How to knit with tweed yarn: tips, techniques, and project ideas
Tweed yarn has a reputation in some knitting circles for being old-fashioned — a workhorse material for traditional garments rather than something modern or exciting. This reputation is completely undeserved, and anyone who has knitted with a quality tweed like Rowan Felted Tweed knows it. Tweed yarn brings something to knitting that no other yarn type replicates: a depth, complexity, and warmth of colour that comes from the tweeded construction itself, and a behaviour on the needles and in the finished fabric that rewards almost any technique you apply to it.
This guide covers everything you need to know to get the most from tweed yarn — how it handles, the techniques it suits best, the practical things to know about swatching, blocking, and washing, and some starting points for projects that show the yarn at its best.
What makes tweed yarn different to work with
Before getting into technique, it is worth understanding what makes tweed yarn physically different from smooth, plied yarns — because those differences affect how you work with it.
Tweed yarn is made with fibres that have been slightly matted or felted together during production, with flecks of contrasting colour incorporated into the mix. This gives the yarn a textured, slightly irregular surface rather than the smooth, uniform appearance of a standard plied yarn. In Rowan Felted Tweed specifically — which is 50% merino, 25% alpaca, and 25% viscose — the light pre-felting process creates a characteristic softly-focused quality, and the alpaca content adds a gentle halo that enhances the tweeded effect.
The practical consequence of this construction is that tweed yarn grips itself and grips the needles slightly more than a smooth yarn. This can feel different if you are used to slippery yarns — the fabric tends to stay where you put it rather than sliding around, which most knitters find helpful for maintaining even tension. It also means that any mistakes made in the fabric are slightly harder to pull back than with smooth yarn, because the fibres cling together a little. The habit of checking your work regularly, and catching errors early, is particularly worth developing when knitting with tweed.
The other characteristic worth knowing is that tweed yarn — Felted Tweed included — does not like excessive agitation and heat. The pre-felting process means the fibres can felt further if treated harshly, which would permanently and irreversibly tighten and thicken the fabric. More on care and washing later.
Swatching with tweed yarn
Swatching is important for any yarn but particularly so for tweed. The tweeded construction and the specific fibre blend of Rowan Felted Tweed mean that it knits to a slightly different tension from what a smooth DK yarn might, and it responds very noticeably to blocking. A swatch knitted, washed, blocked, and dried before you begin your project gives you accurate tension information and also shows you exactly how the yarn will behave in the finished fabric — including how the colours look once the stitches have settled and the yarn has bloomed.
Always block your swatch. With Felted Tweed in particular, the combination of merino, alpaca, and viscose means the fabric opens up visibly when wet-blocked, and the finished tension after blocking can be noticeably different from the unblocked tension. A swatch that has not been blocked will give you inaccurate information for garments.
Rowan Felted Tweed knits to 22–24 stitches and 30–32 rows to 10cm on 3.75mm to 4mm needles in stocking stitch. If your tension is tighter than this, go up a needle size. If it is looser, go down a size. The goal is fabric with the right drape and density for the project — not too stiff, not too loose.
Stranded colourwork with tweed yarn
Stranded colourwork — Fair Isle and similar techniques — is where Rowan Felted Tweed truly comes into its own, and it is worth covering this technique in some detail because there are a few specific things to know about working colourwork in tweed.
Why tweed excels for colourwork. The tweeded construction gives each colour a subtle, complex quality — the colours are not flat and uniform but have a visual depth that comes from the slight variation in the fibres themselves. When two tweeded colours are worked in stranded patterns alongside each other, they interact and harmonise in a way that smooth, single-tone yarns do not. This is why Kaffe Fassett, whose colourwork designs are among the most celebrated in knitting, has worked with Felted Tweed for decades — the yarn is uniquely suited to his layered, painterly approach to colour.
Managing floats. In stranded colourwork, the yarn not currently being worked is carried across the back of the work, creating horizontal strands called floats. The most important thing to get right is float tension — if floats are too tight, they will draw the fabric in, creating puckering that distorts the pattern and restricts the stretch of the garment. If they are too loose, the back of the work will be messy and the fabric will lack structure.
The key technique is to spread your stitches along the right needle each time you change colour, so the float has to span the full width of the stitches it crosses rather than a compressed bunch of them. This ensures the float is long enough to allow the fabric to stretch naturally. Most knitters find that going up one needle size for colourwork sections compared to their stocking stitch needle helps maintain gauge without the colourwork pulling in.
Colour dominance. When working with two colours simultaneously, one will naturally float below the other as you hold them. The colour that floats below will appear slightly larger and more prominent in the finished fabric — this is called the dominant colour. Consistency matters here: whichever colour you assign as dominant, keep it in that position throughout the project. If the pattern colour is meant to pop against the background, make it the dominant (lower) colour throughout. Switching which colour is held where mid-project creates an uneven result.
Working in the round. Most stranded colourwork patterns are designed to be worked in the round rather than flat. This is because in the round you always see the right side of the work, which makes reading charts much more intuitive. It also eliminates purl rows, which many knitters find harder to tension evenly in colourwork. If you are new to stranded knitting, starting with a project worked in the round — a hat or cowl — is strongly recommended over attempting a flat piece.
Simple textures and stitch patterns
Not all tweed knitting is colourwork, and the tweeded surface of Felted Tweed adds interest and character to the simplest stitch patterns in a way that smooth yarn does not.
Garter stitch — knitting every row — is particularly beautiful in tweed. The ridged texture of garter stitch and the irregular surface of the tweeded yarn complement each other, producing a fabric with real visual depth and physical warmth. Garter stitch garments knitted in Felted Tweed have a handmade, craft quality that is deeply appealing, and the technique is accessible to knitters at every level.
Moss stitch and seed stitch work similarly well — the alternating knit and purl stitches create a nubbled, textured surface that the tweeded yarn enhances. For scarves, cushion covers, and simple accessories, moss stitch in Felted Tweed produces a fabric that looks considerably more complex than the technique actually is.
Cables knitted in tweed yarn take on a particular character — the softly-focused surface of the yarn gives cable patterns a slightly rustic, organic quality compared to the crisp definition of cables in smooth yarn. This is not a limitation but a characteristic, and many knitters find cables in tweed yarn more appealing than the same patterns in smooth worsted.
Lace — perhaps surprisingly — works beautifully with Felted Tweed, specifically because of the viscose content which allows the fabric to block open so effectively. Lace shawls and wraps knitted in Felted Tweed have a lightness and drape in the blocked fabric that the raw knitted piece rarely suggests.
Blocking tweed yarn
Blocking is the process of wetting the finished knitted piece and pinning it to shape while it dries, and with Felted Tweed it is not optional — it is essential. The difference between an unblocked and a blocked Felted Tweed fabric is dramatic. Unblocked, the stitches are slightly compressed and uneven. Blocked, the stitches open up, the fabric smooths and drapes, lace patterns become legible, and colourwork patterns sharpen and settle.
To wet block Felted Tweed, soak the finished piece in cool water with a small amount of wool wash for fifteen to twenty minutes, allowing the fibres to become fully saturated. Do not agitate — simply press the piece under the water gently. Lift it carefully from the water supporting the full weight of the piece (wet knitting is heavy and can stretch if lifted from one end), and press gently in a clean towel to remove excess water without wringing or twisting.
Lay the piece on a blocking mat or clean carpet covered with a towel, and pin it to the finished measurements specified in the pattern, easing the fabric gently into shape. For lace, this means stretching the fabric open to allow the pattern to become visible. For garments, it means matching the dimensions in the pattern schematic as closely as possible. Use rust-proof pins.
Allow to dry completely — typically twelve to twenty-four hours depending on the thickness of the fabric and the ambient temperature — before unpinning. The blocked shape will be retained as the fibres dry and set.
Washing finished garments
Because Rowan Felted Tweed is pre-felted and contains wool and alpaca, it requires careful washing. The risk is further felting — a process that is irreversible.
Handwashing in cool water with a gentle wool wash, using minimal agitation, is the safest approach. Submerge, gently squeeze through the water, rinse carefully, and press out excess water without wringing. Lay flat to dry on a clean towel, reshaping to the correct measurements while still damp.
If machine washing is preferred, a gentle wool cycle at 30°C with the minimum spin speed available is generally safe, though testing on a swatch first is always wise. Never tumble dry.
Project ideas to start with
For knitters new to Felted Tweed or to tweed yarn generally, a few starting points worth considering.
A simple hat in a single colour showcases the tweeded texture without any additional complexity and produces a beautiful result with relatively little effort. Two or three balls of Felted Tweed in complementary Kaffe Fassett colourways make a striking striped hat or cowl with minimal technique beyond basic knitting.
For a first colourwork project, a pair of mittens or fingerless gloves worked in the round with a simple two-colour geometric motif is an ideal introduction to stranded knitting. The small scale keeps the project manageable, and the round construction means you always see the right side of the work.
For a more ambitious project, a simple yoke jumper with a stranded colourwork yoke — a classic Scandinavian-influenced construction where the colourwork is concentrated in the upper body and sleeves — is one of the most rewarding uses of Felted Tweed and its Kaffe Fassett palette.
Frequently asked questions about knitting with tweed yarn
Is tweed yarn harder to knit with than smooth yarn? Not harder, but different. The slightly textured surface means it grips the needles and itself a little more than smooth yarn, which can feel unfamiliar at first. Most knitters adapt quickly and find the grip helpful for maintaining even tension. It is slightly less forgiving of ripping back than smooth yarn, so checking work regularly is a good habit.
Can I substitute another yarn for Rowan Felted Tweed in a pattern? Yes, but carefully. The specific combination of merino, alpaca, and viscose gives Felted Tweed its particular drape, halo, and blocking response, and a straight swap to another DK yarn may produce a noticeably different result in the finished fabric. If substituting, look for a yarn with a similar fibre content and swatch thoroughly before committing to the project.
Why does my colourwork pucker? Almost always because the floats are too tight. Spread the stitches on your needle each time you change colour, and consider going up one needle size for colourwork sections compared to your stocking stitch tension.
How many balls do I need for a typical project? Each ball of Rowan Felted Tweed is 50g and 175m. A standard adult jumper typically uses 10–14 balls, a shawl 4–6 balls, a hat 1–2 balls, and a pair of mittens 1–2 balls. Always buy sufficient yarn from the same dye lot to complete the project.
What needle type works best with Felted Tweed? Most knitters find wooden or bamboo needles comfortable with tweed yarn — the slight grip of natural materials complements the yarn's own slight grip and gives a consistent, controlled feel. Metal needles work perfectly well too and are slightly faster. Avoid very smooth, very fast needle tips if you find the yarn slipping off the needle.
Shop Rowan Felted Tweed at Craft and Canvas
We stock Rowan Felted Tweed in seventeen Kaffe Fassett colourways at £10.50 per 50g ball at Craft and Canvas in Hebden Bridge and online at craftandcanvas.co.uk. If you would like advice on which colourways work well together for colourwork or stripes, come in and speak to us.
Craft and Canvas | 3 Carlton Street, Hebden Bridge, HX7 8ER | craftandcanvas.co.uk