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Tannin Rainbow Online workshop with Kathy Hattori

Tannin Rainbow Online workshop with Kathy Hattori Online workshop held on Saturday January 18, 2025 10AM-1PM Pacific The workshop will be recorded and available for 120 days after purchase. Learn how to create striking color gradations using our pre-mordanted cotton fabric fat quarters, natural dyes, indigo and a few surprises. Tannins are a bitter and astringent compound found so abundantly in many plants. In food, they serve as the slight pucker in black coffee and tea, and the “oaky” flavor in aged wines. Tannins are used in medicine and for leather tanning. For us, they are the natural dyer’s not-so-secret-weapon … Read more

Tannin and alum mordanted fat quarter blanks

Tannin and alum mordanted fat quarter blanks. Continuing our mordanted materials offerings, we are pleased to offer a fat quarter 4-pack, to inspire you to create incredible color combinations using pre-mordanted, organic cotton fabric. Each bundle includes 4 fat quarters, mordanted with gallo-tannin, sumac, cutch and quebracho and aluminum sulfate. This creates four different color bases for color explorations, and if you follow our simple instructions for creating color gradations, you can basically take your color ideas in all sorts of fun directions. This morning, I cut up the fat quarters into 4 pieces, labeled them, and then overdyed everything … Read more

Second Series – Naturally Dyed Cotton Fat Quarters

We are pleased to offer a second series of naturally dyed cotton fat quarters from a project we overdyed to make a number of gorgeous colors. This new drop is 100% cotton muslin. All the fabrics are scoured, mordanted and dyed with different natural dye colors. We made a number of natural dye gradations and overdyed some of them with indigo. The result is a beautiful array of distinctive colors perfect for stitching, piecework and patchwork. Each bundle includes 4 fat quarters. Each fat quarter is a generous size: approximately 21×33 inches – overall, these are easily 20% larger than … Read more

Jogakbo Workshop with Youngmin Lee

Jogakbo Workshop with Youngmin Lee We are so excited to host the renowned Korean Textile Artist Youngmin Lee May 1st – 4th, 2025 (Thursday-Sunday) 10AM to 4PM Botanical Colors 503 S Michigan St, Ste B Seattle WA 98108 Bojagi are traditional Korean wrapping cloths. They were used to wrap, cover, carry, or store objects in daily life, on special occasions, and in religious rituals. Koreans believe that bojagi can not only wrap an object but can also enclose bok (福, 복, good fortune or happiness). The act of making bojagi also carries wishes for the well-being and happiness of … Read more

Madder Extract

Madder (Rubia cordifolia) is one of the oldest and most frequently used traditional dyestuffs known to man. It has extensive history in Turkey, India and Iran. There, it is still being used for dyeing knotted and woven carpets. The secret for Turkey red, a deep rich red color, was guarded for centuries throughout Central Asia. In addition, it involved more than twenty steps to create this prized shade. Our madder extract will produce pale pink and peach shades all the way through a deep, wine-colored red. Madder extract dyes to its deepest colors with an alum mordant and the addition … Read more

Aquarelle Madder Liquid

Historically, madder is one of the oldest natural dyes. People grew madder since 1500 BC in Central Asia and the Middle East. The red color comes from the root of the plant. The plants are usually harvested after 2 to 3 years growth. Aquarelle madder liquid is an easy to use liquid natural dye that creates a rich clear red on natural fibers. 50 grams of liquid dye will dye approximately 500 grams (1.1 lbs) of fiber a red shade. For details on how to dye with liquid madder, please visit our page on liquid dyes. Each Aquarelle liquid natural … Read more

Ground Madder Root

We carry ground madder (Rubia cordifolia), that looks and smells amazing. Quality ground roots make dyeing with this ancient dye easy. You do not need to chop up the soaked roots. To use, just soak and proceed to dyeing. Our ground madder yields a beautiful deep yellow-based red. We like to soak the roots, add fiber and simmer at low temperatures to develop the deep rich color. A small amount of citric acid and calcium carbonate allow you to get the richest shades from our madder roots. 100g of ground madder root will dye 100g (3.5 ounces) of fiber to … Read more

Online workshop: Shibori Burst Eco-Print with Kristin Field

Shibori Burst Eco-Print with Kristin Field We first introduced you to Kristin Field of Field & Gardner and her incredible work through our social media series Takeover Tuesday. You loved her intricate Eco-printed Shibori circles so much that we decided to offer a workshop with her this fall! Join us for an online workshop where you can watch her demonstrate the techniques that she uses to create unique and beautiful eco-printed shibori. Join Kristin for a one-day online workshop where you will learn to design, stitch, cap, indigo dye, and eco-print with pressed coreopsis flowers to create unique shibori burst … Read more

Recording: Foundation Course in Natural Dyes With Kathy Hattori

Recording: Foundation Course in Natural Dyes with Kathy Hattori Download link is added to your Botanical Colors account dashboard upon purchase. Please check under Downloads on your dashboard for access. If any questions, please email [email protected] We invite you to join us for one of our most exciting classes: A Foundation Course in Natural Dyes. One of the greatest pleasures in exploring natural dyes are the endless possibilities of creating color with plants and flowers. If you’ve been bitten by the natural dye bug, natural dyes will just become a lifetime of learning for you. But first, you need a … Read more

Calcium Carbonate

Calcium carbonate is also referred to as chalk. This dense, white powdery mineral is a common addition to the madder dye bath to deepen shades and is one of the principle minerals that create hard water. It may also be used with weld extract to bring out the bright, rich yellow shades. It is also used as a post-bath for mordanting cellulose fibers with aluminum acetate.