DIY Raised Garden Bed Parts – Cedar Boards & Posts
🛠️ Build Your Own Raised Garden Bed
Create your perfect raised garden bed with Greenes Fence's modular cedar parts. Whether you're starting fresh or expanding your layout, our DIY-friendly system of slide-in boards and interlocking corner posts makes it easy to customize — no tools, screws, or hardware needed.
Crafted in the USA from chemical-free, rot-resistant cedar, our parts are safe for growing vegetables, herbs, and flowers. Stack, connect, and reconfigure — the possibilities are endless.
🧩 Modular Parts for Custom Garden Beds
Cedar Side Boards
- Available in multiple lengths and heights
- Slide securely into routed posts for tool-free assembly
- Stackable design to build deeper beds
Corner Posts
- 2-way posts for straight runs; 4-way posts for stacking and corner connections
- Structural anchor points provide strength and flexibility
- Made from naturally durable cedar
🌱 Why Build with Greenes Fence Parts?
- Custom Layouts: Create any shape, size, or height
- Expandable System: Add on as your garden grows
- Tool-Free Assembly: Fast and frustration-free
- Premium Cedar: Safe, natural, and built to last
- Made in the USA: Sustainably sourced and locally crafted
DIY Raised Garden Bed Parts – Cedar Boards & Posts
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Premium Cedar / Pine Board 4 ft x 3.5 in (3/4 in Thick) RCB48 / RCPB48
Build Your Own Cedar Raised Garden Bed
Premium Cedar / Pine Board 4 ft x 3.5 in (3/4 in Thick) RCB48 / RCPB48
$7.21
Our Longest Board for Expanding Your Garden The 4' board is the longest board that we have available for our raised garden kits. It is durable and easily fits into our short and tall posts. It is made from untreated wood and can be stained to any color of your choosing or left in its natural state. The cedar version is sanded on both si...
Decorative Premium Cedar Cap 3.5 in x 3.5 in RCC
$1.66
Complete Your Custom Raised Garden with Our Cedar Decorative Caps Add a final touch of beauty to your raised garden kit by topping off your posts with a decorative cap. Installation is easy, as each cap comes with its own galvanized screw, all you need is a screwdriver. Size: 3/4" (height) x 3.5" (width) x 3.5" (length) Buy At: Greenes ...
Premium Cedar / Pine Tall Post 11 in x 2.5 in x 2.5 in RCT / RCPT
Build Your Own Cedar Raised Garden Bed
Premium Cedar / Pine Tall Post 11 in x 2.5 in x 2.5 in RCT / RCPT
$6.02
Build Your Raised Garden Kit Taller Our tall posts hold three 3.5 in. tall boards high, letting you add ten and a half inches of height to your raised garden bed per layer. These posts easily stack on top of each other and on top of our short posts, allowing for a quick expansion of your garden. Size: 2.5" (width) x 2.5" (depth) x 11" (...
Premium Cedar / Pine Board 24 in x 3.5 in. (3/4 in Thick) RCB24 / RCPB24
Build Your Own Cedar Raised Garden Bed
Premium Cedar / Pine Board 24 in x 3.5 in. (3/4 in Thick) RCB24 / RCPB24
$4.63
Get Unique Customization with Our 2-Foot Board Our 24" board is durable and easily fits into our short and tall posts. It is made from untreated wood and can be stained to any color of your choosing or left in its natural state. The cedar version is sanded on both sides and the pine version is sanded on one side. Size: 3/4" (width) x 3....
Premium Cedar Board 4 ft x 5.5 in (3/4 in Thick) RCB48P
Build Your Own Cedar Raised Garden Bed
Premium Cedar Board 4 ft x 5.5 in (3/4 in Thick) RCB48P
$12.36
Our Longest Board for Expanding Your Garden The 4' premium cedar board is the longest board that we have available for our premium cedar raised garden kits. It is durable and easily fits into our premium post. It is made from untreated cedar wood and can be stained to any color of your choosing or left in its natural state. Model Numbe...
Premium Cedar / Pine Short Post 8 in x 2.5 in x 2.5 in RCS / RCPS
Build Your Own Cedar Raised Garden Bed
Premium Cedar / Pine Short Post 8 in x 2.5 in x 2.5 in RCS / RCPS
$4.29
Add Some Height to Your Raised Bed Our short posts hold two 3.5 in. tall boards high, letting you add seven inches of height to your raised garden bed per layer. These posts easily stack on top of each other and on top of our tall posts, allowing for a quick expansion of your garden. Size: 2.5" (width) x 2.5" (depth) x 8" (height) Buy A...
Premium Cedar Extra Tall Post 17 in x 2.5 in x 2.5 in RCXTP
Build Your Own Cedar Raised Garden Bed
Premium Cedar Extra Tall Post 17 in x 2.5 in x 2.5 in RCXTP
$11.17
Add Some Height to Your Cedar Raised Bed Our premium extra tall posts hold three 5.5 in. tall boards high, letting you add sixteen and a half inches of height to your raised garden bed per layer. These posts easily stack on top of each other, allowing for a quick expansion of your garden. Model Number: RCXTP Size: 2.5" (width) x 2.5" ...
Premium Cedar Composter Post 31 in x 2.5 in x 2.5 in RCP31
Build Your Own Cedar Raised Garden Bed
Premium Cedar Composter Post 31 in x 2.5 in x 2.5 in RCP31
$17.69
Create Your Own Composter Use the composter posts to create your own cedar composter. The composter post can hold seven 3.5 in high boards with spacers in between each board (for a total of 6 spacers). Model Number: RCP31 Size: 2.5" (width) x 2.5" (depth) x 31" (height) Buy At: Greenes Fence Free Shipping on Build Your Own Garden Be...
Premium Cedar Board 24 in x 5.5 in (3/4 in Thick) RCB24P
Build Your Own Cedar Raised Garden Bed
Premium Cedar Board 24 in x 5.5 in (3/4 in Thick) RCB24P
$7.59
A Board for Customizing Your Garden The 24" cedar board is durable and easily fits into our premium post. It is made from untreated cedar wood and can be stained to any color of your choosing or left in its natural state. Model Number: RCB24P Specifications: Rough, unsanded cedar board 3/4" (width) x 5.5" (height) x 24" (length) Buy ...
Premium Cedar Tall Post 12 in x 2.5 in x 2.5 in RCTP
$6.70
Add Some Height to Your Cedar Raised Bed Our premium tall posts hold two 5.5 in. tall boards high, letting you add eleven inches of height to your raised garden bed per layer. These posts easily stack on top of each other, allowing for a quick expansion of your garden. Model Number: RCTP Size: 2.5" (width) x 2.5" (depth) x 12" (height...
Premium Cedar Board 36 in x 3.5 in (3/4 in Thick) RCB36
Build Your Own Cedar Raised Garden Bed
Premium Cedar Board 36 in x 3.5 in (3/4 in Thick) RCB36
$5.83
Design Your Garden Your Way The 36" cedar board is one of the mid-sized boards that we have available for our cedar raised garden kits. It is durable and easily fits into our short and tall posts. It is made from smooth, sanded untreated cedar wood and can be stained to any color of your choosing or left in its natural state. Model Numb...
Original Cedar Board 15 in x 3.5 in RCB15
$3.95
Our Smallest Board for Customizing Your Garden The 15" cedar board is the shortest board that we have available for our cedar raised garden kits. It is durable and easily fits into our short and tall posts. It is made from untreated cedar wood and can be stained to any color of your choosing or left in its natural state. Model Number: R...
Cedar Composter Spacer 1.5 in x 1 15/16 in RCPEC2
$0.30
Let Your Composter Breathe Use the composter spacers to create gaps in between the composter boards to allow airflow. Model Number: RCPEC2 Size: 3/4" (width) x 1 15/16" (height) x 1 1/2" (length) Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Premium Cedar Board 16 in x 5.5 in (3/4 in Thick) RCB16P
Build Your Own Cedar Raised Garden Bed
Premium Cedar Board 16 in x 5.5 in (3/4 in Thick) RCB16P
$5.15
A Short Board for Customizing Your Garden The 16" cedar board will help you customize your raised garden bed. It is durable and easily fits into our premium post. It is made from untreated cedar wood and can be stained to any color of your choosing or left in its natural state. Model Number: RCB16P Specifications: Rough, unsanded ced...
Premium Cedar Short Post 6 in x 2.5 in x 2.5 in RCSP
$3.95
Add Some Height to Your Cedar Raised Bed Our premium short posts hold one 5.5 in. tall premium board high, letting you add five and a half inches of height to your raised garden bed per layer. These posts easily stack on top of each other, allowing for a quick expansion of your garden. Model Number: RCSP Size: 2.5" (width) x 2.5" (dept...
Discontinued Premium Cedar Short Post 8 in x 3 in x 3 in RCS3X3
Build Your Own Cedar Raised Garden Bed
Discontinued Premium Cedar Short Post 8 in x 3 in x 3 in RCS3X3
$4.29
Add Some Height to Your Cedar Raised Bed Our short posts hold two 3.5 in. tall boards high, letting you add seven inches of height to your raised garden bed per layer. These posts easily stack on top of each other and on top of our tall posts, allowing for a quick expansion of your garden. Please note these posts are larger than our s...
Premium Cedar Board 3 ft x 5.5 in (3/4 in Thick) RCB36P
Build Your Own Cedar Raised Garden Bed
Premium Cedar Board 3 ft x 5.5 in (3/4 in Thick) RCB36P
$10.47
A Premium Board for Customizing Your Garden The 3 ft. cedar board is durable and easily fits into our premium post. It is made from untreated cedar wood and can be stained to any color of your choosing or left in its natural state. Model Number: RCB36P Specifications: Rough, unsanded cedar board 3/4" (width) x 5.5" (height) x 3' (lengt...
Premium Cedar Post 22 in x 2.5 in x 2.5 in RCP22
$12.88
Create Your Own Garden Bed Our 22 in. high post fits six of our 3.5 in. high boards or four of our 5.5 in. high boards Model Number: RCP22 Size: 2.5" (width) x 2.5" (depth) x 22" (height) Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Premium Cedar Post 14 in x 2.5 in x 2.5 in RCP14
$10.30
Create Your Own Garden Bed Our 14 in. high post fits four stacked 3.5 in. high boards or two stacked 5.5 in. high boards. Model Number: RCP14 Size: 2.5" (width) x 2.5" (depth) x 14.5" (height) Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Premium Cedar Trellis Post 46.5 in x 2.5 in x 2.5 in RCP46
Build Your Own Cedar Raised Garden Bed
Premium Cedar Trellis Post 46.5 in x 2.5 in x 2.5 in RCP46
$26.61
Create Your Own Garden Bed Use the trellis posts to create your own cedar trellis. Model Number: RCP46 Size: 2.5" (width) x 2.5" (depth) x 46.5" (height) Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Cedar Trellis Slat 48 in RC48SLT
$5.26
48" Cedar Trellis Slat Use the trellis slats to create a trellis in between the trellis posts. Model Number: RC48SLT Size: 3/4" x 1 1/4" x 46 1/2" Buy At: Greenes Fence ***Please note: Trellis slats are smaller than the garden bed side wall boards; the height is 1-1/4in. Please see model RCB48 for the Original Cedar 4ft Board (3.5in) ...
Premium Cedar Post 15 in x 2.5 in x 2.5 in RCP15
$10.65
Create Your Own Garden Bed A15 in. high post for a custom garden bed. Model Number: RCP15 Size: 2.5" (width) x 2.5" (depth) x 15" (height) Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Cedar Trellis Spacer 1.50 in x 2.125 in RCTS
$0.42
Cedar Trellis Spacer Use the trellis spacers to create gaps in between the trellis slats. Model Number: RCTS Size: 3/4" x 1 1/2" x 2 1/8" Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Premium Cedar Board 31 in x 3.5 in (3/4 in Thick) RCB31
Build Your Own Cedar Raised Garden Bed
Premium Cedar Board 31 in x 3.5 in (3/4 in Thick) RCB31
$5.70
Design Your Garden Your Way The 31" cedar board is one of the mid-sized boards that we have available for our cedar raised garden kits. It is durable and easily fits into our short and tall posts. It is made from smooth, sanded untreated cedar wood and can be stained to any color of your choosing or left in its natural state. Model Numb...
Cedar Trellis Slat 24 in RC24SLT
$3.90
24" Cedar Trellis Slat Use the trellis slats to create a trellis in between the trellis posts. Model Number: RC24SLT Size: 3/4" x 1 1/4" x 23" Buy At: Greenes Fence ***Please note: Trellis slats are smaller than the garden bed side wall boards; the height is 1-1/4in. Please see model RCB24 for the Original Cedar 2ft Board (3.5in) or m...
Premium Cedar Short-Flush Post 7.375 in x 2.5 in x 2.5 in RCSF
Build Your Own Cedar Raised Garden Bed
Premium Cedar Short-Flush Post 7.375 in x 2.5 in x 2.5 in RCSF
$4.29
A Post for One Height This short post will only hold two 3.5 in. tall boards high and there will be no remaining post above the boards. The boards will be flush with the top of the post. This means that this post will not allow you to stack your garden bed and no additional height layers can be added. Size: 2.5" (width) x 2.5" (depth)...
Cedar Trellis Slat 16 in RC16SLT
$2.06
16" Cedar Trellis Slat Use the trellis slats to create a trellis in between the trellis posts. Model Number: RC16SLT Size: 3/4" x 1 1/4" x 15" Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Spruce Board 4 ft x 2.75 in RCPLB48
$5.31
Reversible Board This spruce board is 1.5 in. thick and 4 ft. long. The board is reversible and can be used with the rounded side facing outwards or the flat side. Size: 1.5" (width) x 2.75" (height) x 4' (length) Buy At: Greenes Fence Free Shipping on Build Your Own Garden Beds $200 or more.
Premium Cedar Floor Support Block 2.5 in x 2.5 in x 46.5 in RC48FSB
Build Your Own Cedar Raised Garden Bed
Premium Cedar Floor Support Block 2.5 in x 2.5 in x 46.5 in RC48FSB
$13.50
Floor Support Block for Elevated Garden Beds The 46.5" floor support block adds strength and stability to our elevated garden beds by securely connecting the leg posts and supporting the floorboards. Built from durable, untreated cedar, it can be customized with your choice of stain or enjoyed in its beautiful natural finish. Size: 2.5"...