Woven Carpenter Star Baby Blanket: Free Knitting Pattern

There is something deeply satisfying about a knitting project that looks far more complicated than it actually is. The Woven Carpenter Star Baby Blanket is exactly that kind of project — a stunning, heirloom-quality piece that draws admiring gasps but is built on straightforward techniques that intermediate knitters can master with confidence. Whether you are knitting for a baby shower, a new grandchild, or simply building your skills with a beautiful project, this blanket delivers on every front. The geometric Carpenter Star motif gives the finished piece a timeless, almost quilt-like quality, and the woven texture adds a lovely tactile dimension that makes it irresistible to small hands and parents alike.

In this free knitting pattern, you will find everything you need to knit this blanket from cast-on to bind-off, including a full materials list, gauge information, stitch explanations, and tips to help you succeed at every stage. Grab your yarn and needles, settle in, and let’s get started.

About the Carpenter Star Design

The Carpenter Star, sometimes called the Eight-Pointed Star or the LeMoyne Star in quilting traditions, is one of the most beloved geometric motifs in American folk craft. Its eight diamond-shaped points radiate from a central square, creating a bold starburst pattern that has graced quilts, woodwork, and decorative arts for centuries. Translated into knitting through a combination of color blocking and woven slip-stitch technique, the design takes on a soft, textured character that is perfectly suited to a baby blanket.

The version presented here uses two contrasting colors — a main color and a contrast color — worked in alternating rows of a slip-stitch pattern that creates the illusion of a woven fabric. You never have to carry yarn across the back of the work or manage floats, which makes this pattern beginner-friendly in terms of colorwork even while the finished result looks elaborate. Each row only ever uses one yarn at a time, so you can relax into the rhythm of the work without the tension anxiety that sometimes accompanies stranded colorwork.

Materials and Supplies

Yarn: You will need approximately 600 yards of a smooth DK weight yarn in your main color (MC) and 400 yards in your contrast color (CC). A machine-washable merino blend is highly recommended for a baby item, as it combines softness with durability and makes laundering easy for new parents. Good choices include Cascade 220 Superwash, Paintbox Simply DK, or Drops Merino Extra Fine. Avoid very fluffy or hairy yarns like mohair blends for this pattern, as the stitch detail will be obscured by the halo.

Needles: US size 6 (4.0 mm) circular needles, 32 inches or longer. Circular needles are recommended even though you are knitting flat, simply because the blanket grows wide and the cable gives your stitches room to breathe. If you prefer straight needles and have long enough ones, those will work as well.

Notions: Two stitch markers, a tapestry needle for weaving in ends, and scissors. A row counter — whether a physical clicker or an app on your phone — will be genuinely useful for tracking your place in the pattern repeat.

Gauge: 22 stitches and 30 rows per 4 inches in stockinette stitch, blocked. As always with baby items, gauge is important for achieving the correct finished dimensions, but a slightly looser or tighter gauge will still produce a beautiful blanket — it will simply be a little larger or smaller than the measurements given here.

Finished dimensions: Approximately 30 inches wide by 36 inches long after blocking. This is a generous lap-sized baby blanket, suitable from newborn through toddlerhood.

Stitch Guide and Abbreviations

Before you begin, take a moment to familiarize yourself with the following abbreviations and stitches used throughout this pattern.

k — knit
p — purl
sl1wyif — slip 1 stitch purlwise with yarn held in front
sl1wyib — slip 1 stitch purlwise with yarn held in back
MC — main color
CC — contrast color
RS — right side
WS — wrong side
pm — place marker
sm — slip marker
rep — repeat
st(s) — stitch(es)

Woven Slip Stitch: The foundation of this pattern is a two-row woven slip stitch worked over a multiple of four stitches plus two. On right-side rows with MC, you knit some stitches and slip others with yarn in back, creating horizontal “float” bars on the right side of the fabric. On wrong-side rows with CC, you purl some stitches and slip others with yarn in front, which weaves those floats into the structure of the fabric and builds up the woven appearance.

Pattern Notes

This blanket is worked flat, back and forth in rows, from the bottom edge to the top edge. The border is integrated into the pattern — there is no separate border worked afterward — which keeps the finishing simple and ensures the edges lie flat without needing to be blocked aggressively.

When changing colors, do not cut the yarn each time. Instead, carry the unused color loosely up the side of the work, twisting the two yarns around each other every two rows to keep the edge tidy. This will save you an enormous number of ends to weave in.

The Carpenter Star motif is created by working the slip-stitch woven sections in alternating color orientations, with color-blocked sections placed to mimic the star’s eight points. The arrangement of color blocks and the directional shift of the slip-stitch rows combine to produce the starburst effect. Because the motif is built into the row-by-row instructions rather than charted separately, you simply follow the row directions and the star will emerge naturally.

If you are new to slip-stitch colorwork, it is worth knitting a small gauge swatch in the pattern before beginning the blanket itself. This will not only confirm your gauge but also allow you to get comfortable with the rhythm of the stitch — because once you find that rhythm, the pattern becomes wonderfully meditative.

Cast On

Using MC and the long-tail cast-on method, cast on 166 stitches. The long-tail cast-on is recommended here because it creates a firm, elastic edge that matches the woven texture of the blanket body beautifully.

Border Rows (Rows 1–8)

The blanket begins with a garter stitch border worked entirely in MC. Garter stitch creates a stable, non-rolling edge that frames the woven star section cleanly.

Rows 1–8: Knit all stitches. (8 rows)

After row 8, you will place markers to define the side borders. With the right side facing, knit 8 stitches, place marker, knit to the last 8 stitches, place marker, knit to end. These markers define a garter stitch border on each side of the blanket that you will maintain throughout the pattern. Whenever you encounter a marker in subsequent rows, simply slip it and continue with the stitch as instructed for the center section.

Body Section: Woven Carpenter Star Pattern

The body of the blanket is worked in a 24-row repeat that builds the Carpenter Star motif. This repeat is worked a total of 11 times to achieve the full blanket length, though you can adjust the number of repeats to make the blanket longer or shorter as desired. Always end with the closing border rows after completing a full repeat.

Center stitch count: 150 stitches between markers (the 166 total minus 8 on each side).

The following instructions apply to the center 150 stitches only. The 8-stitch garter borders on each side are always knit in MC regardless of which color is being used for the body.

24-Row Pattern Repeat

Row 1 (RS, MC): Sl1wyib, k3, sl1wyib; rep from to last st, k1.

Row 2 (WS, MC): P1, p3, sl1wyif; rep from to last st, p1.

Row 3 (RS, CC): Sl1wyib, k1, sl1wyib, k2; rep from to last st, k1.

Row 4 (WS, CC): P1, p1, sl1wyif, p2; rep from to last st, p1.

Row 5 (RS, MC): Rep Row 1.

Row 6 (WS, MC): Rep Row 2.

Row 7 (RS, CC): K2, sl1wyib, k3; rep from to last 3 sts, sl1wyib, k2.

Row 8 (WS, CC): P2, sl1wyif, p3; rep from to last 3 sts, sl1wyif, p2.

Row 9 (RS, MC): Rep Row 1.

Row 10 (WS, MC): Rep Row 2.

Row 11 (RS, CC): Rep Row 3.

Row 12 (WS, CC): Rep Row 4.

Row 13 (RS, MC): K2, sl1wyib, k3; rep from to last 3 sts, sl1wyib, k2.

Row 14 (WS, MC): P2, sl1wyif, p3; rep from to last 3 sts, sl1wyif, p2.

Row 15 (RS, CC): Rep Row 1.

Row 16 (WS, CC): Rep Row 2.

Row 17 (RS, MC): Rep Row 3.

Row 18 (WS, MC): Rep Row 4.

Row 19 (RS, CC): Rep Row 13.

Row 20 (WS, CC): Rep Row 14.

Row 21 (RS, MC): Rep Row 7.

Row 22 (WS, MC): Rep Row 8.

Row 23 (RS, CC): Rep Row 1.

Row 24 (WS, CC): Rep Row 2.

Repeat these 24 rows until the blanket measures approximately 33 inches from the cast-on edge, ending after a complete 24-row repeat.

Closing Border Rows (Rows 1–8)

Drop CC and work entirely in MC for the closing border.

Rows 1–8: Knit all stitches. (8 rows)

Bind off all stitches loosely using the standard knit bind-off or a stretchy bind-off such as the Jeny’s Surprisingly Stretchy Bind-Off, which will help the top edge match the elasticity of the cast-on.

Finishing

Cut both yarns, leaving 6-inch tails for weaving in. Using a tapestry needle, weave in all ends securely on the wrong side of the blanket. Pay particular attention to the color-change tails along the sides — these should be woven in vertically along the selvedge for the neatest appearance.

Soak the finished blanket in cool water with a small amount of wool wash for about 20 minutes, then gently press out the excess water without wringing. Lay the blanket flat on a blocking mat or a clean towel on the floor. Use rust-proof pins to pin the blanket to your desired finished dimensions, gently coaxing the edges straight and the corners square. Allow it to dry completely — typically 24 to 48 hours depending on your climate and yarn fiber content. The blocking process is what truly transforms a knitted piece from nice to spectacular, and it makes an especially dramatic difference with woven slip-stitch patterns, opening up the fabric and bringing the texture into crisp relief.

Color Combination Ideas

One of the most enjoyable aspects of this pattern is playing with color. The two-color structure means that the visual impact depends entirely on the contrast between MC and CC, so your color choice is arguably the single most consequential design decision you will make.

For a classic, heirloom look, cream paired with a soft dusty blue or antique rose is enduringly beautiful and always appropriate for a baby gift. For something more modern and gender-neutral, consider a warm oatmeal paired with a deep sage green, or a pale grey with a mustard yellow. If you want something bold and playful, a bright coral with crisp white will make the star geometry pop in a way that is cheerful and energetic without being garish.

You can also work this blanket in shades of the same color family for a more subtle tonal effect. A pale lavender as MC with a medium violet as CC creates a sophisticated, dreamy piece that reads as almost ombre from a distance but reveals beautiful detail up close.

Tips for Success

The most common challenge with slip-stitch colorwork is maintaining consistent tension. When you slip stitches with yarn in back or in front, be mindful not to pull the working yarn too tightly across those slipped stitches. The floats should lie flat against the fabric without puckering. If your fabric is drawing in, try going up half a needle size or consciously loosening your tension when creating the float.

Another thing to watch is the transition between the garter border and the slip-stitch body. Because garter stitch and woven slip stitch have different row heights, you may notice a very slight visual shift at the border junctions. This is completely normal and will be minimized by blocking.

Keep your row counter updated every single row — not every few rows, not when you remember, but every single row. The 24-row repeat has a clear internal logic once you have worked it a few times, but early in the project it is easy to lose your place, and discovering you are on the wrong row ten rows later is the kind of thing that turns a peaceful knitting session into a frustrating one.

Finally, if you are gifting this blanket, consider attaching a small hand-written card with washing instructions. Machine wash on the gentle cycle in cold water and lay flat to dry — a simple instruction that will keep your work beautiful for years.

Why Knit a Baby Blanket?

In an era of fast fashion and next-day delivery, a handknitted baby blanket is a genuinely countercultural act of love. It represents hours of focused attention, the physical touch of hands that care about the recipient, and a quality of making that mass production simply cannot replicate. Knitters often report that the rhythmic nature of the craft is meditative and stress-reducing, and working on a project with a clear purpose — welcoming a new life into the world — adds an extra layer of meaning to those hours.

A blanket like this one, knitted from quality yarn and blocked with care, will last for decades. It can be used during infancy, kept as a comfort object through toddlerhood, and stored as a keepsake into adulthood. Parents frequently tell knitters that their handmade gifts are the ones that get saved, passed down, and treasured long after store-bought items have been outgrown or forgotten.

The Woven Carpenter Star Baby Blanket is particularly well-suited to gifting because its folk art aesthetic feels both timeless and personal. It does not look like a pattern from a kit or a chain craft store. It looks like something someone made with skill and intention — because it is.

Skill Level and Modifications

This pattern is written for intermediate knitters who are comfortable with basic colorwork concepts and slip-stitch techniques. If you are an adventurous beginner who has mastered knit and purl and is ready for your next challenge, this is an excellent project to stretch your skills. The slip-stitch technique is forgiving and intuitive once you get going, and the garter stitch borders give you a comfortable anchor at the beginning of every row.

For advanced knitters looking to personalize the pattern, consider adding a third color to the border rows, or experimenting with a self-striping yarn for one of the two colors to introduce additional variation. You could also adjust the stitch count to make a larger throw-sized blanket — simply cast on in multiples of four plus two, adjusting for your desired width, and work the same 24-row repeat for as many inches as you need.

Knitting this blanket will take most people somewhere between 20 and 35 hours depending on pace and experience level. That is a meaningful investment of time, and every stitch of it is worth making. When you bind off that final row and hold the finished piece up to the light, watching the woven star geometry shift and shimmer with the movement of the fabric, you will feel exactly the quiet, solid pride that this kind of craft is made to produce. Happy knitting.