Raised Beds & Planters
Soil³ Edge Right

Raised Beds & Planters

Premium COR-TEN steel raised beds, planters, and garden accessories — the perfect complement to your Soil³ compost. Built to last a lifetime and arrives ready to fill.

12 products

  • Lifetime Durability
  • Installs in Minutes
  • Free Shipping
  • 4.8 · 3,800+ Reviews
  • Soil³ Guaranteed
Setup in Minutes

From box to beautiful in an afternoon

1

Choose your raised bed or planter

Pick the shape and size that fits your space — raised beds, planters, corner kits — all in COR-TEN steel. Ships free.

2

Hammer it in — no concrete, no tools

Panels click together with included clips. Stakes drive straight into the ground with a rubber mallet. Most installs take under 30 minutes.

3

Fill with Soil³ and start growing

Order a BigYellowBag of Soil³ Veggie Mix — it's delivered to your door. One bag fills a standard 4×8 bed 12" deep. Done.

12 products
Edge Right products must be ordered separately from other products — multiple Edge Right items can be combined.
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Real Customers · Real Gardens

See it in the ground

Edge Right COR-TEN edging alongside colorful garden plants
★★★★★

Well thought out product and easy installation. Looks incredible next to the raised beds.

James · Verified Buyer

COR-TEN landscape edging in a clean garden border
★★★★★

Installed 20 feet in 20 minutes. Great product and service.

Joseph D. · Verified Buyer

Before and after garden transformation with COR-TEN edging
★★★★★

The rusty patina is forming beautifully. I've gotten so many compliments — everyone wants to know where I got it.

Donald · Verified Buyer

Edge Right edging bent around a curved raised bed corner
★★★★★

Strong enough to score and bend to a 90-degree corner. Perfect for framing my raised bed kit.

Jim M. · Verified Buyer

COR-TEN steel patina detail on landscape edging
★★★★★

Well made and strong — I think it will last a long time. The material quality is obvious the moment you open the box.

Tad M. · Verified Buyer

Edge Right COR-TEN steel products installed in a garden
★★★★★

Paired it with Soil³ Veggie Mix and the whole setup looks incredible. Clean lines, zero maintenance.

Sarah K. · Verified Buyer

Edge Right × Soil³

Build Better Gardens. From the Ground Up.

Edge Right COR-TEN steel is the natural companion to Soil³ compost. Build raised beds that last generations, frame your planters with steel that develops a beautiful rust patina over time — no paint, no chips, no rotting wood. Fill your new raised bed with Soil³ Veggie Mix for the ultimate grow setup — everything ships free, right to your door.
100K+
Gardens Transformed
4.8★
Avg. Rating
COR-TEN
Marine-Grade Steel
∞
Lifetime Warranty
COR-TEN Steel · Common Questions

Everything you want to know

COR-TEN is unlike any material you've used in the garden. Here's what to expect.

Yes — and it's by design. COR-TEN (weathering steel) was developed in the 1930s to rust on purpose. The surface oxidation forms a protective patina made of copper, manganese, silicon, and nickel that seals the steel from further corrosion. Unlike ordinary mild steel, which rusts through, COR-TEN's patina is self-repairing and gets stronger over time. The warm orange-brown color is a feature — it's why architects have used it in landmark buildings for over 60 years.
Minor rust runoff is possible during the first few months as the patina forms, especially in wet weather. To minimize staining, leave an inch or two of clearance between the edging and adjacent concrete, pavers, or stone. Once the patina stabilizes — typically within 6 to 18 months — the runoff essentially stops. If any staining does occur during break-in, a commercial rust stain remover on the hardscape resolves it cleanly.
You can slow the patina with a clear sealant, but it isn't recommended — the rust IS the protection. Sealing it prevents the protective oxide layer from forming fully. Painting COR-TEN is possible but defeats its core benefit: the patina self-heals around scratches and nicks, which paint never will. Edge Right uses variety A606-4, the same spec found in the John Deere World Headquarters and the Barclays Center in Brooklyn — both of which have been aging beautifully for decades without paint.
Yes. The patina is a stable, tightly bonded oxide layer — not loose, free-floating rust. The trace amounts of copper and other alloy elements that might reach the soil are well below levels that would harm plants or beneficial organisms. COR-TEN steel has been used in public gardens, arboretums, and agricultural settings for decades without adverse effect on plant health — and pairs perfectly with organic-certified growing media like Soil³ Veggie Mix.
No professional needed. Edge Right is a hammer-in system: panels connect with included clips, and stakes drive straight into the ground with nothing more than a rubber mallet. Most homeowners edge a standard bed in 20–30 minutes. The raised bed kits assemble the same way — no digging a trench, no concrete. For a full walkthrough, see the Edge Right installation guide.
Yes — but they check out separately. Edge Right ships free directly from their warehouse; Soil³ compost is ordered through the Soil³ site and delivered by the BigYellowBag. Both arrive at your door without you lifting a bag. We recommend ordering the raised bed first so you know the footprint, then ordering enough Soil³ Veggie Mix to fill it (one BigYellowBag typically fills one 4×8 raised bed to about 12 inches deep).
Why COR-TEN?

Not all raised beds are equal

See how Edge Right stacks up against the alternatives over a decade of use.

COR-TEN Steel
(Edge Right)		 Cedar Wood Galvanized Steel Plastic / Resin
Lifespan 100+ years 5–15 years 20–30 years 10–20 years
Appearance over time Warm rust patina — improves with age Grays, cracks, warps Dull, may blister Fades, becomes brittle
Maintenance ✓ None — ever Annual sealing or replacement Occasional recoating None (until replacement)
Safe for edible gardens ✓ Yes ✗ Treated lumber may leach ✗ May leach zinc ✓ Yes (food-grade)
Rusts through? ✓ Never — patina seals it N/A — rots instead ✗ Eventually N/A
Est. 10-year cost $ — one-time purchase $$$ — replace 1–2× $$ — possible recoat $$ — likely replace once
Available at Soil³ ✓ Yes ✗ No ✗ No ✗ No
Soil³ · BigYellowBag Estimator

How many bags do I need?

Enter your raised bed dimensions below. We'll calculate how many Soil³ BigYellowBags (1 cubic yard / 27 cu ft each) you need to fill it.

Shop Soil³ BigYellowBags →

Complete Your Garden

Now fill it with Soil³ compost.

Your Edge Right raised bed deserves the best soil. Soil³ Veggie Mix is OMRI listed for organic gardening and delivers right to your door in a BigYellowBag — no need to haul bags from the store.

Shop Soil³ BigYellowBags
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