Ian Power was among those in St John's, Newfoundland, to queue up before the ban on cannabis use was lifted.
Canada has become the second country after Uruguay to legalise possession and use of recreational cannabis.
Cannabis NL expected 22 stores to open on October 17, but not all opted to open in the middle of the night to commemorate the event.
If something overtly illegal happens at these stores, Shelkie says police will act on reports, but until the wrinkles of a new substance being legalized are ironed out, the RCMP will deal with the dispensaries how they have been already in conjunction with the City. "We're doing it because we know it's not good for our children", Prime Minister Justin Trudeau said on the eve of the reform.
"We heard from provinces and territories who told us they needed more time to transition to this new framework, so our government will continue to work in full partnership with them, to ensure the smooth and orderly implementation of this new law across Canada".
Canada's national approach has allowed for unfettered industry banking, inter-province shipments of cannabis and billions of dollars in investment - a sharp contrast with national prohibition in the United States.
Talks over legalising marijuana in Canada have been going on for a while now with the Senate voting 52-29 in favour of legalisation.
Individuals have been eligible to apply for a pardon through the Parole Board of Canada five years after the conviction is handed down.
In most of the country, the legal age will be 18 or 19, the same as for alcohol, but Quebec has promised to boost the cannabis consumption age to 21. California, the largest legal market in the USA, earlier this month became the first state with a law mandating expungement of criminal convictions for marijuana-related offenses that no are longer illegal.
As Canada welcomes legalization, supply shortages could develop, as happened in some USA states when legalization arrived.
The supply of recreational marijuana could be limited at least early on in some stores. "The prices are very comparable", Thomas Clarke, owner of THC Distribution store, said.
She doesn't expect to make much money off the pot itself, noting Newfoundland's 8 percent cap on retail pot profits. You can buy rolling papers, handheld vaporizers, bongs, pipes and all sorts of other paraphernalia. "That's not even paying someone's salary".