I also use some pressure treated wood for various garden structures including large raised beds.
Untreated wood for garden beds.
The durability of untreated wood used for raised beds largely depends on the type of wood used.
Wood composite products.
Using pallets for raised garden beds.
It s time to get into some methods you can use to keep your raised garden bed from rotting.
A redwood raised garden bed however can last up to 20 years.
It was a nightmare getting the planks off undamaged but we got there eventually.
A cedar frame can last up to 10 years but one made of douglas fir may last only 5 to 7 years.
These materials will generally last 10 to 20 years in a raised bed garden.
You can read more about it below.
4 more ways to keep your raised garden bed from rotting.
Yes untreated wood will decompose over time but because it is untreated you reduce the risk of potential toxins moving from your wooden beds into that organic veggie garden you re starting to keep your family fed well.
Untreated soft wood like pine planks or heat treated pallet wood only lasts 3 5 years outdoors.
They worked a treat at first but after two years the.
Untreated lumber such as pine is the least durable and is not recommended.
Another alternative is to use a longer lasting untreated wood as mentioned earlier.
Wooden planters built out of untreated wood will probably last much longer than you think.
This type of treated wood was banned years ago for household use.