Free Cardigan Knitting Pattern: Waltz Lace Cardigan

There is something deeply satisfying about wearing a garment you have made with your own hands. When that garment is a delicate, flowing cardigan with a lace pattern that catches the light and moves like music, the satisfaction becomes something close to joy. The Waltz Lace Cardigan is exactly that kind of project — a free knitting pattern that blends elegant lace detailing with a wearable, flattering silhouette that works for everything from a breezy summer evening to a layered autumn outfit.

Whether you are a seasoned lace knitter looking for your next showpiece or an adventurous intermediate knitter ready to take on something beautiful, this pattern is designed to guide you through every step. Read on for the complete free cardigan knitting pattern, along with tips, techniques, material suggestions, and styling ideas to help you make the most of your Waltz Lace Cardigan.

Why Knit the Waltz Lace Cardigan?

Before we dive into the pattern itself, it is worth taking a moment to talk about why this particular design is worth your time and yarn.

Lace cardigans occupy a sweet spot in handknitting. They are lighter than a full sweater, more polished than a basic shawl, and infinitely more personal than anything you could buy off the rack. The Waltz Lace Cardigan was designed with a repeating four-row lace motif that is simple enough to memorize after the first few repeats, yet complex-looking enough to draw genuine admiration from anyone who sees it.

The name comes from the rhythm of the pattern itself. Like a waltz, the stitch repeat has a gentle, three-beat quality — a yarn-over, a decrease, a rest — that becomes intuitive once you settle into it. Knitters who have worked lace before often describe this kind of pattern as meditative. Once your hands learn the rhythm, your mind can wander while your fingers do the work.

The finished cardigan features an open front with no button band, making it an ideal layering piece. It drapes beautifully over a dress, a blouse, or even a fitted tank top. It is long enough to cover the hips but not so long that it becomes a duster. It is the kind of piece you will reach for constantly.

Materials and Yarn Suggestions

Choosing the right yarn for a lace project makes an enormous difference in the finished result. For the Waltz Lace Cardigan, you want a yarn that has good stitch definition, reasonable drape, and enough elasticity to make blocking easy.

Recommended yarn weight: Fingering or sport weight. A true fingering weight will produce a more delicate, airy fabric, while sport weight will give you a slightly more substantial cardigan with better stitch clarity.

Fiber suggestions: Merino wool or a merino blend is the classic choice for lace knitting because it blocks beautifully and holds its shape. If you prefer plant-based fibers, a cotton-bamboo blend or Tencel yarn can produce a stunning result with lovely drape, though these fibers will not have the same memory as wool and your finished measurements may vary slightly. Silk blends add a beautiful sheen that makes lace patterns shimmer.

Yardage: For a medium adult size (more on sizing below), you will need approximately 1,400 to 1,600 yards of fingering weight yarn, or 1,100 to 1,300 yards of sport weight.

Needles: US size 3 (3.25mm) for fingering weight, or US size 4 (3.5mm) for sport weight. Use circular needles, 32 to 40 inches long, for the body portions worked flat on a long needle. You will also want a set of double-pointed needles or a shorter circular in the same size for the sleeves, if knitting in the round.

Notions: Stitch markers, tapestry needle, locking stitch markers or scrap yarn for holding stitches, and a blocking mat with pins or wires for finishing.

Gauge

Getting gauge is especially important for a lace cardigan because blocked gauge can differ significantly from pre-blocked gauge. Always wash and block your swatch the same way you plan to block the finished garment before measuring.

Gauge (blocked): 28 stitches and 38 rows = 4 inches in stockinette stitch. The lace pattern itself is slightly more open, so measuring your gauge in stockinette is the most reliable baseline.

If your gauge is off, adjust your needle size accordingly. A looser gauge will produce a larger, more drapey cardigan. A tighter gauge will produce a smaller, crisper one.

Sizing

The Waltz Lace Cardigan is written in five sizes. Choose your size based on your preferred finished chest measurement, keeping in mind that this cardigan is designed with approximately 4 to 6 inches of positive ease for a relaxed, flowing fit.

Finished chest measurements (with fronts open):
Size 1: 34 inches | Size 2: 38 inches | Size 3: 42 inches | Size 4: 46 inches | Size 5: 50 inches

Finished length (hem to shoulder): 24 to 25.5 inches across all sizes.

Sleeve length (underarm to cuff): 17 to 18.5 inches, adjustable.

Throughout the pattern, instructions are written for Size 1 with larger sizes in parentheses: Size 1 (2, 3, 4, 5).

The Lace Stitch Pattern

Before casting on, familiarize yourself with the Waltz Lace stitch repeat. It is worked over a multiple of 8 stitches plus 3.

Abbreviations used:
k — knit | p — purl | yo — yarn over | k2tog — knit two together | ssk — slip, slip, knit (left-leaning decrease) | sl — slip stitch purlwise | RS — right side | WS — wrong side

Waltz Lace Pattern (flat, over 8 sts + 3):

Row 1 (RS): K1, yo, k2tog, k1, ssk, yo, k3; repeat from to last 2 sts, k2.
Row 2 (WS): Purl all stitches.
Row 3 (RS): K2, yo, ssk, k1, k2tog, yo, k3; repeat from to last st, k1.
Row 4 (WS): Purl all stitches.

Repeat Rows 1 through 4 for the pattern. After a few repeats you will notice the gentle chevron wave that gives the Waltz Lace its characteristic movement. The yarn-overs and decreases cancel each other out, so your stitch count remains the same throughout.

Pattern Instructions

Casting On and Back

Using your preferred long-tail or cable cast-on method, cast on 123 (139, 155, 171, 187) stitches.

Knit 6 rows in garter stitch (knit every row) to create a neat, non-rolling hem.

Begin the Waltz Lace Pattern, working Rows 1 through 4 as set. Continue in pattern until the piece measures 15.5 (15.5, 16, 16, 16.5) inches from the cast-on edge, ending with a WS row.

Armhole shaping: Bind off 6 (7, 8, 9, 10) stitches at the beginning of the next two rows. Then decrease 1 stitch at each end of every RS row 4 (5, 6, 7, 8) times. You will have 103 (115, 127, 139, 151) stitches remaining.

Continue in pattern without shaping until the armhole measures 8 (8.5, 9, 9, 9.5) inches, ending with a WS row.

Shoulder shaping: Bind off 10 (12, 14, 16, 18) stitches at the beginning of the next 4 rows. Place the remaining 63 (67, 71, 75, 79) stitches on a holder for the back neck.

Left Front

Cast on 63 (71, 79, 87, 95) stitches.

Knit 6 rows in garter stitch.

Begin the Waltz Lace Pattern. The left front edge (the opening edge of the cardigan) will be worked as follows: on every RS row, work the last 5 stitches in garter stitch (knit every row) to create a small front border. This gives the open cardigan a tidy, polished finish without a button band.

Work in pattern until the piece measures the same as the back to the armhole, ending with a WS row.

Armhole shaping (side edge): Bind off 6 (7, 8, 9, 10) stitches at the beginning of the next RS row (armhole edge). Then decrease 1 stitch at the armhole edge on every RS row 4 (5, 6, 7, 8) times. You now have 53 (59, 65, 71, 77) stitches.

Continue in pattern until the armhole measures 5 (5.5, 6, 6, 6.5) inches, ending with a RS row.

Neck shaping: On the next WS row, bind off 18 (20, 22, 24, 26) stitches at the neck edge (the front border edge). Then decrease 1 stitch at the neck edge on every RS row 15 times. You will have 20 (24, 28, 32, 36) stitches remaining.

Continue in pattern until the armhole matches the back armhole depth, ending with a WS row.

Shoulder: Bind off 10 (12, 14, 16, 18) stitches at the beginning of the next two RS rows.

Right Front

Work the right front to mirror the left, reversing all shaping. On RS rows, work the first 5 stitches in garter stitch for the front border, and begin all armhole shaping on WS rows and all neck shaping on RS rows.

Sleeves (Make Two)

Cast on 59 (63, 67, 71, 75) stitches.

Knit 8 rows in garter stitch for the cuff.

Begin the Waltz Lace Pattern. At the same time, increase 1 stitch at each end of the needle every 10 (9, 8, 8, 7) rows 12 (14, 15, 16, 18) times, working new stitches into the lace pattern as they accumulate — or keeping them in stockinette until you have enough to work a full repeat, depending on your preference. You will have 83 (91, 97, 103, 111) stitches.

Work in pattern without shaping until the sleeve measures 17 (17.5, 18, 18, 18.5) inches from the cast-on edge, or your desired length.

Sleeve cap: Bind off 6 (7, 8, 9, 10) stitches at the beginning of the next 2 rows. Decrease 1 stitch at each end of every RS row until 29 (31, 33, 35, 37) stitches remain. Then bind off 3 stitches at the beginning of the next 4 rows. Bind off remaining stitches.

Finishing

Finishing is where a lace cardigan truly comes into its own. Do not skip the blocking step — it is what transforms a lumpy, crinkled piece of knitting into a flowing, professional-looking garment.

Seaming: Sew the shoulder seams using mattress stitch or a three-needle bind-off for a neat, flat join. Set in the sleeves and sew the side and sleeve seams.

Neckline: Pick up and knit stitches evenly around the neck opening, including along both front neck edges. Knit 4 to 6 rows in garter stitch, then bind off loosely. This creates a simple, clean neckline that frames the face without adding bulk.

Blocking: Soak the finished cardigan in cool water with a small amount of wool wash for 15 to 20 minutes. Gently press out excess water in a towel — do not wring. Lay flat on a blocking mat and pin or use blocking wires to open up the lace and define the edges. Allow to dry completely, which may take 24 to 48 hours depending on humidity and fiber content.

Once blocked, the lace will open and the fabric will grow noticeably. This is expected and part of what makes lace knitting so magical.

Tips for Working the Waltz Lace Cardigan

If you are new to lace knitting, a few simple habits will make your experience much more enjoyable.

Use a lifeline. Thread a smooth waste yarn through all stitches on your needle every 10 to 20 rows. If you make an error and need to rip back, you can rip confidently knowing that your stitches are caught at the lifeline row, saving you from potential disaster.

Count your stitches after each RS row. Because lace relies on balanced increases and decreases, an off-count usually means a missed yarn-over or an accidental extra decrease. Catching this on the same row you worked it is far easier than discovering it three rows later.

Use a row counter or keep a tally. The four-row repeat is easy to track once you are in the rhythm, but a row counter eliminates any doubt about which row you are on, especially when you are interrupted mid-row.

Mark your repeat boundaries with stitch markers. Place a marker after every eight stitches when you first begin the pattern. You can remove them once the pattern feels natural, or leave them in — they do not affect the finished work.

Do not be afraid to tink (knit backwards, stitch by stitch) when you notice a mistake. In lace, it is almost always better to tink back a few stitches than to try to fix a dropped yarn-over or a misplaced decrease in place.

Customizing Your Waltz Lace Cardigan

One of the joys of a free knitting pattern is that it is a starting point, not a rigid rule. There are many ways to make the Waltz Lace Cardigan your own.

If you prefer a shorter, cropped version, simply work fewer rows before beginning the armhole shaping. A length of 18 to 20 inches will give you a cardigan that hits at or just below the waist, making it a perfect pairing for high-waisted skirts and trousers.

If you want a lighter, shawl-collar effect instead of the picked-up garter neckline, work your neck pickup on a slightly larger needle and knit more rows, allowing the collar to fold gently inward.

You can also add small buttons and loops if you prefer a more traditional cardigan closure. Space three or four small buttons along the front band and work corresponding yarn-over button loops on the opposite band.

For a more dramatic hem, try working the first 2 inches of the body in a mock-rib or seed stitch before transitioning into the lace pattern. This adds visual interest and helps the hem lie flat without the garter stitch transition.

Styling the Waltz Lace Cardigan

A cardigan as versatile as this one deserves to be worn often. Here are a few ways to reach for it throughout the seasons.

In spring and summer, layer it over a silk slip dress or a fitted camisole and linen trousers. A fingering weight version in a natural ecru or soft blush gives the whole outfit an effortlessly romantic quality. Wear it to an outdoor gathering, a garden party, or a casual dinner.

In autumn, pair the same cardigan with a chunky turtleneck worn underneath. The open lace over a solid base creates a beautiful contrast of textures. Earth tones like rust, ochre, or deep olive make beautiful autumn colorways for this design.

In winter, a sport weight version in a rich jewel tone — sapphire, emerald, burgundy — makes an elegant evening layer over a simple black dress. The lace catches candlelight in a way that no purchased cardigan ever quite matches.

A Note on Pattern Support

This is a free pattern intended for personal use. If you make a Waltz Lace Cardigan and share it online, using the hashtag #waltzlacecardigan will help build a community of makers working on the same project. Seeing how other knitters interpret the pattern — different yarns, different colors, different sizing — is one of the great pleasures of knitting communities