GUIDE · PROJECT YARN PICKS

Best yarn for crochet

Crochet is not knitting with a different tool. Every stitch wraps more yarn, the fabric comes out thicker and heavier, and the hook has to move through the yarn cleanly rather than simply hold it. That changes which yarns are genuinely pleasant to crochet with — and which ones split, snag, or hide your stitches until you cannot count them.

Short answer

For most crochet, choose a smooth, plied yarn in DK or worsted weight. Plied construction stops the hook splitting the strand, smooth yarn keeps stitches countable, and DK to worsted is the weight range almost every crochet pattern is written for.

Best weights: DK (3) and Worsted (4) for general crochet; Sport (2) for amigurumi detail; Bulky (5) for fast blankets and baskets.

Find a matching yarn →Check your gauge

What makes a yarn good for crochet

Four properties decide whether a yarn is a pleasure or a fight under a hook.

Plied, not single-spun

A plied yarn has twist holding it together, so the hook slides under a whole strand. Loosely spun singles split, and you end up with half the ply left behind on the previous row.

Smooth, not haloed

Crochet stitches are tall and structured; you need to see the V and the post to place the next stitch. Mohair, boucle and chenille bury both, which also makes frogging painful.

Solid or gently variegated colour

Dark and busy colourways hide stitch anatomy. A mid-tone solid is the fastest way to learn a new stitch pattern, and pooling reads more harshly in crochet than in knitting.

Fibre matched to the job

Cotton for structure and stitch definition, acrylic for washability and price, wool for warmth and blocking, blends when you want two of those at once.

Best yarn by crochet project

The right crochet yarn depends far more on what you are making than on personal preference. Each project type below has its own priorities — structure, softness, drape or durability.

Best yarn for crochet blankets

Best weights: Worsted (4), Aran (4), Bulky (5)

Top picks: Premium soft acrylic, acrylic/wool blends, cotton for summer throws

Blankets are the most common crochet project and the one where yarn cost and dye-lot availability matter most. A soft premium acrylic in worsted or aran weight washes hot, dries in a machine, comes in huge dye lots, and stays affordable across the 2,000+ yards a full throw can take.

Crochet blankets eat yarn: budget around 25% more than the equivalent knitted blanket for dense stitches, or roughly 10–15% more for granny squares and other open motifs. A 40 × 50 inch lap throw in worsted works out at about 1,600–2,200 yards in single or double crochet.

Crochet blanket yarn & yardage guide →

Best yarn for amigurumi

Best weights: Sport (2), DK (3)

Top picks: Cotton, milk cotton, cotton/acrylic blends

Amigurumi is crocheted at a deliberately tight gauge so stuffing cannot show through, which puts stitch definition above softness. Cotton and milk cotton give sharp, countable stitches, hold a firm fabric, and keep limbs from stretching out of shape.

Use a hook one or two sizes smaller than the ball band recommends. A palm-sized toy takes roughly 50–150 yards of DK; a large plush can take 400 yards or more per colour.

Full amigurumi yarn guide →

Best yarn for crochet garments

Best weights: Fingering (1), Sport (2), DK (3)

Top picks: Merino and wool blends, cotton/linen for summer tops

Crochet fabric is thicker and heavier than knitted fabric at the same gauge, so garments work best a weight lighter than you would knit them. A crochet cardigan in DK behaves roughly like a knitted worsted one, and fingering-weight crochet gives the drape most sweater patterns are after.

Choose plied, elastic yarns so shoulders and button bands hold their line, and hang your washed swatch overnight with a weight before committing — crochet garments grow lengthways under their own weight far more than knitted ones.

Cardigan yarn guide →

Best yarn for crochet accessories

Best weights: DK (3), Worsted (4), Bulky (5)

Top picks: Merino, alpaca blends, wool/nylon for hats and mitts

Hats, scarves, cowls and mitts are small enough to justify a nicer yarn. Soft wool and alpaca blends keep accessories warm without weight, and a little nylon adds the abrasion resistance that mitts and hat brims need.

Most accessories fit into one or two skeins: a worsted beanie takes about 150–220 yards, a pair of mitts 120–200 yards, and a generous scarf 400–700 yards. Bags and baskets are the exception — use cotton, jute or T-shirt yarn so they stand up on their own.

Scarf yarn guide →

Making something for a baby? The baby blanket yarn guide covers safe fibres, closed stitch patterns and yardage by size.

How much more yarn crochet uses

Plan yardage from the stitch, not from the knitted equivalent. These are the typical uplifts over knitting the same piece at the same finished size.

Extra yarn crochet stitches use compared with knitting
Stitch	Extra yarn vs knitting	Best for
Single crochet (UK double)	+25–30%	Amigurumi, baskets, firm fabric
Half double (UK half treble)	+20–25%	Blankets, hats, everyday fabric
Double crochet (UK treble)	+15–20%	Blankets, garments, faster projects
Granny squares / motifs	+10–15%	Blankets, cardigans, throws
Mesh and open lace	−10 to +5%	Summer tops, shawls, market bags

Not sure the terms match your pattern? Translate US and UK crochet terms before you start — a US double crochet is not a UK double crochet.

Matching hook size to yarn

Start with the hook on the ball band, then swatch — band recommendations assume knitting needles on many yarns.
Fabric stiff and stitch count too high? Go up a hook size. Floppy with visible gaps? Go down.
For amigurumi, deliberately drop one or two sizes below the band so stuffing cannot show.
For garments and shawls, go up a size for drape and use a taller stitch to keep the fabric light.
Work out the numbers with the gauge calculator, or check the yarn weight chart for standard hook ranges.

Yarns to avoid

Loosely spun singles — the hook splits them and stitches lose definition.
Mohair, boucle and faux fur — beautiful, but you cannot see or frog your stitches.
Very dark solids while learning a new stitch pattern.
Slippery pure silk or bamboo for structured pieces; the fabric grows and never recovers.
Chenille and velvet worked loosely — the pile worms out of the stitches within weeks.

FAQ

What is the best yarn for crochet?

For most crochet, a smooth, plied worsted or DK yarn is the easiest to work with: the stitches are easy to see, the hook glides without splitting the yarn, and the fabric holds its shape. Cotton suits amigurumi and homeware, acrylic and acrylic blends suit blankets, and wool or wool blends suit garments.

Does crochet use more yarn than knitting?

Yes. Dense crochet stitches such as single crochet use roughly 25–30% more yarn than knitting for the same area, because each stitch wraps more yarn around the hook. Taller stitches and open stitch patterns like granny squares or mesh narrow the gap to about 10–15%.

What yarn weight is best for beginners learning crochet?

Worsted (category 4) in a light, solid colour with a 5–6 mm hook. It is thick enough to see each stitch clearly, cheap and widely available, and the fabric grows fast enough to stay motivating.

Should I use cotton or acrylic for crochet?

Cotton gives crisp stitch definition, holds its shape, and is the standard for amigurumi, baskets, bags and dishcloths. Acrylic is lighter, warmer, cheaper and machine washable, which makes it the practical choice for blankets and everyday wearables.

Which yarns are hardest to crochet with?

Loosely spun singles and split-prone cottons snag on the hook, fluffy mohair and boucle hide your stitches so mistakes are hard to unpick, and slippery silk or bamboo makes it easy to lose the loop. Save all of them until you can find your stitches by feel.

What hook size should I use for my yarn?

Start with the hook printed on the ball band, then adjust to match gauge: go up a size if your fabric is stiff and your stitch count is too high, and down a size if the fabric is floppy or gaps show. For amigurumi, deliberately go one or two sizes smaller than the band suggests.

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