Colorado, already a national leader in hemp cultivation, is pushing forward with a plan to certify seed, in part to ensure THC levels, the active ingredient in marijuana, do not exceed legal levels.

Up to a dozen states could be voting on marijuana initiatives come November, but these three states are by far the most important for the industry.

The growing acceptance and legalization of marijuana is helping the U.S. cannabis industry expand well beyond niche status. It's forecast to pump from $24 billion to $44 billion annually into the country's economy by 2020, according to an industry publication.

New Orleans police will have even more leeway to issue citations for simple marijuana possession after the City Council voted 7-0 Thursday (March 17) to enact new standards aimed at reducing the number of arrests for low-level drug crime.

Once the Pennsylvania bill takes effect, nearly half of the states across the US will allow legal medical marijuana.

For once, there’s a bigger problem in New Zealand than its flag being confused with Australia’s: a chronic shortage of marijuana.

As the rest of the world watches President Barack Obama and Congress play tug-of-war with a U.S. Supreme Court nominee, the marijuana industry is paying close attention to the man at the center.

HARRISBURG — The House on Wednesday approved allowing the medical use of marijuana in Pennsylvania, sending the legislation to the Senate, which has approved medical cannabis bills in the past.

Supporters of the new push to legalize medical marijuana in Ohio have added several new medical conditions to a proposed constitutional amendment, including chronic traumatic encephalopathy, or CTE.