Below is a breakdown of the top cannabis news stories for July 27, 2026, with each title linking to a full article. The Marijuana Herald publishes a new edition every weekday at around 3 p.m. Pacific Time. This, and future editions, can be found by clicking here.
Vireo Growth to Acquire Planet 13 Holdings
Vireo Growth has agreed to acquire Planet 13 Holdings, adding major operations in Nevada and Florida. Including other pending transactions, Vireo expects to operate approximately 265 dispensaries across 15 states.
Glass House Brands Hires Former DEA Official to Advise on Potential Interstate Marijuana Commerce and Exports
Glass House Brands has hired former DEA official Matt Murphy to help develop compliance systems for potential interstate marijuana commerce and international exports. Such activity remains generally prohibited under current federal law.
Study Finds Blocking Growth Hormone Pathway Makes Cannabis Plants Shorter While Increasing Cannabinoid Concentrations
Suppressing the gibberellin growth hormone pathway made cannabis plants 66.8% shorter while increasing total cannabinoid concentrations by 78.6%. Researchers said the findings could support the development of semi-dwarf varieties that devote more resources to flower production.
SNDL-Backed Entity Acquires 56 Parallel Cannabis Locations Across Florida, Texas and Massachusetts
An entity backed by SNDL’s Sunstream joint venture has acquired 56 Parallel cannabis locations and three cultivation and manufacturing facilities across Florida, Texas and Massachusetts. The acquired operations generate approximately $150 million in annualized revenue.
Study Finds THC-CBD Medicine May Improve Several Multiple Sclerosis Symptoms Beyond Spasticity, Including Sleep, Bladder Function and Walking Ability
A review involving nearly 3,000 patients found that the THC-CBD medicine nabiximols may improve sleep, bladder function, walking ability and muscle spasm severity among people with multiple sclerosis. Researchers said larger clinical trials are needed to confirm the findings.
Oakland Ballers Baseball Team to Become Oaksterdam Blazers for Marijuana-Themed Game on July 31
The Oakland Ballers will temporarily become the Oaksterdam Blazers for a marijuana-themed baseball game on July 31. The promotion, developed with Oaksterdam University, began as an April Fools’ joke before receiving strong support from fans.
CBD Nanoparticles Improve Memory and Reduce Alzheimer’s-Related Brain Damage
Delivering CBD through human serum albumin nanoparticles improved its ability to reduce Alzheimer’s-related damage in cell and animal models. Treated mice performed better in memory tests and had lower levels of amyloid beta and inflammatory markers in the brain.
