Fractal scarf

I’ve woven something amazing, and I can hardly believe I really did it: a scarf made from my own hand spun fractal yarn!

The yarn

I recently wrote about spinning for weaving, and revealed a glimpse of the yarn I’ve been working on: a fractal spin using a commercially prepared Merino top.

This roving is Nube from malabrigo in the Persia colour way (moody blues, teals, greys and black).

So fractal: what’s that? It’s a way to mix colours in a 2-ply yarn so that one ply has fast colour repeats, and the other has slow.

The resulting yarn sometimes shows a solid block of one colour (when the repeats match up) and more often shows a barber pole mix of colours.

This is a close-up of my finished yarn, showing colour mixes of blues, greys and browns that were present in the original dyed top.

But hey, I’m skipping rather ahead here! How does it work?

First, I separated the dyed top into two pieces, lengthwise. These two rovings are still fairly thick, and have the same sequence of colour repeats as the original.

If I were to spin each of these into singles, then ply them together, I’d get a solid-colour yarn that changes colour periodically.

Instead, I set one of the rovings aside, and split the other one in two pieces again to make two thinner rovings. Each of these I split in two, one final time.

Now I had one thick roving, and four identical thin rovings, each of which had the same colour repeat as the original.

This is why the technique is called “fractal”: because splitting in half each time is a repeating pattern, just like a river forking into streams, or a tree branching from the trunk to the twigs.

When you spin the thick roving onto a bobbin, you get a singles yarn with long colour repeats.

When you spin each thin roving, you get short colour repeats. I spun these sequentially onto a second bobbin, always starting with the same blue end each time. This bobbin has four times as many colour repeats as the first bobbin.

When you ply the two singles yarns together, the short and long colour repeats overlap in interesting (and delightful) ways.

I ended up with two skeins of yarn, each weighing about 50 grams and measuring just over 200 metres long.

One skein seemed to be more blue, the other looked a little more grey.

Scrummy!

Having set the yarn (by soaking it and then snapping it a few times whilst damp), I was then faced with the puzzle of how to weave with it.

Could it be warp?

I performed two tests on my yarn:

  • Strength: I took 15 cm of yarn between two hands and pulled firmly to see if it would break under tension. My yarn didn’t come apart at all, which was a success. If the yarn breaks with a “snap” then this is also a success. If the yarn breaks by gently separating the fibres or sliding apart, this would be a definite no for use as warp.
  • Abrasion: I scraped my fingernail repeatedly along the yarn, whilst holding it under mild tension. This was also a success because I didn’t see any pilling or fibres fluffing out of the yarn, and the yarn wasn’t damaged.

With both tests successful, I could use my yarn as warp: yay!

Preparing to weave

The most immediate concern when planning a weaving project is to decide how many ends per inch (epi) to use. This is dependant on both the warp yarn (my fractal), the chosen weft (yet to be determined), and the desired weave structure (plain weave).

I used a simple yarn gauge to make a best guess.

My gauge is a piece of wood with a one inch wide groove cut into it. I placed strands of my fractal yarn inside the groove.

Note that I didn’t stretch the yarn or add extra twist, I just laid them on top.

In between each strand of fractal yarn I laid a strand of potential weft (in this case, 2-ply wool from Bendigo Woollen Mills) to account for the over-under nature of plain weave.

I then counted the number of warp yarns inside the groove: eight, so my first sample would be at 8 epi.

The next step in planning a project is to decide how wide to make the piece, and therefore how many ends will be required.

At this point, a whole bunch of arithmetic comes into play, as well as some guesswork. I actually have an insanely complicated spreadsheet to help me with this. It takes into account:

  • Yarn shrinkage for weft and warp (hand woven items always shrink when they are first washed).
  • Estimated draw-in and take-up (extra width and length is needed for different weave structures).
  • How much loom loss I have (the same every time I weave because warp needs to pass through the heddles at the back and is used to tie on at the front).
  • Whether I want fringes or woven hems (I used the loom loss to make fringes).
  • How many metres (or inches) or yarn I can get from a single cone (or skein) of yarn (so I don’t run out)!

Long story short, for my warp I planned on 3.6 metres of length, using 104 ends.

To make it easy to wind a warp, I transferred each skein of fractal yarn back onto a bobbin.

I used a rather firm and even tension as I wound, so that they would reel off smoothly.

Winding the warp with two threads in my hand meant I could spread the colour difference on each skein across the width of the scarf.

(Bonus: it’s much faster to wind a warp with two threads in the hand, than one!)

In the end I was only able to get 100 warp ends from my fractal yarn (not bad from my guesstimations, huh?). I had a small amount from one bobbin left over at the end (maybe 4 metres?) and a small amount from the first bobbin that had a knot at the start. I will keep this yarn in case I need to repair the scarf down the track.

Weaving the scarf

My weaving plan included enough warp to make a sample or two before weaving the bulk as a scarf. I figured there was a strong chance I’d need to adjust the epi to get the right feel to the cloth after washing the sample.

I was nervous about adding too much tension to the warp, as I’ve never woven with hand spun in the warp and I wasn’t sure my if my yarn would fail, despite my testing for suitability.

The yarn itself was incredibly bouncy (I could stretch it a long way and it would spring back).

Under loom tension the sett look ridiculously open: each thread became narrow and the twist angle stretched out. There was a lot of space between each thread!

I’m thankful I put a lot of twist into the singles because the left selvedge yarn actually began to un-ply, but it held out until the end!

My first sample used three different wefts:

  • Navy blue (Bendigo 2 ply), beaten in firmly at 14 picks per inch (ppi),
  • Grey (Bendigo 2 ply) beaten at 8 ppi (balanced),
  • Dark brown (Merino / Possum blend) beaten at 8 ppi.

I washed the sample, and spent three minutes fulling the cloth (agitating with soap and hot water).

The yarn shrunk, bloomed, and relaxed into the space I had left on the loom. I think the feel of the sample at 8 epi was just right.

Nailed it!

I liked the look and feel of the dark brown weft the best, so I wove off the remainder of the warp (99 inches!) as a scarf.

I twisted the fringes, wet finished for two and a half minutes (I wanted a little less shrinkage than the sample), and once it was dry, gave it a press.

And here’s the finished scarf!


Now that it’s complete, I’m finding it hard to believe that I made it. It seems too good to be true!

The finished scarf is 9 ¼ inches wide, 90 inches long, and has 10 threads per inch in both warp and weft (balanced). The scarf has a luscious drape; it’s soft and squishy in the hand, and is light but very warm.

I am beyond delighted with my hand spun, hand woven scarf!

8 thoughts on “Fractal scarf

  1. Beautiful work! So inspiring! I started the JST school of weaving during the lockdown, too. Weaving with hand spun made an already immediately addictive new fascination even more amazingly satisfying. While watching season 1, I was inspired by Jane Stafford’s mohair blanket and was emboldened to use my first large-quantity (~1 lb) spinning project — a 2-ply of blue-green dyed blend of Lincoln and mohair — as warp and commercial mohair yarn from a church jumble sale as weft. Love! Simple but gorgeous and no breakage!! Success! I have since purchased many jst yarns, mostly subbing organic Venne cottolin for the 2/8 cotton. I have been cherry-picking projects, watching some intervening episodes, but you’re inspiring me to do more of them. It’s difficult not to deviate. I go off-piste frequently. Thank you for posting your projects and describing your homestead living 😃. We endeavor to grow more of our food but aren’t as far along as you quite 😉. You are inspiring and I love your optimism and positivity. Cheers!

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    1. Thank you so much!

      Being in Australia, we don’t get access to the same yarns that Jane has in the list, and it can be hard to source fine linen, coloured silks, and equivalent wool in the thicknesses needed. Most of our wool (that I’ve found so far) is super wash! I ended up taking up spinning partly to see if I could make wool that would be suitable, and also to feed the historical costuming hobby. 😉

      I also find myself jumping around a bit, following a weave structure down a rabbit hole. I keep coming back to seasons 1 – 4, though, to make sure I have prerequesites, and just for fun. Hope you enjoy your next weave!

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  2. Dear Jessica

    I am also a student of Jane Stafford and have a Louet Megardo and Jane.

    What sparked my interest was the post for the “Perugia towel” as coincidently I have been researching medieval textiles for table linens for a project that will lead to an exhibition next year.

    I was wondering if you would be interested in corresponding by email and perhaps the odd telephone call as a way of networking. I live in Tasmania and although the local guild is great because I work so I don’t get to the meetings very often. I really miss having local weaving companions, unless one is a weaver people wonder why you can get so excited about a new idea and weaving itself, as unlike the UK where I come from where weaving has a high profile and visibility, whereas here people do not have the opportunity to be exposed to it.

    Textiles have been part of my life from an early age. I also grow food so there are a number of areas of interest we share

    Helen

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    1. Hi Helen,

      Corresponding via email would be a lovely idea, thank you! I’ll send you a quick hello to the email address you used with your comment so that I can avoid posting my details on the open internet. 😉

      I would love to visit Tassie. That’s where I would have settled if we couldn’t find a place in the highlands!

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