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In this guide
For a first metal raised bed, compare two kits and ignore the brand slogan. Choose the Vego Garden 17-inch 9-in-1 when you want a 17-inch wall and one of its nine layouts, including 3.5 by 6.5 feet (Vego lists 32 cubic feet for that shape). Choose the Birdies 15-inch Large when a 15-inch wall is enough and a 6-by-3-foot layout (Birdies lists 22.5 cubic feet) fits the yard. Skip either kit’s widest shape if you cannot reach the center without stepping in the bed.
What fits and what to skip
| Situation | Fits | Skip |
|---|---|---|
| First bed, reach from both sides | Vego 3.5×6.5 ft or Birdies 6×3 ft or 4×4 ft | Vego 5×5 ft, and any layout wider than your reach |
| Along a fence, one-sided reach | Vego 2×8 ft (listed at 23 cubic feet) or Birdies 7×2 ft or 6×2 ft | A square layout you can only work from one long side |
| Less soil to buy | Birdies 15-inch Large, especially the 6×2 ft shape listed at 15 cubic feet | A 29-inch Birdies bed until the extra fill is priced |
| Less bending is the reason to buy | Vego 17-inch, or Birdies 29-inch Large only after a soil quote | Assuming 15 inches is a standing-height garden |
| Open soil underneath is usable | Either open-bottom kit over prepared ground | Assuming the metal wall blocks contaminated soil |
Figures above are the makers’ published layout charts, checked September 27, 2026, not a side-by-side installation. Vego’s 17-inch 9-in-1 page lists nine shapes from 2 by 2 feet to 5 by 5 feet. Birdies’ 15-inch Large page lists six: 6×2, 7×2, 4×3, 6×3, 4×4, and 5×4 feet. An older “8-in-1” or a Vego 10-in-1 is a different kit. Save the chart that matches the carton.
Reach before the logo
Utah State University Extension’s raised-bed gardening guide says beds about 3 to 4 feet wide keep the center reachable from both sides, and that a frame of about 6 to 12 inches is enough rooting depth for many vegetables when the bottom is open and the soil below is prepared. A 17-inch or 15-inch wall is a working-height choice, not proof of a bigger harvest.
Mark the footprint with string, including the path. Reach the middle from every side you will use. Birdies’ 5-by-4-foot option and Vego’s 5-by-5-foot option are the ones to drop first if that reach fails.
Soil is the rest of the price
Cubic feet for a rectangle is inside length times inside width times fill depth, in feet. Vego’s own chart already does that for the 17-inch kit: 32 cubic feet and about 1.2 cubic yards for 3.5 by 6.5 feet. Birdies lists 22.5 cubic feet for 6 by 3 feet at 15 inches. Those two examples are not the same planting area, so they are not a same-size price contest.
At one footprint, height is the cost lever. A 4 by 8 foot rectangle filled to 15 inches is 40 cubic feet. Filled to 17 inches it is about 45 cubic feet. A 29-inch fill on that same rectangle is about 77 cubic feet. Birdies sells a 29-inch Large kit for a higher wall. Use it when the height is the point and the soil quote is acceptable. Skip it as a first bed.
Rounded corners and a fill line below the rim change the order. The soil mix guide and the tall-bed filling guide cover the next step. Woody material in the bottom of a tall bed is not a substitute for the layer roots actually grow in.
Metal, coating, and the other options
Birdies describes the 15-inch Large as commercial-grade 24-gauge steel with a zinc, aluminum, and magnesium coating, stainless hardware, internal bracing, and a rolled edge with trim. Vego sells the 17-inch 9-in-1 as a modular metal kit. Read each warranty for soil contact, cosmetic change, and installation before treating either coating as the longer-lived one.
If the only goal is a defined patch of soil, a wooden frame or an unframed bed can cost less and still follow the same width guidance from Utah State. Metal is the buy when you want the modular outline and you have priced the fill.
Before the shopping links
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- Stake the layout and test your reach.
- Price the kit plus fill, delivery, and a path a wheelbarrow can use.
- Confirm bracing and the layout chart for the exact carton.
- Search Amazon for the Vego 17-inch 9-in-1 raised bed.
- Search Amazon for the Birdies 15-inch Large raised bed.
Those open search results. Check height, layout chart, and seller before you buy. Start from the Vego specification page or the Birdies 15-inch Large page if you want the maker’s chart first.
Products in this guide
Vego Garden 17-inch 9-in-1 Large Modular Raised Bed
Amazon search for this kit. Confirm the 17-inch height and the nine-layout chart before ordering.
Find matching listings on Amazon →Search results may include other models. Check the model and size before buying.
Birdies Large Modular Steel Raised Garden Bed, 15-inch
Amazon search. Match the seller layout chart to the 15-inch Large kit. Other Birdies heights are a different buy.
Find matching listings on Amazon →Search results may include other models. Check the model and size before buying.