Growing medium
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">growing medium</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for soil that I've seen before include "Dirty - dirt" , "Earth for growing" , "In which plants grow" , "Loose upper layer of earth" , "Top layer of the surface of the earth" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">growing medium</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for compost that I've seen before include "Mixture for garden" , "Mixture of decaying matter added to soil" , "Decayed organic fertilising material" , "Manure of soil and other ingredients" , "material that promotes growth" .)