Tall plant (9)
(Other definitions for hollyhock that I've seen before include "Plant with stout, hairy stems and spiky flowers" , "A bloomer" , "Christmas decoration" , "Tall country garden flower" , "blooming great" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">tall plant</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for sunflower that I've seen before include "Plant's" , "seen in Van Gogh's art" , "Source of oil" , "Tall plant" , "nickname of US State" .)