Piper Knit Cushion Cover – FREE PATTERN – Lakeside Loop
There is something quietly satisfying about finishing a knitted cushion cover. It is one of those projects that lands in that sweet spot between ambitious and achievable — substantial enough to feel like a real accomplishment, small enough to finish before the enthusiasm fades. The Piper Knit Cushion Cover is exactly that kind of project. Designed with a clean, textured aesthetic and knitted flat in easy-to-memorize sections, Piper is a pattern that looks far more complex than it actually is. Whether you are curling up beside a lake, sitting in a cozy reading nook, or simply refreshing your living room for the season, this cushion cover brings a handmade warmth that no store-bought pillow can replicate.
This free pattern from Lakeside Loop walks you through every step, from casting on to seaming, so even knitters who are relatively new to texture work will find their footing quickly. Let us get into everything you need to know before your needles start moving.
Why You Will Love the Piper Knit Cushion Cover
Before we dive into the pattern itself, let us talk about what makes Piper special as a design. A lot of knitted cushion covers out there rely on very simple stockinette or basic ribbing. There is nothing wrong with those — they are classic for a reason — but Piper steps things up with a repeating textured panel that uses a combination of knit and purl stitches to create a beautiful raised design. The look is architectural without being fussy, modern without feeling cold.
The name Piper came from a small lakeside cottage where the pattern was first sketched out, surrounded by the kind of quiet that makes creative work feel effortless. That spirit is baked into the design — it is meant to be calming to knit and calming to look at. The repetition in the pattern lulls you into a pleasant rhythm, making it a wonderful project for evenings when you want to knit while listening to music or watching something on television.
Piper also works in virtually any color. A natural, undyed cream creates an organic, Scandinavian-inspired vibe. A rich forest green feels cozy and earthy. A deep charcoal reads as sleek and contemporary. A dusty blush brings softness to a bedroom. The structure of the pattern holds beautifully no matter what palette you choose, so this is a great opportunity to use a color that genuinely excites you or one that coordinates with a room in your home.
Materials You Will Need
Getting your materials together before you begin is always a good idea. Here is what you will need for the Piper Knit Cushion Cover.
Yarn: Approximately 200–220 yards of bulky weight yarn (weight 5) in the color of your choice. Look for a yarn with some stitch definition — wool, wool blends, or cotton-acrylic blends all work beautifully here. Avoid anything too fuzzy or hairy, as the texture of the stitch pattern will get lost.
Needles: US size 10 (6mm) straight or circular needles. If you prefer to knit in the round, you can adapt the pattern, but it is written for flat knitting.
Notions: Tapestry needle for seaming and weaving in ends, scissors, stitch markers (optional but helpful), and a ruler or measuring tape.
Cushion Insert: A 20 x 20 inch pillow insert. This is the standard size the pattern is written for. You can scale the pattern up or down for a different size, which we will discuss later.
Buttons or Zipper (optional): Piper is designed with a simple envelope closure on the back, so you do not need any additional hardware unless you want to add a button for a more finished look.
Gauge
Gauge: 14 stitches and 20 rows = 4 inches in stockinette stitch on US size 10 needles after blocking.
Taking the time to swatch is always worth it for a cushion cover, even though many knitters skip this step. If your gauge is off, your cushion cover may end up too small to fit over the insert (frustrating) or too large and loose (sloppy-looking). A small investment of time in swatching saves a much larger investment of time if you have to frog and reknit.
To check your gauge, cast on 20 stitches and work in stockinette for about 5 inches. Bind off, wet block your swatch by soaking it briefly in cool water and laying it flat to dry, and then measure across the center. Adjust your needle size up or down as needed.
Abbreviations
The following abbreviations are used throughout this pattern.
CO — cast on
BO — bind off
K — knit
P — purl
RS — right side
WS — wrong side
Rep — repeat
St(s) — stitch(es)
K2tog — knit two together (a right-leaning decrease)
YO — yarn over
Sl — slip
Pattern Notes
This pattern is worked in two separate pieces: a front panel and a back panel. The back panel is then divided into two overlapping sections to create the envelope closure. After both pieces are complete, they are seamed together on three sides, with the envelope closure forming the fourth side.
The textured stitch pattern used on the front panel is called a Seed Rib. It alternates between knit columns and seed stitch columns to create a lovely raised, woven appearance. The Seed Rib is a four-row repeat worked over a multiple of 6 stitches plus 3, and it is incredibly easy to memorize after the first two repeats.
All edges of both panels include a two-stitch garter border that keeps the edges from curling and makes seaming much easier.
The Piper Front Panel
Cast on 73 stitches.
Row 1 (RS): K2, K1, P1, K1, P3; rep from to last 5 sts, K1, P1, K1, K2.
Row 2 (WS): K2, P3, K1, P1, K1; rep from to last 5 sts, P3, K2.
Row 3 (RS): K2, K1, P1, K1, K3; rep from to last 5 sts, K1, P1, K1, K2.
Row 4 (WS): K2, P3, K1, P1, K1; rep from to last 5 sts, P3, K2.
These four rows form the Seed Rib repeat. Continue working these four rows in sequence until the front panel measures approximately 20 inches from the cast-on edge, ending on a Row 4 (WS row).
Bind off all stitches loosely on the right side. A stretchy bind-off method such as the Russian bind-off is recommended to keep the top edge from pulling in.
The Piper Back Panel — Upper Section
The back is worked in two overlapping pieces, both in a simple pattern that complements the textured front without competing with it.
Cast on 73 stitches.
Row 1 (RS): Knit all stitches.
Row 2 (WS): K2, purl to last 2 sts, K2.
Repeat these two rows until the upper back panel measures approximately 12 inches from the cast-on edge. Bind off all stitches.
The Piper Back Panel — Lower Section
Cast on 73 stitches.
Work the same two-row repeat as the upper back panel until the lower section measures approximately 14 inches from the cast-on edge. Bind off all stitches.
The upper and lower back sections will overlap by about 6 inches when the cover is assembled, creating the envelope closure. If you would like a wider or narrower overlap, simply adjust the lengths accordingly.
Finishing and Seaming
Blocking your pieces before seaming makes a significant difference in the final result. Wet block each panel by soaking in cool water, gently squeezing out excess moisture (do not wring), and laying flat on a blocking mat or clean towel. Pin the panels to the correct dimensions — approximately 20 x 20 inches for the front panel and 20 x 12 and 20 x 14 inches for the two back panels. Allow everything to dry completely before seaming.
To assemble the cover, lay the front panel face up on a flat surface. Position the lower back panel face down on top of it, aligning the cast-on edge of the back panel with the cast-on edge of the front panel. Then lay the upper back panel face down on top of the lower back panel, aligning its bound-off edge with the bound-off edge of the front panel. The two back panels will overlap in the center.
Using a tapestry needle and a length of matching yarn, seam all four sides using mattress stitch or whip stitch. Mattress stitch creates the most invisible seam on the side edges, while whip stitch is often easier along the top and bottom where you are working through bind-off edges.
Once all four sides are seamed, turn the cover right side out through the envelope opening, insert your pillow form, and fluff the corners gently to give the cushion a full, rounded shape.
Customizing Your Piper Cushion Cover
One of the great joys of having a free pattern as your starting point is that you can make it entirely your own. Here are a few ways to customize Piper.
Change the size. To make a larger cushion cover, such as a 22 x 22 inch or 24 x 24 inch version, simply cast on more stitches in a multiple of 6 plus 3 and adjust the length accordingly. Check your gauge carefully and plan your yardage before beginning, since a larger cover will require significantly more yarn.
Add a button closure. If you prefer a more polished finish on the back, you can work a simple buttonhole row near the edge of one of the back panels and sew on a corresponding button. Use a button that coordinates with your yarn — a natural wooden button looks beautiful with earthy tones, while a vintage glass button adds a touch of elegance.
Try a two-color version. Knit the front panel in one color and the back panels in a coordinating or contrasting color. This is a subtle but lovely detail that gives the finished cushion a more intentional, designed look.
Adjust the texture. The Seed Rib pattern on the front panel can be swapped out for other simple four-row textures if you prefer a different look. A classic basketweave, a moss stitch, or even a simple eyelet pattern all work well at this gauge. Keep the garter borders in place regardless of which stitch pattern you choose.
Make a set. Cushion covers work beautifully in groups. Try making three Piper covers in the same yarn but different colorways, or in the same color but slightly different stitch patterns. A collected set of handknitted cushions on a sofa or window seat creates an incredibly cozy, intentional aesthetic.
Yarn Recommendations
Choosing the right yarn is one of the most important decisions you will make for this project. Here are a few qualities to look for.
You want a yarn with good stitch definition, meaning the individual stitches remain crisp and distinct once knitted up rather than blending into a fuzzy mass. Smooth, plied yarns tend to show stitch definition best.
Durability matters for a cushion cover, since it will be handled frequently, sat upon, squished, and washed. A wool or wool-blend yarn with some nylon added will wear well over time. If you need something washable, look for superwash wool or a high-quality acrylic-blend that has a softer hand feel rather than a plasticky appearance.
Some wonderful yarns to consider at the bulky weight include Cascade 128 Superwash, Lion Brand Wool-Ease Thick & Quick, Paintbox Yarns Simply Chunky, and Brooklyn Tweed Quarry. Each of these knits up beautifully at the suggested gauge and comes in a wide range of colors. If you are supporting a local yarn store, ask your shop owner for their recommendation in the bulky weight range — they will often point you toward something you would never have found on your own.
Care Instructions
The care instructions for your finished cushion cover will depend on the fiber content of your yarn, so always refer to the label of the specific yarn you used. As a general guide, most wool or wool-blend cushion covers do well with hand washing in cool water and laying flat to dry. Avoid hot water and agitation, which can cause felting. If you have chosen a superwash wool or acrylic blend, machine washing on a gentle cycle is usually fine, though air drying is always recommended to maintain the shape of the cover.
Remove the pillow insert before washing the cover whenever possible. This protects the insert from damage and allows the cover to clean and dry more evenly.
A Note from Lakeside Loop
At Lakeside Loop, we believe that the best handmade objects are the ones that fit seamlessly into your everyday life — not displayed on a shelf but actually used, sat upon, touched, and appreciated. The Piper Knit Cushion Cover was designed with that philosophy in mind. It is sturdy enough for a family room and refined enough for a bedroom. It is simple enough for a beginner to finish and engaging enough for an experienced knitter to enjoy.
We hope you love making Piper as much as we loved designing it. If you knit up a version, we would love to see it. Share your finished cushion on Instagram and tag us so we can celebrate your work. There is nothing we enjoy more than seeing how different yarn choices and color palettes transform the same pattern into something completely individual.
If you run into any trouble with the pattern, feel free to reach out. We read every message and do our best to respond promptly. Knitting should be joyful, and we are always here to help untangle any confusion — literal or otherwise.
Happy knitting, and as always, may your yarn never tangle and your tension always hold.
Quick Reference Pattern Summary
For those who prefer a condensed version to keep nearby while knitting, here is a quick summary of the Piper Knit Cushion Cover.
Finished size: 20 x 20 inches. Yarn: Bulky weight, approximately 200–220 yards. Needles: US size 10 (6mm). Gauge: 14 sts and 20 rows = 4 inches in stockinette after blocking.
Front panel: Cast on 73 sts, work Seed Rib pattern for 20 inches, bind off. Upper back panel: Cast on 73 sts, work in stockinette with garter borders for 12 inches, bind off. Lower back panel: Cast on 73 sts, work same as upper back for 14 inches, bind off. Block all pieces, layer back panels to form envelope closure, seam all four sides, turn right side out, and insert pillow form.
Whether this is your first textured knit or your fiftieth, the Piper Knit Cushion Cover is a project you will be proud to finish and even prouder to display. Pull up a comfortable chair, make yourself something warm to drink, and cast on. Your home — and your hands — will thank you.
