The designs for the flower retrievers, as mentioned during the broadcast, were from Charlene Bailey (cb.) a Canadian designer based in the Toronto area: https://www.cbofficial.ca/
You may have seen the cb. appearing among the promotional ads during the Skate Canada Productions broadcast. I understand there was also a booth among those on the concourse.
Michelle Long (now competing occasionally as an adult skater) posted an Instagram story yesterday that credits her good friend Charlene Bailey -- here's a screenshot I shared today: https://twitter.com/SylviaUnseen/status/1719013820436226149