I too have found most of the Canadian tartans in PV at the local Fabric land. I have 4 yards of Maple Leaf (any Canadian should be proud to wear that one ) on the wall, and a NS and a NB fleece blanket in the pub (garage).

Here's a good reference for the Canadian tartans http://www.pch.gc.ca/progs/cpsc-ccsp/sc-cs/o6_e.cfm