Writer Jong (5)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">writer jong</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 erica that I've seen before include "growing up on the moors" , "Plant genus of garden heather" , "Shrub genus; girl's name" , "Moorland plant, girl's name" , "found on the moors" .)