Hemp fascinates, intrigues, and divides opinion. Some immediately associate it with recreational cannabis, while others see it as a promising, eco-friendly, and versatile agricultural plant. Yet, beyond the clichés, hemp is first and foremost an ancient plant, cultivated for thousands of years for its fibers, seeds, oil, and today for its cannabinoids like CBD.
If you're looking to understand precisely what hemp is, how it differs from "classic" cannabis, why it's legal in France under certain conditions, and what role it plays in the modern CBD industry, you've come to the right place. Here's a comprehensive, scientific, and educational analysis.
1. Botanical definition of hemp
Hemp belongs to the botanical species Cannabis sativa L.The “L.” refers to Carl Linnaeus, the Swedish naturalist who classified the plant in the 18th century.
It is an annual plant of the Cannabaceae family.
Botanical classification
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Kingdom: Plantae
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Order: Rosales
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Family: Cannabaceae
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Genre: Cannabis
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Species: Cannabis sativa
The term “hemp” generally refers to varieties of Cannabis sativa selected for their low THC (tetrahydrocannabinol) content and used for industrial, textile, food or wellness purposes.
2. Hemp vs cannabis: what is the real difference?
From a scientific point of view, there are not two distinct plants. Hemp is cannabis. The difference lies in:
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Selected genetics
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The THC level
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The end use
In Europe and France, a plant is considered industrial hemp when it contains less than 0.3% THC.
Recreational cannabis , on the other hand, can exceed 15 to 25% THC.
What really changes
| Criteria | Industrial hemp | Recreational cannabis |
|---|---|---|
| THC | < 0,3 % | 10–25 % |
| CBD | Often high | Variable |
| Psychotropic effect | None | Yes |
| Use | Textiles, CBD, food | Recreational |
The distinction is therefore legal and chemical, not botanical.
3. Hemp morphology: understanding the plant
Hemp can reach between 1.5 and 4 meters in height depending on the variety and growing conditions.
The main parts
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Deep taproots
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Fibrous stem rich in cellulose
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Palmate, toothed leaves
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Flowers rich in trichomes
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Seeds (hemp)
Trichomes are microscopic resinous glands responsible for the production of cannabinoids and terpenes.
4. The hemp life cycle
Hemp is an annual plant, which means it completes its entire cycle in a single season.
Main steps
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Germination (3 to 7 days)
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Vegetative growth
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Pre-flowering
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Bloom
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Maturation
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Harvest
Photoperiod strongly influences flowering. When the days shorten, the plant enters its reproductive phase.
5. History of hemp across civilizations
Hemp has been cultivated for over 10,000 years.
Ancient China
The earliest traces date back to Neolithic China where it was used for:
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Textiles
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The paper
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Traditional medicine
Ancient Egypt
Traces of cannabis have been found in some mummies.
European Middle Ages
Hemp was strategic for:
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Marine ropes
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Boat sails
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The clothes
Until the 19th century, it was a major crop in Europe.
6. Hemp in France: a strong agricultural tradition
France is currently the leading European producer of industrial hemp.
The major regions:
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Champagne-Ardenne
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Pays de la Loire
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Brittany
French culture is framed by certified varieties authorized by the European Union.
7. Chemical composition of hemp
Hemp contains over 500 natural compounds, including:
Cannabinoids
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CBD
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CBG
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CBC
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CBN
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THCA
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traces of THC
Terpenes
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Myrcene
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Limonene
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Caryophyllene
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Pinene
Flavonoids
Specific antioxidant compounds such as cannflavins.
8. Hemp and CBD
CBD (cannabidiol) is one of the main non-psychoactive cannabinoids produced in the trichomes of flowers.
Modern varieties are selected for:
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Maximize CBD
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Minimize THC
CBD interacts with the human endocannabinoid system without causing a euphoric effect.
9. Industrial hemp: much more than CBD
Hemp is a multi-purpose plant.
Textile
Strong and environmentally friendly fibers.
Construction
Hempcrete (hemp + lime).
Food
Seeds rich in protein and omega 3.
Cosmetic
Hemp oil rich in essential fatty acids.
10. Hemp, an ecological plant of the future
Hemp offers major environmental advantages:
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Rapid growth
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Little water
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Few pesticides
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High CO₂ uptake
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Soil regeneration
It is considered a strategic sustainable crop in the ecological transition.
11. Current regulations in France and Europe
To be legal:
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Variety authorized by the European catalogue
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THC less than 0.3%
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Intended use
European case law has confirmed the free movement of legally extracted CBD.
12. Why hemp is often misunderstood
The confusion stems primarily from:
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The conflation with recreational cannabis
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Decades of prohibition
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From a lack of scientific education
However, industrial hemp has no intoxicating effect when it respects the legal threshold.
13. Outlook 2026 and beyond
The hemp and CBD market continues to grow in Europe .
Key trends:
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Innovative cannabinoids
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Organic farming
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Premium products
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Increased traceability requirements
Hemp is gradually establishing itself as a strategic raw material, at the crossroads of agriculture, natural health and scientific innovation.
FAQ – Frequently Asked Questions
Does hemp get you high?
No, as long as it respects the legal threshold of 0.3% THC.
Is hemp legal in France?
Yes, under strict conditions regarding THC levels and permitted varieties.
Is it possible to grow hemp at home?
Only authorized varieties and under regulatory conditions.
What is the difference between hemp and CBD?
Hemp is the plant. CBD is a molecule extracted from this plant.
Key points to remember
Hemp is a unique botanical plant with multiple uses, whose potential extends far beyond CBD. Industrial, ecological, nutritional, and scientific, it embodies a new generation of sustainable crops.
Understanding hemp is the essential foundation for understanding the complete world of CBD and cannabinoids.
To learn more: