Learn About Adding Stitches While Knitting

Understanding the Basics of Adding Stitches in Knitting

Adding stitches while knitting is a fundamental skill that allows you to expand your knitting projects in specific areas. Unlike casting on stitches at the very beginning of a project, adding stitches during the knitting process means increasing the number of stitches on your needles while your work is already in progress. This technique is essential for shaping garments, creating decorative elements, and adjusting the fit of sweaters, hats, and other items.

There are several reasons why knitters need to add stitches mid-project. The most common reason is shaping—when you're knitting a sweater, you often need to increase the number of stitches as you move from the fitted waist up to the wider bust area. Another reason is creating visual interest through lace patterns and decorative increases. Some patterns also require stitch additions to create specific fabric textures or to accommodate design changes.

The basic principle behind adding stitches is creating new loops on your needle from existing yarn. Unlike casting on, which creates a row of new stitches at the edge of your fabric, mid-project increases happen within your knitting pattern. This means the new stitches integrate with your existing work, creating a cohesive fabric rather than a noticeable seam or join.

Most knitting patterns will specify exactly where and how to add stitches through abbreviations like "inc" (increase), "m1" (make one), or "yo" (yarn over). The frequency of increases matters too—some patterns call for adding one stitch every other row, while others might require multiple stitches added all at once. Understanding the difference between various increase methods helps you choose the right technique for your specific project.

Practical Takeaway: Before starting any knitting project, read through the pattern carefully and identify all the sections where you'll need to add stitches. Highlight or note these increases so you won't miss them during your knitting.

Common Methods for Adding Stitches

The "knit front and back" method, often abbreviated as KFB, is one of the most straightforward techniques for adding a single stitch. With this method, you knit into the front of a stitch as normal, but instead of moving that stitch off your needle completely, you leave it there and knit into the back loop of the same stitch. This creates two stitches from one. The KFB method is quick and doesn't require much skill, making it popular for beginners. However, it does create a small bump or bar on the left side of the new stitch, which some knitters consider less aesthetically pleasing than other methods.

The "make one" technique, abbreviated as M1, is considered one of the most invisible increase methods because it distributes the new stitch evenly across your knitting. To perform an M1, you lift the horizontal strand of yarn between two stitches with your left needle and knit into it. This creates a new stitch without leaving a visible bar. There are variations including M1L (make one left) and M1R (make one right), which refer to the direction you lean the new stitch. Leaning increases in consistent directions helps create symmetrical shaping in garments, particularly on each side of armholes or necklines.

Yarn overs, abbreviated as YO, are increases that create a hole in your fabric intentionally. When you bring your yarn to the front of your work and then knit the next stitch, you've created a new stitch and a decorative eyelets. Yarn overs are extremely common in lace knitting patterns, where the combination of yarn overs and decreases creates intricate, openwork designs. The holes created by yarn overs are intentional design elements, not mistakes.

The "lifted increase" method involves picking up the stitch from the row below and knitting into it, then knitting the stitch on your needle as usual. This creates two stitches and leaves a very neat, almost invisible join. Some knitters prefer lifted increases because they're tidy and create a clean appearance, especially when increases need to be worked repeatedly in the same column.

Purl increases use the same principles as knit increases. The "purl front and back" (PFB) and "make one purlwise" (M1P) work identically to their knit counterparts, just worked on the purl side of your fabric. When you're working in ribbed patterns or stockinette stitch that shows purl bumps on the front, understanding how to increase on purl stitches becomes essential.

Practical Takeaway: Practice each increase method on a simple practice swatch before starting your actual project. This helps you develop muscle memory and allows you to understand which methods feel most natural to your knitting style.

Reading Patterns and Identifying Where to Add Stitches

Knitting patterns use specific language and symbols to indicate where you need to add stitches. The most common written abbreviations include "inc" for increase, followed by instructions on which method to use. You might see instructions like "inc 1 st" (increase 1 stitch), "inc 2 sts" (increase 2 stitches), or "inc in next st" (increase in the next stitch). Some patterns specify the method directly, such as "KFB," "M1," or "YO."

Charted patterns use symbols to represent different stitch types and increases. A small triangle, diamond, or other symbol on a chart represents an increase stitch. Reading charts requires understanding the key provided with the pattern, which explains what each symbol means. Many knitters find charted patterns easier to follow once they understand the symbols because they can see the shaping visually rather than parsing through written instructions repeatedly.

The placement of increases follows logical patterns in most garment designs. Shaping typically occurs at specific intervals—for example, you might increase one stitch on each side of your work every 4 rows when creating a wider section. This gradual increase creates a smooth, symmetrical curve rather than sudden bulges. Pay attention to whether increases are meant to happen on right-side rows only, wrong-side rows only, or alternating rows, as this affects the final appearance of your shaping.

Some patterns use a technique called "paired decreases and increases" where you both add and remove stitches in the same row or section. This maintains a consistent stitch count while creating decorative patterns. In lace knitting, for instance, you might see yarn overs (increases) paired with decreases to keep the total stitch count stable while creating the openwork pattern.

Understanding the shaping sequence helps you anticipate increases even if you misread a line. Most garments increase gradually: a sweater body might increase gradually from the hem to the bust, increase more at the underarm, then decrease again at the shoulders. If you understand the logic, you can catch mistakes before they become major problems in your knitting.

Practical Takeaway: Create a simple schematic sketch of your project before you start knitting, marking where major increases will happen. This visual reference helps you understand the overall shaping and prevents getting lost in pattern details.

Step-by-Step Instructions for Common Increase Methods

Knit Front and Back (KFB): When you reach the stitch where you need to increase, insert your right needle through the front of the stitch as if you're about to knit it normally. Wrap your yarn and pull through to create a new stitch on your right needle. Rather than sliding the original stitch off your left needle, keep it in place. Now insert your right needle through the back loop of that same stitch and knit again. You now have two stitches where there was one. This method is fast but creates a small bump at the base of the increase on the left side of your work.

Make One Left (M1L): Insert the tip of your left needle under the horizontal strand of yarn that sits between the stitch you just knitted and the next stitch on your left needle. Lift this strand onto your left needle. Now knit into this lifted strand through the back loop. This creates a new stitch that leans slightly to the left. The increase is nearly invisible because you're not creating it from existing stitches but from the yarn strand that was already there between stitches.

Make One Right (M1R): Lift the horizontal strand