Whisky knotwork: blue for water; yellow for barley; brown for peat; white for the spirit Posted on June 3, 2018 by robinacrawford Whisky knotwork: blue for water; yellow for barley; brown for peat; white for the spirit. Share this: Email a link to a friend (Opens in new window) Email Share on Reddit (Opens in new window) Reddit Share on Bluesky (Opens in new window) Bluesky Like Loading...