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White powder on a white circular ceramic tray

New Cold Water Mordant: Aluminum Triformate

We are pleased to offer a new mordant made from mineral salts called aluminum triformate. Aluminum triformate is a room temperature mordant for all natural fibers including wool, silk, cotton, hemp and linen. It does work best on wool. It also works on a gpL (grams per Liter) calculation or a weight of fiber (WOF) percentage and we’ve used it successfully with both methods. Each of these methods have their advantages for the artisan dyer. If you want to dip a scarf or two in mordant and then move on to dyeing without a lot of calculating, then the … Read more

FEEDBACK FRIDAY: This Week in Natural Dye Questions

This week: Does hemp alter blue in an indigo vat, lurking sediment and is Tide more powerful than my scour can handle?

You Asked, Kathy Answered: Scaling Weld Flowers Vs. Extract

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 would like to dye some of the beautiful hemp I have from Botanical Colors in shades of green using weld and logwood. I see the only weld you are currently offering is in natural flower form and not an extract. That’s great, my extract has turned to rock, so flowers … Read more

Finimugu (Malian strip cloth)

Sold in one yard increments. The fabric is 4-6 inches wide. Many of you who have participated in Aboubakar’s workshops fell in love with Finimugu (Malian strip cloth). The traditional cotton strip cloth is 100% produced in Mali by a textile cooperative that Aboubakar has worked with for years. Watch a video to see how finimugu is made here. The women in the cooperative prepare the organically grown cotton. They remove the seeds and any vegetable matter, then spin the cotton fiber into fine yarn. The yarn is sent to men weavers who weave a narrow (4-6 inch) cotton fabric, … Read more

Mordant Monday: Tannins and Teal, Osage Edition

We have a new type of Mordant Monday for you today where we dive into the world of Tannins! We want to show you how to use our tannins to mordant, either in combination with aluminum sulfate, to get rich long lasting and substantive color, or to use as a base for color mixing. We will explore our tannins over the next few weeks. In the photo pictured above we dyed our hemp towel irregulars first in an Indigo Henna Vat. We then used a 15% WOF bath of our osage saw dust to get this beautiful hue. Osage orange … Read more

You Asked, Kathy Answered: Cellulose Scouring Options

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 recently discovered your product Cellulose Scour, and am wondering what the ingredients in it are? I also noticed you mention Synthropal on your How To Scour page re: cellulose. I’m wondering what your thoughts and feelings are on this product. It appears that the state of California claims it’s cancer … Read more

FEEDBACK FRIDAY: This Week in Natural Dye Questions

This week: Quebracho rojo gets the spotlight and microwaving wool?

Conjuring Color Blends With Kathy Hattori in New Hampshire!

Sign up for this class is on the Sanborn Mills Farm website. $700, Aug 21, 2024 – August 25, 2024 (9am – 5pm) Conjuring Color Blends With Kathy Hattori at Sanborn Mills Farm in New Hampshire is a course on how to blend colors using natural dyes in unexpected combinations to create beautiful results. The palette will be developed on natural fabrics including hemp, cotton, silk and wool, with an emphasis on cellulose fibers. We will work with natural dyes in raw, concentrated extract and liquid form, different mineral salts and indigo. Pre- and post-dips in iron, pH color changes … Read more

The Beginner Dye Kit: Liquid Logwood

25 grams of our liquid logwood will dye approximately 250 grams of fiber to a dark purple shade! Logwood by itself is not particularly lightfast, so keep from bright sunlight. Its lightfastness increases and the color darkens to a near black with added iron. In addition, if your water is neutral or acidic, a little soda ash in the dye bath will enrich the purple tone on wool and silk fibers. MATERIALS CLICK HERE for our post on setting up your dye studio. PROCEDURE WASH CARE It is always best to use pH neutral soaps for your natural dyes. This means ecological brands that … Read more

Field Flower Press by June & December

We are excited to present a new product line that is perfect for the gardener, journaler and flower-printer from June & December, a nature-inspired design studio based in Michigan. We know we have a lot of gardeners, bundle dyers and eco-printers in our community, so we wanted to equip you with beautiful and useful tools you need for this gardening season. For those of you who love to eco-print on fabric with flat, open flower blossoms and leaves, this kit is for you. June & December designed their Field Press to be light for travel and functional for use in … Read more