“A raised garden bed extends the planting season, offers versatility to the gardener and helps protect your knees by bringing plants up from a level position on the ground.
Also known as garden boxes, raised garden beds are ideal for growing flowers and vegetables virtually anywhere.
Knowing how to build them, how to use them and how to maximize the rewards you get from them is critical. Luckily, it’s fairly simple to do ALL this; both to build a “do it yourself” (DIY) raised garden bed, and to maximze its growing portential.” – http://www.raisedgardenbedshowto.com/
Why isolate the box’s soil from the real soil beneath?