Willow for basket-making (5)
I believe the answer is:
osier
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">willow for basket-making</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 osier that I've seen before include "Basket maker" , "Basketry willow" , "Salix" , "Willow for making baskets" , "Kind of willow used in basketwork" .)