You Asked, Kathy Answered: Do I Mordant With Saxon Blue?

We get lots of emails from customers about challenges with dyeing and needing Botanical Colors’ President Kathy Hattori’s help. Why not share the learning so we can all benefit? From our inboxes to you, it’s simple: You Asked, Kathy Answered. Email [email protected] with your plea for help! YOU ASKED: I am writing you an email because I have a question about the Saxon blue liquid. I am about to use it to dye wool fiber, and I am asking if I need to mordant my wool fiber. If I don’t need to that would be nice but if I have … Read more

You Asked, Kathy Answered: Indigo To Get Green + A Ruined Vat

We get lots of emails from customers about challenges with dyeing and needing Botanical Colors’ President Kathy Hattori’s help. Why not share the learning so we can all benefit? From our inboxes to you, it’s simple: You Asked, Kathy Answered. Email [email protected] with your plea for help! YOU ASKED: I am curious how to achieve a light shade of blue green with natural  dyes and am assuming it would be dyed first with weld and then over-dyed with a few dips of indigo? Is there a natural dye that will do the same in one step? KATHY ANSWERED: We like to … Read more

You Asked, Kathy Answered: Oak Tannins On Cotton

We get lots of emails from customers about challenges with dyeing and needing Botanical Colors’ President Kathy Hattori’s help. Why not share the learning so we can all benefit? From our inboxes to you, it’s simple: You Asked, Kathy Answered. Email questions@botanicalcolors with your plea for help! YOU ASKED: I am curious about some results I’ve been having using oak as my tannin bath for cotton fibers. As far as my experimentation goes I first tried freshly fallen oak leaf— still green, as a pre-mordant tannin bath at around 50% WoF. I found the fibers turned a dark purple color, … Read more

10 Tannins That Don’t Need a Mordant

There are so many mordant variations and we urge you to experiment and find the one that works best for you. If you’re not familiar with the term, mordanting is the most important process of preparing fibers to accept color. Mordanting prepares fibers to bond with natural dyes and is typically a separate immersion bath for the fibers. Many natural dyes require the use of a mordant to achieve the most durable and long lasting colors. Though you might start with the tried and true aluminum mordants, consider trying tannin-rich extracts that not only offer a base color, they prep … Read more

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: I just saw that Pantone created Love Symbol #2, an amazing shade for my favorite musician, Prince. Do you have an idea of how to create that color? Logwood chips used at about 50% wof with wool or silk mordanted with aluminum sulfate only (no cream of tartar) will make a rich reddish purple very … Read more

Earth Day With Green Eileen!

We had a blast with the Green Eileen team on Earth Day at the Green Eileen shop in Seattle. The store hosted a cocktail party and featured gently worn EILEEN FISHER clothing for sale overdyed with Botanical Colors dyes. Indigo, pomegranate and madder were just a few of the colors used. Check out the party pictures below!