Place this raised bed anywhere with a flat surface and fill it with compost or soil and you can create fertile growing conditions raised beds drain well warm earlier and are ideal for gardeners with otherwise poor soil or limited space or for gardeners who need a comfortable height for workingr with a depth of 25cm the internal capacity is 115 litres this unit is ideal for growing a whole host of crops such as carrots potatoes and onionsr the mini grow bed is sufficiently compact to make i