By Farmgate
United Kingdom 
Raised vegetable troughs.....
What is a good depth of soil in these troughs to cater for all veg' especially root crops. (New gardener)
28 Oct, 2010
You would need at least 18 inches for most things, but the deeper the better! Will the roots be able to go down in to the soil below or will they be on concrete etc?
28 Oct, 2010