How to Join Yarn in Knitting

At Gravity we specialise in thoughtful knitting support and helpful pattern guidance, including our Understanding Knitting Patterns. For a broader look at our knitting resources, browse our Knitting Patterns page. This article covers how to join yarn in knitting in a straightforward way, so readers can understand what matters most, build confidence faster, and make choices that suit their yarn, tools, and skill level.

Introduction

Learning how to join yarn in knitting is one of those skills that every knitter needs, often sooner than expected. In my experience, it usually happens mid row when the yarn runs out, and that moment can feel surprisingly stressful if you are not prepared. I have to be honest, joining yarn is far less complicated than it looks, and once you understand the purpose behind it, the fear disappears quickly. A good yarn join keeps your fabric secure, neat, and comfortable to wear, and it is a skill that builds confidence every time you use it.

Why Yarn Needs to Be Joined

Yarn needs to be joined whenever a strand runs out or when you want to change colour. In my view, this is a normal and expected part of knitting, not a mistake or inconvenience.

Even large skeins eventually end. Garments, blankets, and scarves all require joins at some point. Understanding this early helps remove the idea that running out of yarn means something has gone wrong.

I would say joining yarn is simply part of the rhythm of knitting, like casting on or binding off.

When to Join Yarn

Most patterns do not tell you exactly when to join new yarn. In my experience, knitters often worry about timing.

The best time to join yarn is usually when you have a small length left, rather than knitting until the yarn completely runs out. Leaving a short tail makes the join easier to secure and neater to finish later.

I have to be honest, planning the join rather than reacting to it makes a big difference to how calm the process feels.

The Simplest Way to Join Yarn

The most common and beginner friendly method of joining yarn is to simply start knitting with the new yarn. In my experience, this method works well for most projects.

You stop knitting with the old yarn, leave a short tail, and begin knitting the next stitch with the new yarn, also leaving a tail. Both tails are secured later when finishing.

I would say this method is popular because it is easy, reliable, and does not interrupt the flow of knitting.

Why This Simple Join Works So Well

This join works because the structure of knitting naturally holds the new yarn in place. In my view, knitting itself does much of the work.

Once several stitches have been worked with the new yarn, the fabric stabilises the join. The tails are then woven in to prevent movement.

I have to be honest, many knitters use this method for years without ever needing anything more complex.

Joining Yarn at the Beginning of a Row

Joining yarn at the beginning of a row is usually the easiest situation. In my experience, this is where beginners feel most comfortable.

You simply drop the old yarn and begin the row with the new yarn. The edge of the fabric naturally hides the join, especially in seamed projects.

I would say this is an ideal place to join yarn whenever possible.

Joining Yarn in the Middle of a Row

Joining yarn mid row can feel more intimidating. In my experience, this is where people worry about holes or loose stitches.

The process is the same as joining at the edge. You stop with the old yarn, pick up the new yarn, and continue knitting.

Paying attention to tension on the first few stitches helps keep the fabric neat. I have to be honest, the join often becomes invisible once the piece is finished and blocked.

How to Avoid Gaps When Joining Yarn

Gaps near joins are usually caused by loose tension. In my view, this is a common beginner concern.

Gently snugging the first stitch with the new yarn helps close any space. Avoid pulling too tightly, as this can distort the fabric.

I would say aiming for consistency rather than tightness produces the best results.

Joining Yarn When Changing Colours

Joining yarn is also how colour changes are made. In my experience, this is one of the most exciting moments in knitting.

When changing colour, the old yarn is dropped and the new colour is introduced. The transition creates a clean change when done calmly.

Leaving tails long enough to secure later is important. I have to be honest, short tails are tempting but often cause problems later.

Why Tail Length Matters

Tail length plays a bigger role than many beginners realise. In my view, tails are not waste, they are insurance.

Longer tails are easier to weave in securely. Short tails can come loose over time and compromise the integrity of the piece.

I would say erring on the side of slightly longer tails saves frustration later.

Alternative Joining Methods

There are other ways to join yarn, including techniques that blend strands together. In my experience, these methods are useful but not essential for beginners.

Some joins aim to create an invisible transition, while others prioritise strength. These methods can be explored later once basic joining feels comfortable.

I have to be honest, mastering the simple join first gives you a strong foundation.

Why Neat Joins Matter

Neat joins matter because they affect durability and comfort. In my view, a poorly secured join can lead to loose fabric or ends working free.

This is especially important for garments and items that will be worn or washed frequently. A secure join ensures the piece lasts.

I would say good joins are part of good finishing, even though they happen mid project.

Weaving in Ends After Joining

Joining yarn always creates ends that need to be woven in later. In my experience, this step is often delayed but should not be rushed.

Weaving in ends along the direction of the stitches helps them disappear into the fabric. Taking time with this step improves the overall look of the piece.

I have to be honest, many projects look unfinished until the ends are properly secured.

Why You Should Not Knot Yarn Joins

Some beginners consider tying knots to join yarn. In my view, this is usually not recommended.

Knots can create hard spots in the fabric, come undone, or show through the finished piece. They can also be uncomfortable in garments.

I would say relying on the structure of knitting rather than knots leads to better long term results.

Joining Different Types of Yarn

Joining yarns of different textures or fibres requires a little extra attention. In my experience, slippery yarns need slightly longer tails.

Thicker or textured yarns may hide joins more easily. Adjusting tail length and tension helps accommodate these differences.

I have to be honest, testing a join on a small swatch can be reassuring when working with unfamiliar yarn.

Common Joining Mistakes

Common mistakes include tails that are too short, tension that is too loose, or forgetting where joins are located.

In my view, counting stitches and checking your work after a join helps catch issues early.

Mistakes are part of learning. I would say fixing them builds confidence rather than signalling failure.

Why Joining Yarn Gets Easier Over Time

Joining yarn feels awkward the first few times because it interrupts the flow of knitting. In my experience, this discomfort fades quickly.

With repetition, joins become automatic. You stop overthinking them and trust the process.

I have to be honest, many knitters reach a point where joining yarn barely registers as a challenge.

Practising Yarn Joins Without Pressure

Practising joins on small pieces or swatches helps remove pressure. In my view, this is one of the best ways to build confidence.

You can practice joining, weaving in ends, and adjusting tension without worrying about a finished project.

These small exercises pay off when working on larger pieces.

A Reassuring Note for Beginners

If joining yarn feels stressful right now, I want to be honest. That is completely normal.

Every knitter has paused mid row wondering what to do next. The confidence comes from understanding, not perfection.

Each join you make improves your skill.

A Calm Conclusion

Learning how to join yarn in knitting is a practical and empowering skill. In my view, it marks a step forward in confidence and independence as a knitter.

With a simple method, consistent tension, and secure finishing, yarn joins become reliable and almost invisible. They stop feeling like interruptions and start feeling like part of the craft.

Once you trust yourself to join yarn calmly, knitting flows more freely. And that confidence carries through every project that follows.

For a broader overview of techniques, terminology, and next steps, our Understanding Knitting Patterns is a useful place to continue. You can also read what is dk knitting yarn and how to join wool when knitting for closely related guidance that builds naturally on this topic.