Try Whatcom Seeds Co. - 5 seed for $4.94, that's where I got mine (only 2 germinated and of those only 1 actually grew, but that survivor is now almost a year old
Whatcom Seed Company - Catalog of Rare, Exotic, Unusual Garden Seeds
....as Olafhenny said, getting seeds into Canada is actually not difficult, you just have to have LOTS of patience.......