The wood that people worry about leaching chemicals into the soil is cca chromated copper arsenate pressure treated wood or old railway ties.
What kind of wood should you use for a raised garden bed.
Great materials to use for raised beds cedar or redwood.
Redwood has been known to last for up to 20 years.
The best of the best is cedar since it s naturally rot resistant doesn t require chemical treatments looks great and will last for 10 20 years.
Planks over an inch 3cm in thickness will last longer and the best wood for raised garden beds is hard wood.
This type of treated wood was banned years ago for household use.
If you want to use a pressure treated wood for your raised beds look for lumber with a label stating it was treated with acq alkaline copper quat.
It s also the most affordable option.
It will definitely discourage the weeds and grass to grow.
There are so many pros of landscape fiber.
Hence you can use redwood without having to treat it or apply any finish.
Good kind of fiber can last for years so for almost 10 years your raised bed is safe from weeds.
Cedar another rot resistant wood cedar can last 10 15 years and looks gorgeous.
Both cedar and redwood add a beautiful look to your raised bed garden while also employing a natural resistance to moisture bugs and rot.
Juniper 6x6 landscaping timbers used for retaining wall raised beds and stairs.
Acq a water based alternative to traditional.
Best wood to make raised garden beds redwood expensive but long lasting redwood raised garden bed.
You can read more about it below.
The con is that it s also expensive around 2 3 times the cost of cheaper wood.
I also use some pressure treated wood for various garden structures including large raised beds.
But be assured that with concrete the soil ph will be elevated with time and you will need to be adjusting the soil to have the best garden.
Woods have substitutes such as bricks or concrete blocks.
Landscape fiber is environmentally friendly.
Pressure treated wood is an alternative to naturally decay resistant woods but should not be used in vegetable gardens because some types of pressure treated wood contain arsenic.
Amazon this wood makes perfect raised garden beds.
When considering wood you could use whole logs or more commonly planks.