But Labor has no plans to legalise recreational cannabis, with leader Bill Shorten saying the party wanted to focus on removing regulatory road blocks for medicinal use.
The Greens policy says that in the United States nine states as well as the District of Columbia have moved to legalise cannabis. "As a drug and alcohol doctor, I've seen that the "tough on drugs" approach causes enormous harm".
All sales staff would be required to undertake a "responsible sale of cannabis" course, as well as mental health first aid training.
Senator Di Natale said nearly seven million Australians had tried or used cannabis, with consumption and drug possession-related arrests both on the rise.
"Prohibition has failed. Using cannabis remains illegal, but this has not stopped Australians from using it".
Under the minor party's plan, there would be strict penalties for people caught selling cannabis to minors.
It will call for a regulated cannabis market with retail shops to be established.
In a conversation with The Guardian, Mr. Natale discussed reforming Australia's archaic cannabis laws.
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"Banning cannabis hasn't reduced its use or availability yet it has distracted police from following up more serious crimes, harmed a lot of young people and helped make some criminals rich", Dr Wodak said.
So now, Di Natale is calling on "political parties of all stripes to join the Greens in committing to just legalise it" already.
All over the world, more and more drug-aware citizens are subscribing to the belief that marijuana use should be treated as a public health issue, rather than a criminal issue.
Right now, it accounts for the most illicit drug arrests across Australia, with arrests hitting a record high in 2015-16 at 79,643 people arrested.
He said that in a poll previous year 55% of Australians said they believed cannabis should be taxed and regulated like alcohol and tobacco.
According to the Green's proposals, a Government licence would be required to commercially cultivate cannabis plants - while personal cultivation would be restricted to "two plants per private residence". The plan would be expected to raise "hundreds of millions" of dollars for the budget.
Legalising cannabis also has the backing of the Australian public, with a 2017 poll of 1,000 people showing that 55 percent of Aussies support legalisation, with 26 percent opposing.