aluminum acetate Archives - Botanical Colors

MORDANT MONDAY: Will Mordant Affect Indigo Dyeing?

We get mordant questions all the time at Botanical Colors so why not create Mordant Monday??? Got mordanting questions? Email [email protected] YOU ASKED: I use aluminum triformate as my mordant for cellulose and silk. I am planning to dye linen with weld and was told that I didn’t need to use a tannin before dyeing if using potassium triformate.If I do need to use a tannin and have already mordanted the linen, do I go back and use tannin and remordant? KATHY ANSWERED: I have concentrated on using a tannin pretreat with aluminum sulfate and haven’t done so as frequently … Read more

MORDANT MONDAY: Exhausted Mordant Baths + Sumac Tannin

We get mordant questions all the time at Botanical Colors so why not create Mordant Monday??? Got mordanting questions? Email [email protected] YOU ASKED: After watching your video about aluminum triformate I decided to order it and started using it. I work with large quantities and large pieces, so I prepared a bucket with 50 liters of water and 500 grams of aluminum triformate. I used it to mordant approximately 5 kg of yarn/pieces. The water was white at the beginning, I suppose because I just mixed the powder, but after the first load, it was just like regular water. I … Read more

MORDANT MONDAY: Fixatives & Funky Water

We get mordant questions all the time at Botanical Colors so why not create Mordant Monday??? Got mordanting questions? Email [email protected] YOU ASKED: I used your cold water Aluminum Triformate mordant. I dissolved it in cold water and poured it into the cold water tub. It was really cloudy when I added the fabric. Now the mordant has settled on the bottom of the pot. Is that right? If not, is there a way to rectify it. KATHY ANSWERED: If there are a few grains of mordant at the bottom, it’s not a problem. If there’s a layer of mordant, … Read more

MORDANT MONDAY: Mordanting Cotton & Freezing Clothes

We get mordant questions all the time at Botanical Colors so why not create Mordant Monday??? Got mordanting questions? Email [email protected] What is Mordanting? Mordanting is the most important process of preparing fibers to accept color. Using a mordant helps to ensure the most durable and long-lasting colors. With the exception of indigo (as a vat dye, it does not require a mordant), this is not an optional step. However, there are many different mordants you can use. Deciding which mordant to use comes down to the types of fibers you want to dye and how much time or energy … Read more

RECIPE: A Coral Natural Dye Recipe To Sing You Into Spring

This is a Botanical Colors coral natural dye recipe for a classic, madder color in a soft salmon hue guaranteed to sing you into spring. Dyer’s notes: You can use the same coral natural dye recipe for animal or plant fibers. We recommend mordanting to achieve the best results. Your mordant options are aluminum potassium sulfate (for animal fibers), or aluminum acetate or symplocos (for plant fibers). Symplocos is an alum bioaccumulator from dried leaves and we’ve used it successfully on both animal and plant fibers. In its native Indonesia, it’s used mostly on plant fibers. Step 1 – Weigh … Read more

FEEDBACK FRIDAY: This Week in Natural Dye Questions

This week: Water-saving tips when mordanting and scouring

A hand putting a thermometer into a dyebath of purple liquid, full of yarn

FEEDBACK FRIDAY: This Week in Natural Dye Questions

This week: How to avoid fire spots when natural dyeing.

FEEDBACK FRIDAY: This Week in Natural Dye Questions

[vc_row][vc_column][vc_column_text]This week: Muting oranges and reds from eco-printing and using three types of logwood for different impacts.

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: Is there any way to remove iron from fabric to brighten it up? Iron is a reliably “permanent” mordant, which is why it is used to enhance light and “washfastness” with dyes that are weak in these categories. I have not seen a reversible method for removing iron. I keep getting mixed answers from people about dyeing … 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