
Flag:
Royal Warrant of King Edward VII, May 30, 1905 assigning Arms and Banner
Act of Legislature assented to March 24, 1964

Arms:
Royal Warrant of King Edward VII, May 30, 1905
Gazetted, September 23, 1905. Augmented of crest and supporters by Vice-Regal Warrant of the Right Honourable Adrienne Clarkson, Governor General, April 26, 2002 Gazetted, December 20, 2003

Flower:
In Prince Edward Island, the lady's slipper was designated as the province's floral emblem in 1947. A more precise botanical name, Cypripedium acaule, was included in an amendment to the Floral Emblems Act in 1965.
The Prince Edward Island tartan, the red oak and the blue jay.