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**Some deliveries may incur additional carriage charges - Due to location or volume. (N.Ireland, Scottish Highlands, Isle Of Wight, etc)**

Flower Boxes

  • Available In a Letterbox Format

  • Supplied flat to minimize storage requirements

  • Light yet durable material to reduce weight in transit, and to reduce postage

  • 100% recyclable environmentally-friendly packaging  

  • Circular Hole Cut outs to ensure flowers can air during transit

  • These boxes are reversible. Brown or white on the inside, you decide !


588 x 174 x 33


599 x 228 x 165

Number of Packs


    Our postal flower boxes are perfect for those looking to send flowers in the mail. Protect your precious petals during transit, whether you’re sending a gift, or you run a bloom-based business. Crafted from eco-friendly and sustainably sourced materials, our packaging is 100% recyclable, so you can enjoy the convenience of an open flower box experience and effortless disposal.

    What are flower boxes?

    Flower postal boxes are a super easy way to transport delicate flowers, operating much like ordinary postal boxes but with special considerations to protecting blooms in transit, such as providing airflow. 

    What are flower shipping boxes made from?

    Our flower shipping boxes are made from either white or brown cardboard, which is plastic free, and 100% recyclable. 

    Why choose flower letterbox boxes?

    Designed in a letterbox format, these flat-packed boxes minimise storage space. The lightweight yet durable material reduces weight and postage costs. On the sides of each box, you’ll also find small cut-outs to ensure optimal airflow for your flowers. 

    What sizes are cardboard flower boxes available in?

    You can purchase our flower delivery boxes in one of the following sizes: 

    • 58.75cm x 17.5cm x 3.25cm
    • 60cm x 22.75cm x 16.5cm

    Why choose Challenge Packaging?

    Here at Challenge Packaging, you can find the perfect packaging for your home or business, with over 200 standard-sized boxes available, as well as next day delivery to ensure you get what you need quickly. Choose your cardboard storage with custom dimensions, the board grade and flute type that you require, with high-quality print options to align your packaging with your brand. 

    Sustainability is important to us, so you can rely on Challenge Packaging for cardboard packaging that can be reused and recycled. 

    Frequently Asked Questions

    Can flower boxes fit through a letter box? 

    We have flower boxes available that can fit through a letter box, yes! 

    Do flower boxes arrive flat? 

    Yes, they are shipped to your door flat for convenience. 

    What quantities are flower boxes available in?

    Our flower boxes come in packs of 25. 

    How should I assemble a cardboard flower box?

    Our flower boxes are simple to assemble - just fold along the lines as directed, and secure with packaging tape; just make sure you don’t cover the air holes!

    How quickly can I get flower boxes delivered?

    Orders that we receive and process before 3pm on weekdays are put on our 1-2 day delivery - you can have your order in no time.

    Is delivery free?

    Delivery is free for orders over £100. For orders under £100, delivery costs £12.50. 

    How do I choose the colour of my flower box? 

    Our white and brown flower boxes are reversible, simply assemble the box according to the colour you want on the outside.


    Technical Specification

    No specifications available.



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