How to mordant

FEEDBACK FRIDAY: This Week in Natural Dye Questions

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: How do you keep dyes from bleeding into non-mordanted areas? I am finding that excess dyes deposit into white areas and I can’t seem to get them to wash out. Keeping undyed areas intact really depends on the technique you are using. If you are doing shibori work, it’s important to create tight resists. A loose resist … Read more

Ecotextile News Reports: Eucalyptus Waste Used to Dye Cotton

Ecotextile New reports that “waste from the eucalyptus wood steaming process could potentially provide a natural dye source for dyeing cotton according to new research from South America. Researchers claim to have successfully used the coloured liquid waste produced in the steam treatment of eucalyptus wood as a natural dyestuff to colour cotton in an exhaust dyeing process without the addition of traditional mordants. The findings represent an interesting breakthrough, not least because Tencel, made by Austrian company Lenzing, is also made from extracted eucalyptus wood pulp. According to the research findings, the resulting dyed fabrics were evaluated for colour … Read more