acid dye

Each week, we are emailed with questions from our natural dye community asking simple and complex questions that we thought might be worth sharing. Here are a handful from this week answered by natural dyer in chief, Kathy Hattori, Founder of Botanical Colors: I have been printing with dye extracts on silk. My question is- once the fabric is mordanted, dunged, dyed, and steamed, can I over-dye the fabric without going through the mordant process again? You don’t need to remordant for additional overdyeing. If it’s been a long time between the initial dyeing and overdyeing, (like several years), then … Read more