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Marijuana: Medical and Retail: Home

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In reference to the drug - marijuana, cannabinoids, and cannabis.

In reference to the plant - Cannabis

  • Cannabis Sativa
  • Cannnabis Indica

Main chemicals:

  • THC (tetrahydrocannabinol, or delta-9-tetrahydrocannabinol)
  • CBD (Cannabidiol)

Colorado Laws and Regulations

Upcoming Conferences

CORE 2018 Cannabis Research Perspectives


Sat, November 3, 2018

7:30 AM – 5:00 PM MDT

University Of Colorado - Boulder SEEC

4001 Discovery Drive 

Boulder, CO 80303

Information and Registration

Past Conferences

Colorado Statistics and FAQs

Medical Marijuana - Colorado Amendment 20 was passed on November 7, 2000 allowing for the use of marijuana for patients with written medical consent.

  • The most reported conditions for medical marijuana are severe pain, muscle spasms, and severe nausea.
  • 66% of approved applicants are male.
  • The average age of all patients is 42.

Retail Marijuana -  Colorado Amendment 64 was passed on November 6, 2012, allowing adults 21-years of age and older to grow up to 6 cannabis plants (3 immature/3 mature) and legally possess up to one ounce of cannabis.

  • The purchase of recreation marijuana in the U.S. was banned 77 years ago.
  • In 2016, the state has collected $193,604,810 in marijuana taxes, licenses and fees.
  • A 2014 study showed demand for marijuana in the state amounted to about 280,000 pounds a year.





Sativa vs. Indica

Sativa vs Indica

Subject Guide

Marijuana and Public Health Symposium - March 7, 2014

Medical and Retail Marijuana

For Parents

For Schools

Other State Medical Marijuana Laws