List Of How To Fill A Tall Raised Garden Bed Under 2023. Then add in smaller sticks and twigs. Use ordinary garden soil to fill the box to about 400mm from the top.

Web volume (cubic ft) = length (ft) x height (ft) x width (ft). Repeat this layer until you reach the top of the bed. Web width (ft.) x length (ft.) x depth (ft.) = cubic feet after you have filled the bottom of your raised bed with organic materials, if necessary, measure the depth of your garden bed from the top of the added materials to the top of the raised bed.