Cannabis Science

How to Read a Cannabis Certificate of Analysis (COA) Without a Lab Degree

Ever scan a QR code on a cannabis package, open the lab report, then close it right away because it

MJP Editors MJP Editors Tags:

Water activity (Aw) on cannabis flower tests, what the number means for mold risk and shelf life

A cannabis flower jar can feel “dry enough” and still be risky. Another jar can feel sticky and still pass

What A “Full Panel” Cannabis Lab Test Really Includes, State by State

If you buy or sell legal cannabis, you see the phrase “full panel tested” everywhere. It sounds reassuring, but what

The Cannabinoids Part 2: Canna-What?

A quick guide through nature's mysterious healing compound The medical industry has discovered a new strain of chemical compounds that

Cannabis Pesticide Testing: How To Read The Safety Section Of Your COA

Ever scanned a QR code on a cannabis package, opened the lab report, and felt totally lost? You are not

How Canadian Cannabis Labs Actually Test For Potency, Terpenes, And Contaminants

If you buy legal weed in Canada, every product you see went through a lab. Those THC and CBD numbers

What “ND” really means on a cannabis COA, plus LOD vs LOQ in plain English

If you’ve ever scanned a cannabis COA and felt confident because you saw “ND,” you’re not alone. “ND” looks like

How To Tell If Your Cannabis COA Is Too Old To Trust

You scan a jar of flower, pull up the lab report, and see a test date from last year. Is

Moisture content vs water activity in cannabis flower, why both show up, and how to use them together

If you’ve ever stared at a COA and wondered why moisture content looks fine, but the cannabis water activity number

Cannabis News

Most Popular in This Month

TJ and Jesse Mizell Launch Cannabis Line JAM MASTER JAYS

“It's Christmas time in Hollis QueensMom's cooking chicken and collard greens”Run-D.M.C. One of many memorable songs, “Christmas in Hollis” was my introduction to Run DMC.

Cannabis Community

Will The Supreme Court End Federal Marijuana Prohibition? Inside Canna Provisions Inc. v. Garland

On December 15, 2025, the United States Supreme Court is set to decide one simple but huge question: will it

Why two COAs for the same product can look different (sampling, test methods, and lab math)

Ever had a customer forward a second COA and ask, “Why is this different from yours?” It can feel like

Cannabis Seed Strains From Beginner To Expert Level

Picking the best marijuana strain for growing preference all begins with the selection of marijuana seeds. Fortunately, newbies and expert

Hemp Production in the United States; The Fight Against Global Warming

Cannabis Prohibition Marijuana was increasingly criminalized throughout the early 1900s until 1937 when the Marijuana Tax Act effectively rendered marijuana

CannabisPlanet.com’s Chef Mike Delao joins MaryjanesPost.com

When it comes to Cannabis, I’ve been doing this a long time.  I have done every realm of job in

Chef Mike DeLao Chef Mike DeLao

Residual Solvents In Vape Carts: How To Tell If Your Lab Report Shows Safe Levels

Ever scanned a vape cart lab report and felt like you were reading another language? You are not alone. Those

Benefits of CBD for Cancer Patients

Cannabidiol offers a multitude of health benefits. So many, in fact, that it has been called a miracle compound. Also known as CBD,

MJP Editors MJP Editors Tags:

Australia: Bringing Regulatory Oversight for Non-Compliant Medical Marijuana Product Advertisements

TGA or the Therapeutic Goods Administration is reviewing complaints made against medical cannabis companies using non-compliant advertising. According to a

MaryJane’s Post Featured in Feedspot’s Top 100 Marijuana Blogs Ranking

Update: Mary Jane's Post is now ranked 56. Help us rank in the Top 25! by sharing this article. MaryJane's

Must Read

Most Popular in This Month
- Advertisement -