardening needs. This is your one-stop shop for many design options. Click here to checkout Savana Garden metal raised garden beds.

Land Guard galvanized steel raised garden beds feature multiple sizes and colors. These are great if you are looking for a low-profile rounded garden bed.

For a rectangular look, King Bird Raised Garden Beds are a solid choice. They come in various colors and sizes. Plus, they are easy to put together and take apart!

Checkout this project from Cassie over at Growfully. See exactly how they built these amazing beds and follow their complete galvanized steel raised garden bed plans to build your own!

Corten Steel

Corten steel, also known as weathering steel, is a popular choice for raised garden beds due to its unique appearance and durability. It is made by adding a small amount of copper to regular steel, which helps to create a protective layer of rust on the surface of the metal. This rust layer not only gives the metal a distinctive look, but also helps to protect it from further corrosion.

One of the main advantages of Corten steel is its longevity. It can last for decades without needing to be replaced, which makes it a great investment for your garden. Additionally, it is resistant to pests and other types of damage, which can help to keep your plants safe and healthy.

However, Corten steel can be quite expensive compared to other types of metal, which may not be feasible for some gardeners. Additionally, the rust layer can potentially stain clothing or other items that come into contact with it, so it is important to be mindful of this when choosing a location for your garden bed.

Veradek’s corten steel planters provide a nice, premium look to your yard.

Carlene Thomas of Healthfully Ever After writes about her experience with corten steel raised garden beds.

Preparing the Site for Your Metal Raised Garden Beds

Choosing the Right Location

Before installing your metal raised garden beds, it’s important to choose the right location. Look for a spot that receives at least 6-8 hours of direct sunlight a day. Avoid areas with too much shade, as this can prevent your plants from growing properly. You should also choose a location that is flat and level, as this will make it easier to install your garden beds.

Clearing the Site

Once you’ve chosen the right location, it’s time to clear the site. Remove any grass, weeds, or other plants that are growing in the area. You can use a shovel or a hoe to remove the plants and weeds.

Make sure you prep your worksite nicely before setting up your metal raised garden beds.

Leveling the Ground

After you’ve cleared the site, it’s important to level the ground. Use a rake or a hoe to remove any rocks, sticks, or other debris that may be on the ground. You may want to use a level to check that the ground is even. If the ground is not level, you may need to add some soil to raise the low spots or remove some soil to lower the high spots.

Once the site is cleared and leveled, you’re ready to install your metal raised garden beds. Make sure to follow the manufacturer’s instructions carefully, and use the proper tools and equipment to ensure a successful installation.

It is also a good idea to lay landscaping fabric underneath your raised garden beds.

With a little bit of preparation and care, your metal raised garden beds can provide a beautiful and productive garden for years to come.

Building Your Metal Raised Garden Beds

Building your own metal raised garden beds is a fun and rewarding project that can be done in just a few hours. Here are the steps you need to follow to create your own beautiful and functional garden beds.

Choosing the Right Size and Shape

The first thing you need to decide when building your metal raised garden beds is the size and shape. The size of your beds will depend on the amount of space you have available and the number of plants you want to grow. A good rule of thumb is to make your beds no wider than 4 feet so that you can easily reach the center from either side.

As for the shape, you can choose from rectangular, square, or even circular beds. Rectangular beds are the most common and easiest to build, but square and circular beds can add a unique touch to your garden.

Assembling the Beds

Once you have chosen the size and shape of your beds, it’s time to assemble them.

You should have prepped enough space for your raised garden bed(s). Start by collecting the materials you will need.

Assembling instructions will vary based on the project you are building. Whether it’s a diy raised garden plan, or you are assembling a pre-made option you purchased.

The most important thing is to make sure you have all of the tools you need, and have the space prepared and ready to build it on.

Filling the Beds with Soil

Once your metal raised garden beds are assembled, it’s time to fill them with soil. Here are a few tips:

  • You can first add a layer of landscape fabric to the bottom to prevent weeds from growing up into your bed.
  • Use a high-quality soil mix that is rich in nutrients and drains well.
  • Fill the beds to about 2-3 inches from the top to allow room for watering.

With these simple steps, you can create your own beautiful and functional metal raised garden beds that will grant you with a low-maintenance method of growing fresh produce.

Maintaining Your Metal Raised Garden Beds

Now that you have your metal raised garden bed set up and planted, it’s time to think about maintenance. Proper maintenance will keep your garden bed looking great and producing healthy plants for years to come. Here are some tips for maintaining your metal raised garden bed:

Watering and Fertilizing

Watering is crucial to the health of your plants. Make sure to water your plants regularly, especially during hot and dry weather. You can use a soaker hose or drip irrigation system to water your plants efficiently. This will ensure that your plants get enough water without wasting any.

When it comes to fertilizing, metal raised garden beds tend to require less fertilizer than traditional garden beds. This is because the metal material will absorb and retain heat, which will prevent the breakdown of organic matter in the soil. However, you should still consider improving soil for your plants regularly to provide them with the nutrients they need to grow strong and healthy.

Weeding and Pest Control

Weeding is an important part of maintaining your metal raised garden bed. Make sure to remove any weeds as soon as you see them, as they can quickly spread and take over your garden. You can also use a weed barrier to prevent weeds from growing in your garden bed.

Pest control is another important aspect of maintaining your metal raised garden bed. Keep an eye out for pests such as aphids, slugs, and snails, and take action to control them as soon as you notice them. You can use natural pest control methods such as companion planting, insect-repelling plants, and homemade insect sprays to keep pests at bay.


Congratulations! You have learned about the pros and cons of metal raised garden beds, how to choose the right size and shape, how to prepare the soil, and how to maintain your garden bed. You have also learned about the different materials used to make metal raised garden beds, and the best options to build.

Remember, metal raised garden beds are a great investment for any gardener. They are durable, long-lasting, and can withstand harsh weather conditions. With proper care and maintenance, your metal raised garden bed can last for many years.

Whether you are a beginner or an experienced gardener, metal raised garden beds are a great way to grow healthy and delicious fruits and vegetables. They offer many benefits over traditional in-ground gardening, including better soil drainage, easier access to your plants, and fewer problems with pests and weeds.

So go ahead and start planning your metal raised garden bed today. With the right tools and a little bit of know-how, you can create a beautiful and productive garden that will provide you with fresh, healthy produce for years to come.