Hi,

I would guess because its the origonal or standard of that strain,
like aghani #1.

The skunk variants could be called #2, #3 etc but its a bit boring and non-descriptive so it make sense to call them for exmple...skunk-berry or skunk-kush or whatever to give a clue as to what they are.
babystarbud Reviewed by babystarbud on . Skunk No. 1, why the 1? I haven't personally heard of Skunk No. 2 so why the No. 1? Rating: 5