Plant of the brassica family, an ancient source of blue dye

Let's find possible answers to "Plant of the brassica family, an ancient source of blue dye" crossword clue. First of all, we will look for a few extra hints for this entry: Plant of the brassica family, an ancient source of blue dye. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.