I am making verdigris, an ancient blue-green ink, with vinegar and copper salts. I was always fascinated by the dyes you can extract from plants and minerals, and I will soon make a course on it. #verdigris #ancientinks #homemadeink #ecodye #ecoprint #copper #naturaldye #earthpigment #ecoprinting (at Flow - Wellness and Training) https://www.instagram.com/p/BuN1vlLhWmY/?utm_source=ig_tumblr_share&igshid=avry6btwcwdc




















