Why marijuana concentrates are cause for confusion

Advanced Medical Alternatives yanks pot concentrates in state’s 11th recall

Denver marijuana business Advanced Medical Alternatives is voluntarily recalling 133 individually packaged grams of cannabis concentrates because they contain potentially dangerous pesticides banned for use on pot plants in Colorado. It’s the city’s 11th pesticide-related recall of cannabis products in three months.

Top FBI official Chuck Rosenberg appointed as new DEA chief

Update: Push for DEA chief to resign over his medical marijuana remarks

In his black-and-white assessment of medical cannabis, DEA chief Chuck Rosenberg also contradicted one of the most important and thorough evaluations of marijuana’s medical applications — an exhaustive analysis published in the Journal of the American Medical Association in June.

Denver recall for TruCannabis products over pot pesticide concerns

Two Denver marijuana cultivation facilities voluntarily recalled a wide-ranging group of products Wednesday because of pesticide residues. The products tested positive for three pesticides the state says cannot be used to grow marijuana.

Snoop Dogg rolls out a weed-friendly lifestyle website: Merry Jane

Snoop Dogg’s latest weed-centric business venture may sound familiar to those who visit The Cannabist. The rap mogul is teaming up with entrepreneur Ted Chung to launch the Merry Jane media platform, which will feature original videos and “a cross-section of cultural and lifestyle features, along with the latest cannabis policy,…

Mark Twain San Francisco

Mark Twain’s 1865 hashish escapade inspires revisit

An 1865 San Francisco newspaper report of author Mark Twain’s ‘Hasheesh mania’ recalls high times not unlike today. Exactly 150 years later, well-appointed dispensaries and a vast array of concentrates have given new meaning to the Gold Rush.

Colorado marijuana tax: Get ready for one-day break Sept. 16

Get ready for one-day tax holiday on Colorado weed

How many cannabis consumers will take advantage of the pot price break Sept. 16? Colorado’s unusual tax law is forcing the state to suspend taxes on recreational marijuana for one day. For pot retailers, the holiday poses a bizarre supply dilemma.

Sour Chunk (marijuana review)

Aromas of nutty chocolate and fresh roasted coffee beans make this mentally engaging hybrid a standout for 2015.