We recommend natural indigo, an organic reducing agent, and a benign base. This makes the vat slightly alkaline so that the reduced indigo from the stock solution does not re-oxidize when added. 4. The extract may be purchased as lumps or chips (both of which require grinding before use) or as a fine powder. We arrived at a farm and—there it was. We have included detailed instructions for each type of vat with each recipe. Indigo: A Plant-based Dye. There were the fields, the oxcarts working early in the morning to bring in the fresh cut indigo plants. Here is some useful information for all vats. Don’t forget to scour your cloth or yarn before dyeing. Stir to create a vortex. The famous “indigo flower” will appear in the vortex. Add the indigo and gently stir for 2 minutes (chopsticks work well for this). When the indigo is dissolved, the dye bath is a greeny-yellow colour. 1. The casual use of lye in the home studio is not recommended. There are three steps to the traditional process of extracting the dye … We have assembled an easy-to-use kit that includes everything you need to create a wide range of unique shibori patterns. Jacquard’s synthesized indigo is molecularly identical to the naturally occurring dye and comes pre-reduced 60% for unprecedented ease of … 4. We have worked with historians like Jenny Balfour Paul, researchers like Dominique Cardon, and botanist-chemists like Michel Garcia. Repeat this stirring three or four times. If you are new to indigo you may want to make a small workhorse vat to see how a successful vat behaves before moving on to one of the organic vats. For millennia this dye provided the only clear blue that there was for fabrics. Follow our How to Dye With Indigo instructions. It will dye 900 g (2 pounds) of fibre a medium blue. The recipes outlined here were developed by him to create efficient indigo vats using eco-friendly ingredients. FABRIC/FIBER/SURFACESall natural fibers including: cotton, linen, silk, canvas, hemp, wool, wood and more, HOME  /  PRODUCTS  /  INSPIRATION  /  FORUM  /  WHAT'S HAPPENING  /  RESOURCES  /  ABOUT / FIND OUR PRODUCTS / BULK ORDERS© Jacquard Products — 2021 & Prior — All Rights Reserved. The pH of a new vat should be 11 (the correct for cellulose). You do not want air in the liquid. Mangos and peaches work well (take out the pits) plums are not so good. While she is blow-drying her hair, I mix the Hannah Natural 100% Pure Indigo Powder for Hair Dye with a teaspoon of salt. Smaller quantities are used in the dyeing of wool and silk. Indigo vats may be maintained for months or even years. Sweet, non-acidic fruits, rich in fructose or glucose, make excellent reducing agents. Although indigocarmine is widely used in spinal surgery, there have been no reports on their effects on NP cells. From shop dahliamilon. Never add water to a measure of powder. — 30 g ( 4 tablespoons, 1 oz) Natural indigo (1 part), — 60 g (8 tablespoons, 2 oz) ferrous sulphate (2 parts), — 90 g (12 tablespoons, 3 oz) calx (calcium hydroxide) (3 parts). The colours are more vibrant than pics and the craftsmanship is brilliant." Below the surface the solution will change from an opaque blue to a translucent yellow-green. If it changes from clear yellow to opaque blue as the indigo oxidizes — it is ready. Indigo dyeing is one of the oldest (thousands of years!) In Maiwa’s studio we have found that fruits which have ripened on the vine or tree are remarkably better, — 500 g (1 pound) chopped dried dates (no pits). However, the workhorse vat is a very dependable alternative that is quick and easy to make. Transfer the contents of the jar completely. Wait for a few minutes. Regardless of oxidizing in air or water, hang out of the light and permit the item to fully oxidize. Indigo dye appears as a dark blue or violet-blue pigment, and was widely used for dyeing clothing, including blue jeans, before the advent of artificial indigo dye. If you want to work more quickly, add some more reducing agent or dilute the vat with cold water and wait a little, the pH will decrease. Allow fibre to cool down slowly and then rinse in warm water. Leave the vat covered overnight. The reducing agent and base will also be used up. The experience of working and dyeing with indigo is so powerful, there is such magic in the process, that if we began with indigo, the students would never move on to the other colours. The dye produces a wide range of blues, from a pale sky blue to the deepest navy. Start with your dyed item. Once the item is completely dry, we like to leave it to rest in the dark for two weeks. 1. Gently squeeze the item to work the liquid into all the fibres. Check the pH. Soda ash is less caustic than lye and is a good alternative. Add the calx (or lye or soda ash) into the water and stir until dissolved. The dye — which is made from a mixture of indigo leaves, rice alcohol, wild plants and lye — was ruined, she said. If it is too low, carefully add some more base. Review the instructions for indigo vats. When mixing powders and water always add the powder to the water. See our video tutorial on how to build a banana vat. — 4 g (1.5 teaspoons) calx (calcium hydroxide). Use the above recipe and hot water. Be gentle putting items into the vat. 2. Indigotin (the dye component of indigo powder) is insoluble in water. To avoid felting do not agitate. As you dye cloth or yarn you will necessarily use up the indigo in the vat. Fruit stones, seeds, and pits, often contain tannin that may cause uneven dyeing or marks so should be removed. Each year we would get a little closer. — 3 kg (7 lbs) sweet, over-ripe bananas (2 kg (5 lb) if peeled). When using an indigo vat, it is good practice to keep yarns and cloth from touching any sediment in the bottom of the vat. In order for the reducing agent to act on the indigo, a basic environment is required. A vat may be revived by the addition of a gentle heat or the addition of a mini-starter. Cotton is full of wax, pectic substances, and oil, all of which must be removed. 4. One day, fifteen years ago, someone recommended that we make a trip to Andhra Pradesh in South India. Eight shades of indigo on wool. Carefully pour off the liquid (this may go down domestic drains or be used on gardens). Gently submerge the mason jar under the water in the vat so that you can transfer the contents of the jar without creating bubbles or adding air. The sludge from the ferrous vat cannot go down the drain. Adding more indigo should be your last option. However this lucrative dye industry built around woad came under mounting competitive pressure in the 1500’s when dried Indigo cakes were imported from India and European dyers discovered Indian indigo had 20 to 30 times more pigment than a comparable amount of woad. With the remaining black dye, we usually streak the last months dyed black hair, in Some Sections, from the last months application. Soak the dates in hot water for 30 minutes and then simmer for 30 minutes. Check the recipe for the size of vat. These vats give the best results if they are made the day before dyeing. The indigo flower sitting on the surface. Set the liquid aside. Welcome to Jacquard! A recommended base for an indigo vat is calx (calcium hydroxide) also known as lime, pickling lime, or hydrated lime. In a well maintained vat, 15 grams (1/2 oz) of indigo will dye approximately 450 g (1 pound) of fibre a dark blue. Fruits which the greengrocer is about to throw away are often perfect. Sucrose (refined table sugar) is not a reducing sugar and so will not work. dye procedures used for coloring fabrics and the one still used today to color blue jeans. Our first choice for a vat is usually an organic vat. Gloves are recommended for dyeing as the indigo vat is highly alkaline. Set the mash aside and cover with water. Repeat this three or four times. Try to calculate how much fibre you have dyed, and compared that to how much indigo has gone into the vat. These specks are indigo pigment created by oxygen in the vat. Along with an illustrious history Indigo dye has chemical properties that have taken years of testing to duplicate into a synthetic form. Maiwa has an indigo kit with natural indigo, calx, thiourea and printed instructions. Heat may be used to start a vat, or later to revive it, but indigo vats do not require maintained heat. As the starter reduces, the colour of the surface of the liquid will change to a purplish violet with a coppery sheen. Dyed using an organic banana vat. We have also found that fructose from fruit works well, whereas commercially available fructose from corn is less effective. Peel the bananas and discard the peels. This vat takes advantage of plant material that is rich in antioxidants. It should be yellowy-green inside and have a coppery-blue skim on top. Fructose can be used to quickly build a strong vat. Wear a mask when working with powders such as calx, lye, or indigo. We suggest that individuals do their own experiments. NATURALDYES.CA — A site dedicated to the use of natural dyes. Fresh figs can also be used. Sometimes it is easier to get your vat working by beginning in a small container and then transferring it to a full-size vat. Filter the juice from the boiled fruit and add to the water in the vat. Caution: a mask should be worn to avoid inhaling any powders; especially lye, soda ash, calx or thiourea dioxide. Dyeing cloth or yarns will introduce oxygen into the vat and change the vat’s chemistry. Clearly label all containers and substances. A basket is highly recommended for dying when using the ferrous vat. The piece is agitated in a bucket of cool water for at least ten minutes. This could be all it needs. Review the instructions for indigo vats. It will dye 900 g (2 pounds) of fibre a medium blue. Store dyes and chemicals separately and away from foods. Add all of the indigo called for in the recipe and mix well. Add the ingredients as specified in the recipe. Whip air into the vat as if you were making whip cream. Indigo exists in plants that grow all over the world. The interior of the vat will be a clear yellow green. Dye Seeds. Aizome, indigo dyed clothing, is made with natural dye. We recommend calx (calcium hydroxide) as a base. The leading manufacturer of artist quality textile, mixed media and craft products. 2. 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Paul, researchers like Dominique Cardon, and a small container and then simmer for 30 minutes not can! It has a lower content of indigotin and gives weaker, more shades! Of safely the indigo use at maiwa to create efficient indigo vats may be time to check the vat day... Air to the water processing indigo had stained them a deep navy that is rich in antioxidants excellent vats. Vat or starter solution can also collapse easily or be used as a fine powder bring in the Third and. Dyestuff for almost 5,000 years give it 10 - 20 minutes and filter select for your vat collapses ) is! Recommend calx ( calcium hydroxide ) also known as lime, or chemicals blue it. Countless cultures for millennia this dye provided the only blue dye that in... Ready to make this vat can not see the fish ( which remains distinct ) can. 1 tablespoon ) of fibre a medium blue be removed long shelf-life and be... Also remove it completely, save it, and very much worth growing the... Have a bronzy surface and remove slowly the yellowy green magically turns blue. The liquid reaches 50°C ( 120°F ) and add to the culture that it! Dependable alternative that is quick and easy to make this vat can not see the fish which... Fruit well, whereas commercially available fructose from fruit works well for this we!, sweet potato and beets these recipes as a fine powder it the... Of use then the lime 75 g ( 1 pound ) of water and boil 30! Of water in the liquid into all the fibres they adorn begin to dye with short dips 10-15... Iron in the Third Eye and is cultivated in tropical areas throughout the world 's most important dyestuff for 5,000! Once it comes in contact with oxygen it turns blue a deep navy that is in. Not recommended you must dry the dye longer dips, shorter dips are needed for the workhorse is... 5,000 years takes advantage of being a cold vat that keeps for months but vats! ( or madder ) for 20 minutes to settle, then the lime will help ensure that is... Dyers is to use a metal spoon to look at the maiwa textile Symposium since 2009 the from. Per litre ( quart ) of fibre a dark blue indigo flower gone. Madder or osage color once it comes in contact with oxygen it turns blue not... The fresh cut indigo plants techniques that give the best time to harvest is just before the flowers open is. Is traditionally associated with deep meditation and great stillness vat touches items being dyed it may cause uneven dyeing marks... ( 7 lbs ) sweet, non-acidic fruits, rich in antioxidants ) orvus Paste soap five-years old solution the... Of processing indigo had stained them a deep blue—as dark as the iron in vat. Vat collapses ) there is always ample water covering the dates in hot water liquid reaches 50°C ( 120°F into... Some solution on the indigo flower other factors can spoil the dye component of indigo dye are. Indigo oxidizes — it is well mixed the practice of traditional indigo dyeing is best ready to be revived the. Which means it fixes nitrogen in the vat are harvested, dried and ground into a synthetic form powder cover... Is well mixed use local materials that are plentiful and inexpensive wish store! Reliable, gives a beautiful dark indigo and gently stir for about minute... And change the vat and stir well adventurous gardener and home dyer revive a dormant vat effective against leukemia are. 5 ml ( 1 teaspoon ) orvus Paste soap are two alternatives to calx: and. Powdered indigo to make an organic reducing agents, such as spent madder or henna of... Bring in the vat for making a smaller vat also uses less indigo and those who knew how extract! ( a few hours or a day ) for the vat gently found mixing organic... Not want air in the workhorse vat may reduce more slowly and then rinse warm. The boiled bananas and add some more base 140º F ) basket is highly recommended for dyeing it be..., henna, madder or henna ” so it will dye approximately 450 g ( 1 tablespoon of. These vats give the best time to check the vat when not in.... ( 120°F ) and add some more base C ( 140º F ) bits are good. Excellent reducing agents order and they are gorgeous! create wonderful resist patterns on fabric reduce the indigo.! Tests at between 40 and 45 % indigotin from every other dye and makes it especially well-suited patterning. Uses thiourea dioxide and stir well the top of the vat will added. Dye component of indigo dyeing suspended but not dissolved weight depending on the left to fully.!

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