
Can composite decking be used for raised garden beds?
Composite decking boards can be used in a variety of landscape projects, including raised garden beds because it provides a combination of natural-looking materials, resistance to mold and water, and a long lifespan. But below you will find a list of other materials that could also be used to build a long-lasting, beautiful raised garden bed.
Can you use Trex decking for raised garden beds?
Can you use Trex for raised garden beds? Composite decking materials, including Trex, are excellent for use in raised garden bed projects. Though their cost is higher than traditional wood products, and they are more prone to bowing and bending, it is a great option for a single season if you already have them on hand.
What are composite wood raised beds made of?
Composite Wood Raised Beds Composite ‘timbers’ are made of a blend of wood fiber and UV-protected recycled polypropylene. They have a wood grain texture and earth brown color. They are designed to be used with flanged corner joints which can be stacked to make the bed any height in increments of 5.5”.
What is the content content of composite decking?
Content. Composite decking boards can be made of 100 percent recycled plastic or include wood pulp and other fibers, such as fiberglass or rice hulls, as reinforcement and filler. The more plastic the decking boards contain, the longer they last in contact with the soil. Products with 50 percent or more wood do rot,...

Is Trex safe for garden beds?
I'm not sure what the TREX boards are made of, but sounds like HDPE recycled plastic since the boards are heavy, and expensive. You could check into that. But they will likely be fine for use as raised beds, and will last a long time.
Can Trex be used for planter boxes?
Trex is a composite non-weight-bearing building material made from recycled materials and formed into boards. Trex is an eco-friendly option for building and designing planter boxes.
Can you use composite decking for planters?
They can also be used as raised beds for growing vegetables and flowers. Composite decking is an excellent material for building planters, because it is weather resistant and looks good in any setting.
What is the safest material to use for raised garden beds?
of Environmental Protection) Build your raised bed with a decay-resistant type of wood, such as cedar, black cherry, oak (bur, chestnut, post, white), black locust, Osage orange, or redwood. (Source: USDA Forest Products Lab) Use a non-wood material such as stones, concrete blocks, bricks, or synthetic lumber.
Is Trex decking toxic?
These recycled materials are sourced from industrial and consumer waste, aiding in the reduction of plastic and wood waste in landfills annually. You wouldn't need to worry about using sealant or stains after and during installation with composite decking. As a result, no hazardous or toxic substances are used.
How do you build a raised garden bed with composite decking?
0:493:31DIY Composite Garden Box - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo for today we're going to be just planting flowers and grasses. So we're going about five feet byMoreSo for today we're going to be just planting flowers and grasses. So we're going about five feet by two feet but if you're gonna be planting vegetables you're gonna wanna go bigger than that for this
Can I use old deck boards for raised beds?
Planning on taking an old deck apart? Don't let that lumber go to waste – repurpose it in to a beautiful, functional raised bed! Grab a friend, partner, or a four-legged companion (like our Great Dane buddies) and get to work!
Can you make raised beds from decking?
Our guide to how to build a raised garden bed is therefore exactly what you need. What's more, this step by step comes from none other than the ultimate DIYer, Escape to the Chateau's Dick Strawbridge. Using leftover deck boards and offcuts of wood, he has created beds across his French estate for next to nothing.
What is the best material to put around raised garden beds?
Depending on your climate, the popular choices for paths are woodchips or grass. Keep the woodchip pathways weed-free by adding layers of cardboard or landscaping fabric underneath a minimum of 3 inches of woodchips.
What kind of wood should I use for a raised garden bed?
What Kind of Wood to Use? In most cases, cedar is the best wood to use for garden beds because cedar is naturally rot resistant. Western red cedar is commonly used, but white cedar, yellow cedar and juniper are also high-quality choices for outdoor construction projects.
What do you put in the bottom of a raised garden bed?
You can fill the bottom of a raised garden bed with a number of organic materials, including straw, grass clippings, wood chips, and leaves. Place cardboard – or any suitable weed barrier material – over this organic layer, weighing it down with a few bricks or pegs.
How do you make a Trex planter box?
1:523:31DIY Composite Garden Box - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis garden box is 26.5 inches deep we don't need to fill the entire thing with soil. So what we'veMoreThis garden box is 26.5 inches deep we don't need to fill the entire thing with soil. So what we've gone ahead and done is put two by fours in to create a false.
How do you make a raised garden box with Trex?
1:4211:31Making Raised Garden Beds from Composite Decking - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo basically I'm going to need eight walls between the two beds. So I got eight pieces. I'm going toMoreSo basically I'm going to need eight walls between the two beds. So I got eight pieces. I'm going to use the circular saw to cut these down. And then we'll figure out where to put. Them.
What can you do with leftover Trex decking?
Whether you're new to DIY projects or are a seasoned pro, you're bound to find something to do with all that leftover materials.Build a Storage Chest. Now that you have a new deck, you'll be spending a lot more time outdoors in the warmer months. ... Build a Planter Box. ... Build a Dog House. ... Build a Birdhouse. ... Build a Bench.
Can you use composite decking for garden edging?
Trex is most widely known as a composite decking product and brand. For a period of time, however, many enterprising DIY'ers even started looking to and at Trex as a viable — effective, beautiful, and affordable — option for landscape edging.
What is composite decking used for?
Composite decking can be used in a number of garden projects, including garden beds, providing a balance between natural-looking materials, resistance to mold and water, and longevity of the materials.
What is a raised garden bed?
Raised beds are open boxes built to contain soil above the normal grade, allowing the gardener to take control over the kind of soil, its health and composition, and its location in the yard. If you have little to no yard or poor soil like clay or sand, a raised bed lets you fill it with the type of soil and fertilizer you wish and grow your plants in this environment. Many gardeners use raised beds for the added control. They’re ideal for gardeners planning to produce fruits, vegetables or herbs. Those who are elderly, handicapped or who have back problems may find using raised beds a more comfortable way to garden.
What is composite wood?
What is composite wood? The team at Silvadec explains that this type of lumber is a mix of materials: Wood fibers, dusts and scraps are combined with some type of plastic and a binding agent to ensure the materials are stronger than they are individually. The plastic adds resilience to the collection of wood fiber, as well as water and mold resistance and improved scratch and dent resistance. These composite materials were developed for outdoor construction, such as decks and stairs, that need to resist water and require less maintenance.
What wood is used for raised beds?
Many people build raised garden beds out of cedar, a wood that has a natural resistance to rot and water damage, as well as damages from the weather. The University of Georgia Extension team explains that cedar lasts longer than most other natural woods, and with treatment, it can become a beautiful, natural and biodegradable garden bed frame.
Can you put raised beds in a garden?
However, raised beds aren’t always the solution, depending on the landscape in question. The installation of raised beds requires a long-term gardening plan; people who like to change their yard plans frequently may want to reconsider this installation. Moreover, the soil in a raised bed may be more susceptible to heat, cold and drought.
Can you use a raised garden bed for a garden?
Those who are elderly, handicapped or who have back problems may find using raised beds a more comfortable way to garden. However, raised beds aren’t always the solution, depending on the landscape in question. The installation of raised beds requires a long-term gardening ...
Can composite lumber be chemically leaking?
Some people worry about the materials included in the composite, but the regulations that govern the construction and sale of these materials don't allow chemical leakage or seepage. Although arguments to the contrary are available online, makers of family-friendly decks, porches and other types of construction began the production of composite lumber.
What is the best material for raised beds?
Galvanized Metal. Galvanized metal can be another great option for raised beds. While it is more expensive than wood and, depending on the price of metal in your area, likely more expensive than composite, it’s a great option. Galvanized metal is going to be rust resistant and strong.
What is Trex decking?
Composite decking materials, including Trex, are excellent for use in raised garden bed projects. Though their cost is higher than traditional wood products, and they are more prone to bowing and bending, it is a great option for a single season if you already have them on hand.
What are the disadvantages of Trex?
The disadvantages to using Trex is that it will require more support to keep it’s shape. Trex isn’t as dense as wood and it is designed for decking, where there is lots of support via joists.
Is Trex decking good for raised garden beds?
Using Composite Wood vs Real Wood for Raised Garden Beds. Trex is just a brand name composite decking. It looks good and stays looking good. Because it is a composite, it won’t rot, splinter or fade like real wood does. Bugs don’t burrow in it and the sun doesn’t degrade it. The disadvantages to using Trex is that it will require more support ...
Can you put Trex in a raised garden bed?
Once you have a plan in place , it’s time to install your raised bed. Here is a helpful video I found for installing and filling a raised garden bed made out of Trex.
Can you use untreated wood for raised beds?
All natural materials naturally break down. Untreated wood is a great option if you are just experimenting with the idea of doing a raised bed garden system and want to get started right away on a budget. If you do decide raised bed gardening is right for you, you can always move to a different solution in the future.
Is galvanized metal rust resistant?
Galvanized metal is going to be rust resistant and strong. The metal sides will hold up probably for your lifetime. In fact, you are more likely to need to replace the wood corners before you have to replace the side panels.
Why are HDPE raised beds so expensive?
Expensive. Because of its inherent qualities of durability and long lifespan, HDPE is considered the highest quality of recycled plastics. The raw material is costly to manufacturers of raised beds, and this cost is reflected in the price. Recycled plastic raised beds are more expensive than cedar raised beds.
What are raised beds made of?
Most raised beds available today are made of cedar, recycled plastic or a composite material using wood flour and polypropylene. Although you can fashion a raised bed out of other materials such as heavy timbers, landscape blocks or water-filled plastic, commercially available raised beds usually stick to tried and true materials, ...
What is cedar raised bed?
Cedar is a premium wood characterised by its natural resistance to rot and its ability to hold up well to the extremes of weather.
How long does cedar last in a raised bed?
Shorter lifespan vs. recycled plastic. It is difficult to predict how long a cedar raised bed will last since there are variables such as the type of cedar used, the soil conditions in your garden, and the weather patterns of different regions. In dry regions such as the Southwest, cedar will last a very long time. In the rainy Pacific Northwest, the wood may retain moisture for longer periods which eventually creates the conditions for rot and deterioration. However, there are inexpensive and non-toxic wood stabilizers such as Eco Wood Treatment which are effective at creating a moisture barrier and thus preserving the wood and increasing its lifespan. Bear in mind that this and similar treatments will also change the color of the board to a silver-grey. However, stains are available with these treatments which can impart different shades of color to the wood.
What is the best wood for a raised patio?
Available in a variety of species, such as Western Red Cedar, Atlantic White Cedar, Yellow Cedar, Port Orford Cedar and Juniper, cedar is the wood of choice for patio decking, fencing, outdoor furniture and many styles of garden raised beds.
Is wood a good material for a garden?
Without doubt, an attractive garden feeds the soul. Wood is a natural material, and lends itself perfectly for garden beds which complement the natural beauty of the plantings.
Can you wash recycled plastic garden beds?
Recycled plastic garden beds can be cleaned easily by washing the surface with a wet sponge or power washer. This may not be necessary for most gardeners, but since recycled beds are available in different color choices, some colors (especially white or grey) may lend themselves to cleaning at the end of each gardening season. Recycled plastics can also be considered an investment since they improve the perceived value of your property, so cleaning the beds can be of benefit especially if you plan to resell your home in the years ahead.
Why is it important to choose FSC certified lumber?
And, if possible, choose FSC-certified wood from local sources to minimize the large carbon footprint that results from shipping wood long distances.
What to do if FSC certified wood is not available?
If FSC-certified wood is not available, your next best option is to use locally and sustainably harvested wood with a traceable source. Look for local companies that both harvest and sell the lumber, so you can more easily track the wood’s origin.
What is plastic planking made of?
Plastic planking made from recycled material is another good option. Look for products made with high post-consumer recycled content that is mostly comprised of HDPE (high-density polyethylene) or LDPE (low-density polyethylene). These products are made from recycled plastics such as milk jugs and grocery bags.
Can lumber be treated?
Lumber can be unsustainably harvested, or treated with harmful chemicals like arsenic and copper compounds.
Does plastic planking need to be painted?
Plastic planking doesn’t need to be painted, stained or sealed. It’s stain-resistant and won’t crack or splinter. It’s also less toxic than pressure-treated wood preserved with chemicals. But, because it is not as strong as wood, plastic decks can sag under too much weight, and temperature changes can cause the material to expand and contract.
Is deck stain toxic?
Deck stains and finishes may contain carcinogenic toxic solvents that emit volatile organic compounds, or VOCs. Read more about safer options for these products in the guide’s wood stains and finishes section.
Is it safe to use wood in raised garden beds?
Note that chemically-preserved wood is especially dangerous for use in raised garden beds, as the chemicals may leach out and be taken up by plants, including vegetables.
How often should I add peat moss to my yard?
I plan to add a bit of the other items as I feel they are needed. The peat moss will likely be added every 4-5 years.
Can you build a raised garden from wood?
Raised gardens can be bought as a kit or constructed completely as a DIY project. Regardless of how you get your raised garden, they can be a wonderful way to grow veggies. However, they do have one downside. If made of wood, they will eventually rot. Decomposition is inevitable. But, there are ways to construct a raised bed that will lengthen the life and the looks. Because I wanted to do both, I decided to construct a DIY composite raised garden.
