The Best Raised Garden Bed Soil Drainage 2023. Start on one corner and attach one of the shorter planks to the post with screws. Build drainage channels and rain garden.

In essence, maintaining a raised bed is like having a captive audience. We recommend filling the base of your raised garden bed (the drainage layer) with organic matter from around the home, like the cardboard packaging from the raised garden bed you’re assembling! Web how to prepare a raised bed site to drain better choose a good site for your raised bed.