Boxed Flower Squares Crochet Blanket : Square One (Free Pattern)
Boxed Flower Squares Crochet Blanket : Square One (Free Pattern)
The Boxed Flower Squares Crochet Blanket: Square One introduces the first floral motif in this multi-square blanket design. Known as the Big Flower Square, this bold and textured granny square is worked in the round and later shaped into a square to form part of the complete blanket layout.
About This Pattern
The Boxed Flower Squares Crochet Blanket: Square One introduces the first floral motif in this multi-square blanket design. Known as the Big Flower Square, this bold and textured granny square is worked in the round and later shaped into a square to form part of the complete blanket layout.
This page provides the free online crochet pattern for Square One only.
To make the full blanket, including all flower square variations, boxed frames, sizing guides, layouts, joining methods, and borders, you will need the complete pattern.
About This Square
- Square Name: Big Flower Square
- Skill Level: Confident Beginner / Intermediate
- Construction: Worked in the round, then squared
- Finished Square Size: Approx. 24 cm / 9 inches (blocked)
Square One focuses on layered petals, textured stitches, and structured shaping, making it an excellent introduction to the techniques used throughout the full blanket.
Skills & Techniques Used
Skills Required
- Working in the round
- Changing yarn colors
- Ending off and securing yarn neatly
Techniques Used
- Double crochet (dc)
- Half double crochet (hdc)
- Single crochet (sc)
- Front post stitches (fpdc, fphdc, fpsc)
- Shell stitches
- Back Loop Only (BLO) stitches
Before You Start This Square
Before beginning, take a moment to gather your materials and read through the pattern notes. This flower square is worked entirely in the round using several colour changes and textured stitches.
For the best results:
- Use the same yarn and hook size for every flower square in your blanket.
- Read the stitch abbreviations before beginning.
- Check the stitch count at the end of each round.
- Weave in yarn ends as you complete each colour change.
- Block the finished square before measuring.
This page teaches you how to crochet the base flower square. Once complete, continue to the main Boxed Flower Squares Blanket pattern for the boxed border rounds, joining instructions and blanket finishing.
How This Square Fits Into the Blanket
The Big Flower Square is one of the feature motifs used throughout the Boxed Flower Squares Blanket.

Each flower square is first crocheted as an individual motif before being surrounded with additional framing rounds that create the blanket's distinctive boxed appearance. Once every square has been completed and framed, the squares are joined together to create the finished blanket.
This step-by-step approach makes the project easy to work on over time, allowing you to complete one square whenever you have time to crochet.
Complete instructions for the boxed frame, blanket assembly, joining methods and borders are included in the main Boxed Flower Squares Blanket pattern.
Customising Your Flower Square
Although this square was designed as part of the Boxed Flower Squares Blanket, it can easily be personalised.
Ideas include:
- Use a single colour for a modern textured look.
- Create a stash-busting square by changing colours each round.
- Match seasonal colour palettes for themed blankets.
- Coordinate colours with your home décor.
- Make every flower unique while keeping the outer framing colour consistent for a cohesive blanket.
If you're creating the original blanket design, using the same yarn weight and maintaining consistent tension will help ensure every finished square is the same size.
What Can You Make With This Flower Square?
This large crochet flower square is versatile enough to be used in many projects besides the original blanket.
Popular ideas include:
- Cushion covers
- Table toppers
- Tote bags
- Wall hangings
- Bed runners
- Decorative pillow fronts
- Patchwork throws
- Baby blankets
- Seasonal home décor
For projects that require larger, uniform squares, continue with the boxed frame instructions found in the complete Boxed Flower Squares Blanket pattern.
Featured Pattern
The pattern featured on this page is part of the complete crochet pattern linked below.
Visit the full pattern page for detailed information, including the complete design, materials, sizing, instructions, tutorials and available pattern options.
View the complete pattern below and continue your crochet project.
Materials, Yardage Breakdown & Fiber Selection
Engineered for stash-busting joy or a disciplined heirloom palette. Every yardage estimate includes our recommended 10% tension buffer so you never run out on round 6 of the final corner.
Material Notes
All you need to know about materials required for this project.
See main Boxed Flower Squares Crochet Blanket pattern page for notes on yarn and material requirements
Interactive Yarn & Sizing Calculator
Planning a custom baby blanket, lapghan, or super king bedspread? Adjust dimensions below to instantly calculate square counts, skeins needed, and total meters with our built-in yarn tension buffer.
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Pattern Notes
Pattern Notes (Short Recap) - See main pattern page for additional details
These notes are summarized from the main blanket pattern to help you work this square successfully:
- This pattern is worked in the round, with the right side (RS) always facing.
- Each round is completed and joined before moving on.
- The pattern uses standard US crochet terminology.
- Color changes are made by fastening off and joining new yarn as instructed.
Gauge matters:
- Use the same yarn weight and hook size for all squares to ensure consistent sizing.
- Weave in ends as you go whenever possible to save time during finishing.
- Blocking is strongly recommended to achieve clean edges and accurate sizing.
Additional Pattern Notes
- This page includes the instructions for the Big Flower Square only.
- The finished flower square measures approximately 24 cm (9 inches) before the boxed framing rounds are added.
- Each round is completed before joining and fastening off unless otherwise stated.
- Stitch counts are provided to help you check your work as you progress.
- Consistent tension is more important than matching an exact gauge when making multiple squares.
- If your square finishes larger or smaller than expected, try adjusting your hook size before crocheting additional squares.
- The boxed border rounds, blanket layouts, joining instructions, border pattern and blanket sizing information are all available on the main Boxed Flower Squares Blanket pattern page.
- Planning to make a custom-sized blanket? Use the free blanket size, granny square and yarn calculators available on the Stouto website to estimate the number of squares and yarn required before you begin.
Construction Guide
This Boxed Flower Square is crocheted from the centre out in continuous rounds, beginning with the flower centre and gradually expanding into a square shape.
The pattern uses a combination of basic crochet stitches and carefully placed corner stitches to transform the circular flower motif into a symmetrical square. Each round builds upon the previous one, creating defined petals, textured details and straight edges ready for the next stage of the blanket pattern.
Colour changes are worked throughout the pattern to highlight the flower design, although the square can also be crocheted in a single colour or customised to suit your own colour palette.
Once the flower square is complete, it can be used as a decorative motif on its own or continued with the additional boxed border rounds found in the full Boxed Flower Squares Blanket pattern to create the finished blanket square.
For the best results, maintain consistent tension, check your stitch count at the end of each round and block the completed square before adding the outer framing rounds.
Resizing & Border Guide
Resizing Your Flower Granny Square
One of the easiest ways to resize this Flower Granny Square is by changing the yarn weight and using a suitable crochet hook. The stitch pattern remains exactly the same, but the finished square will become smaller or larger depending on the yarn you choose.
As a general guide:
- Lace - Small decorative flower square
- Fingering / 4 Ply - Lightweight square, ideal for baby projects |
- Sport - Slightly larger with excellent stitch definition |
- DK (Double Knit) - Medium-sized square for throws and blankets |
- Worsted / Aran - Standard size shown in this pattern |
- Bulky / Chunky - Large flower square that works up quickly |
- Super Bulky - Oversized square for statement blankets and cushions |
Before Crocheting Multiple Squares
If you're planning to make more than one square, crochet a single sample first. Measure the completed square after blocking to determine its finished size before making additional motifs.
For the best-looking blanket:
- Use the same yarn weight throughout the project.
- Use the recommended hook size for your chosen yarn.
- Maintain consistent crochet tension.
- Block each square to ensure uniform measurements before joining.
Planning a Custom Blanket Size
If you're using these flower squares as part of a blanket, changing the yarn weight will also change the finished blanket dimensions and the amount of yarn required.
To help plan your project, use the free crochet calculators available on the Stouto website to estimate blanket size, the number of squares required and approximate yarn quantities before you begin.
Pattern Instructions

Before You Start This Square
Before beginning, take a moment to gather your materials and read through the pattern notes. This flower square is worked entirely in the round using several colour changes and textured stitches.
For the best results:
- Use the same yarn and hook size for every flower square in your blanket.
- Read the stitch abbreviations before beginning.
- Check the stitch count at the end of each round.
- Weave in yarn ends as you complete each colour change.
- Block the finished square before measuring.
This page teaches you how to crochet the base flower square. Once complete, continue to the main Boxed Flower Squares Blanket pattern for the boxed border rounds, joining instructions and blanket finishing.
Quick Stitch Guide
.
US Stitch Terminology : Abbreviations
-
Back Loop Only - BLO
-
Chain Stitch - ch
-
Chain Space - ch-sp
-
Double Crochet - dc
-
Half Double Crochet - hdc
-
Next - nxt
-
Repeat from * - rep from *
-
Repeat Rows - rep rows
-
Single Crochet - sc
-
Shell Stitch - sh
-
Slip Stitch - sl st
-
Stitches - sts
-
V Stitch - v st
-
Yarn Over - yo
All stitch instructions are available in both US Crochet Terminology and UK Crochet Terminology, making it easy to follow along using the terms you are most familiar with.
If you are new to any of the stitches used in this pattern, we recommend reviewing the relevant stitch guide before starting. Each guide includes step-by-step instructions, helpful tips, and stitch terminology conversions where applicable.
Take your time, practice any unfamiliar stitches, and most importantly—enjoy the process of creating your blanket one row at a time.
UK : ch - chain
AFR : ks - ketting steek
Make a slipknot, yo, pull through loop. Repeat for desired chains.
Step by Step
.

Round 3
Join a new color with sc in any ch-1 sp.
6 dc in next ch-1 sp (shell).
*Sc in next ch-1 sp, 6 dc in next ch-1 sp*; repeat around.
Join with sl st. Fasten off.
Stitch count: 6 sc, 6 shells of 6 dc
⚠️ This pattern is for personal use only. Please do not copy or redistribute.
Pattern Update Notice
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Pattern Copyright & Usage.
This crochet pattern and all associated content are the original work of Stouto Crochet.
- ✔️ Personal use allowed
- ✔️ Sell finished handmade items (small-scale)
- ❌ Do not copy, rewrite, or redistribute
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Frequently Asked Questions
.
A big crochet flower square is a large decorative granny square featuring a floral center that expands outward into a structured square shape. In this pattern the flower is worked in the round and later finished with a boxed frame to create a bold statement crochet square.
Yes. This square is suitable for confident beginners who are comfortable working in the round, changing colors, and following stitch counts. Step-by-step instructions and stitch counts are provided, making it a great learning project for improving granny square skills.
Medium weight yarn (Worsted / Aran – Category 4) works best. Using the same yarn weight and hook size throughout ensures that all squares remain the same size and fit together neatly when joined.
A 4.5 mm crochet hook is recommended, or adjust hook size as needed to match the finished square measurements. Consistent tension is more important than exact gauge for individual squares.
The completed base flower square measures approximately 24 cm / 9 inches, before the boxed frame is added. The framing rounds included in the full blanket pattern increase the overall square size.
Frequently Asked Questions – Square One
What is Square One in the Boxed Flower Squares Crochet Blanket?
Square One is the first floral motif in the Boxed Flower Squares Crochet Blanket series and features the Big Flower Square design.
Does this free pattern include the boxed frame?
No. This page includes only the base instructions for Square One. Framing, joining, and borders are included in the full pattern.
Can Square One be used on its own?
Yes. Square One can be used independently for cushions, bags, or decorative panels.
Love Square One?
Square One is just the beginning of the Boxed Flower Squares Crochet Blanket.
Does this free pattern include the boxed frame?
No. This free sub-page includes only the base flower square instructions.
The boxed frame, joining methods, strip construction, and final blanket border are included in the full Boxed Flower Squares Blanket pattern, available on the main pattern page.
How many colors are used in blanket pattern squares?
Each flower square uses five colors, although some colors use more yarn than others. Any leftover yarn can be reused when working the boxed frame or outer borders.
Do I need to block my crochet flower square?
Yes, blocking is recommended. Blocking helps even out stitches, define the flower shape, and ensure all squares are the same size before framing and joining.
Can I use this square for projects other than a blanket?
Absolutely. This big crochet flower square can be used for:
- Cushion covers
- Wall hangings
- Table runners
- Tote bags
- Statement afghans
For larger projects, the boxed frame instructions in the full pattern help maintain structure and consistency.
How are the squares joined in the blanket?
Squares are first joined into long strips, then the strips are joined together using an additional decorative joining element. After all strips are complete, the blanket can be extended and finished with a thick framed outer border.
Full joining notes are provided in the main blanket pattern.
Where can I get the full Boxed Flower Squares Blanket pattern?
You can find the complete pattern including:
- Boxed frame instructions
- All flower square variations
- Strip joining method
- Final framed border
- Blanket resizing notes
On the main Boxed Flower Squares Blanket pattern page



