dyeing with fermented lichen
Any persistent small black flecks will fly off when the fleece is spun. I've got a couple of jars of that sitting on top of our fridge right now. Lecanora tartarea, for instance, a true orchil lichen, in a successful experiment gave a delicate brown colour with a pinkish tinge after it had been fermented Lichen Dyes. Lichen required no mordant but were fermented with stale urine for several weeks over low heat. Dyeing with Lichen. Karen Casselman has written a good book about lichen dyeing, Lichen Dyes, the New Sourcebook. And, there's one lichen that even dyes pink, and then the color turns to blue as the yarn dries in … The lichens were fermented with fual (stale urine) for as long as three weeks over low heat. ... Fermented dyes can create redder tones by adding enough extra vinegar to make the dyebath acidic. Lichens are complicated. Dyeing time might be up to four hours, or even longer for deeper, more color-fast dyes. List of Native Irish and Scottish Dyes A pink, brown, or wine colored dye can be produced from a lichen known as British soldiers. A. Lorrai~ Smith 49 in ammonia for ten days and then boiled with alum. In Scottish dyeing, they often worked with lichen. The urine is aged to produce ammonia, which is then used to ferment lichen, indigo and woad to activate the dyestuff in those plants. Lichen is an indicator of clean air. They are both an algae and a fungus. In order to extract the dye, place the lichen in a glass jar and cover with ammonia. -- Article on Orchil Dye. Dyeing with Lichen Dyes Lichen dyes don't need a mordant to bind to the protein material (such as wool and silk) being dyed, but mordants can change the colors of some dyes. Lichen were gathered during the summer months and dried in the sun. This is a very distinctive lichen, unlike some of the others used for dyeing so it is impossible to mistake. She sourced Shetland wool from Breezy Manor Farms locally, and hand spun it into yarn. Although some sources recommend soaking this lichen in ammonia or using an alum mordant I have achieved good fast colours by simply simmering the wool with the lichen. Ammonia can be used for modern dyeing instead. After dying the yarn with the lichen dye, she is now hand knitting the wool into a sweater. Raw fleece does tend to get peppered with flecks of lichen which can be shaken off when the fleece is dry. They don’t grow where there is lots of air pollution or car exhaust. Pee also makes a great modifier in natural dyeing - in that the ammonia in urine changes the PH of the dye bath to change the colour of the plant dye. Kathy fermented the lichen in ammonia to bring out the color or boiled it in water to extract the dyes. ... because there is another type of lichen that, when fermented using a water and ammonia mixture, will make pink or purple dye!
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