10 Ways to Reduce Mold in Your Grow

Regardless of whether your grow is indoor or in a greenhouse, mold is a factor that all cultivators must consider. Photo credit: Steep Hill- a petri dish of mold growth from tested cannabis After weeks of careful tending, pruning and watering to encourage a strong harvest, all cultivators are looking […]

Microbiology 101 Part One

I have been studying microorganisms for over 35 years, and the elusive critters still fascinate me! Here in Microbiology 101, I write about the foundation of knowledge on which all microbiologists build. You may have a general interest in microbiology or have concerns in your operation. By understanding microbiology, you […]

Colorado Issues Recall, Pesticides Found In Cannabis

Last week, the Colorado Department of Revenue (DOR), the Colorado Department of Agriculture (CDA) and the Colorado Department of Public Health and Environment (CDPHE) announced a health and safety advisory for a large number of cannabis products grown and produced by Tree of Wellness Inc., doing business as Tree of […]

Canadian Company Recalls Contaminated Cannabis

Broken Coast Cannabis Ltd., a cannabis business located on Vancouver Island, issued a voluntary recall of three cannabis lots due to the detection of pesticides. According to the safety alert published on Health Canada’s website, the voluntary Type III recall follows an inspection of the facility back in March of […]

Clear vs. Pure: How Fallacies and Ignorance of Extraction Misrepresent the Cannabis Flower

Demand for cannabis extracts, in particular vaping products, is at an all-time high. People want good oil, and they want to know something about the quality of it. It is therefore time to take a step back and consider the process from plant to cartridge. What is the current industry […]

Applications for Tissue Culture in Cannabis Growing: Part 3

In the first part of this series, we introduced some relevant terms and principles to tissue culture micropropagation and reviewed Dr. Hope Jones’ background in the science of it. In the second part, we went into the advantages and disadvantages of using mother plants to clone and why tissue culture […]

Implementing a HACCP Plan in Cannabis Processing

Hazard analysis and critical control points (HACCP) is a robust management system that identifies and addresses any risk to safety throughout production. Originally designed for food safety through the entire supply chain, the risk assessment scheme can ensure extra steps are taken to prevent contamination. The FDA as well as […]

Quality Controls and Medical Cannabis: What We Can Learn from Pharma

When we discuss growing and producing medical cannabis, we must think of it as a medicine. By definition, it is a substance intended to assist you with a medical condition, to help you feel better and not harm you. Drugs produced in the pharmaceutical industry go through extensive quality controls […]

Colorado Issues Safety Advisory Over Pesticide Contamination Concerns

The Colorado Department of Revenue (DOR), in conjunction with the Colorado Department of Agriculture (CDA) and the Colorado Department of Public Health and Environment (CDPHE) issued two public health and safety advisories this morning after they identified pesticide residues on dried cannabis flower, trim, concentrates and infused products, according to […]

OLCC Issues First Recreational Cannabis Recall for Oregon

On March 18th, the Oregon Liquor Control Commission (OLCC) issued its first recall for recreational cannabis products. The recall, according to the press release, occurred because an unnamed wholesaler sent cannabis products to a retailer before the pesticide test results were entered into the OLCC Cannabis Tracking System (CTS). Photo: […]