Gardener's purchase (5)
I believe the answer is:
seeds
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">gardener's purchase</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 seeds that I've seen before include "Small hard fruit" , "nuts" , "Genesis" , "Small hard fruits" , "Favoured entrants in a knock-out competition" .)