'It's so important to me to know that she's a part of this with us, ' Meghan explained in the couple's official engagement interview, and true to her word, the 36-year-old is said to be paying some subtle tributes to Princess Diana on the big day, making her a part of the celebrations.
Harry & Meghan follows on the heels of the successful launch of Cocaine Godmother, starring Catherine Zeta-Jones, last year.
While we'll have to wait until the royal wedding kicks off on May 19 to see what Craddock creates, you can view some of her lovely designs from previous nuptials below.
In addition Mr Markle, 73, a retired Hollywood lighting director who now lives in Mexico, will be struggling with a knee injury at the wedding in St George's Chapel, Windsor on May 19.More news: Wall Street slides on tech rout, Nasdaq erases 2018 gains
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The royal wedding will take place among white garden roses, peonies and foxgloves, set off by branches of beech, birch and hornbeam.
Philippa Craddock said in a statement: "I am excited and honoured to have been chosen by Prince Harry and Ms. Meghan Markle to design and create their wedding flowers".
"@RoyalParks will supply some pollinator-friendly plants from their wildflower meadows that will be incorporated into the floral designs", the palace added.
"As we look to increase the volume of productions made available to our global clients, successes like this help guide our creative for the future to fill the needs of our broadcast partners", said Richard Tulk-Hart, managing director, worldwide content distribution and co-production at A+E Networks.