Hemp vs Cannabis vs Marijuana: What Actually Separates Them

One Species, Two Legal Categories

Hemp and marijuana are not different plants. Both are Cannabis sativa. What separates them is a number written into legislation: the concentration of delta-9 THC the plant is allowed to contain. Below that threshold the plant is hemp and broadly lawful to cultivate and trade; above it, the same species becomes a controlled substance.

This is worth understanding precisely, because customers ask the question constantly and a confident, accurate answer at the counter builds more trust than any marketing claim.

Where the Threshold Sits

In the European Union the limit for industrial hemp cultivation has been set at 0.3% THC, having previously been 0.2%. Individual member states apply their own rules to finished products on top of that, and those rules are not uniform — some cap THC as a percentage of the finished product, others require that no THC be detectable at all.

Our country-by-country legal overview covers where the differences fall, and the legal guide on the blog goes into the detail per market. Treat both as a starting point rather than legal advice.

"Marijuana" Is a Regulatory Word, Not a Botanical One

There is no botanical category called marijuana. The term entered common use through drug policy rather than plant science, which is why most European industry and regulatory documents avoid it entirely and refer to cannabis, hemp, or specific cannabinoid content instead. If you are writing product copy, matching that convention makes you sound like a professional supplier rather than a novelty shop.

What This Means for the Product on Your Shelf

Because the plants are the same species, hemp produces the same families of compounds — cannabinoids, terpenes, flavonoids — just in different ratios. Hemp bred for CBD production is selected to express high CBD and minimal THC. That is why a CBD flower can look, smell and handle exactly like high-THC cannabis while remaining non-intoxicating and lawful.

It is also why the visual similarity causes practical problems. Retailers in several markets report roadside and inspection issues precisely because the material is indistinguishable by eye. This is the entire argument for keeping a certificate of analysis with your stock rather than filed away.

CBD, THC and the Other Cannabinoids

CBD and THC are the two best known of well over a hundred cannabinoids, but they are not the only ones with commercial relevance. CBG is the precursor compound from which the others are synthesised, and CBN forms as THC ages and oxidises. For a direct comparison of the two headline compounds, see our guide to CBD versus THC.

Practical Takeaway for Retailers

When a customer asks whether what you are selling is "the same as weed", the honest answer is: same plant, different chemistry, different legal status. That answer is accurate, it is easy to remember, and it does not overclaim. Everything else — potency, aroma, format — follows from the chemistry rather than the label.

Browse what that looks like in practice across our CBD flowers, resins and 0% THC line.

For the regulatory framing behind the EU hemp threshold, see the European Commission's overview of hemp in EU agriculture.