Hemp vs Marijuana: What are the key differences?

Posted by Mari L. Miljour, Manager and COO on 15th Aug 2023

The cannabis plant, known scientifically as Cannabis sativa, encompasses a diverse range of varieties, each with distinct characteristics and purposes. Two prominent varieties within this genus are hemp and marijuana. While both belong to the same botanical family, Cannabaceae, they differ significantly in terms of their chemical composition, uses, legal status, and cultivation practices.

One of the primary differences between hemp and marijuana lies in their respective chemical compositions, particularly concerning the concentration of key cannabinoids. Tetrahydrocannabinol (THC) and cannabidiol (CBD) are two well known cannabinoids found in both plants, but their proportions differ drastically.

Marijuana plants are cultivated for their elevated THC content, the psychoactive compound responsible for the plants euphoric effects. THC levels in marijuana can range from 5% to 30% or even higher, influencing cognitive and sensory perceptions.

Conversely, hemp plants are characterized by their minimal THC content, typically falling below 0.3% in the United States. This minute THC concentration ensures that hemp products do not induce the intoxication associated with marijuana use. Hemp's CBD content, however, is considerably higher than that of marijuana. CBD is renowned for it's potential therapeutic benefits, such as reducing anxiety, inflammation, and pain. Hemp derived CBD products offer an alternative approach to wellness without inducing psychoactive effects.

The applications of hemp and marijuana diverge due to their distinct chemical profiles. Marijuana is commonly consumed recreationally for it's psychoactive properties. It has also shown promise in medical applications, particularly in managing chronic pain, nausea, and certain neurological disorders. However, due to it's high THC content, it's legality and usage are subject to stringent regulations in many parts of the world.

Hemp, with it's negligible THC content, has a broader array of applications. Historically used for textiles, paper, and building materials due to its durable fibers, hemp has gained renewed attention in recent years. Hemp seeds, rich in protein, essential fatty acids, and other nutrients, are considered a superfood. Additionally, hemp derived CBD products have surged in popularity, offering potential health benefits without the associated psychoactivity.

The legal status of hemp and marijuana is a critical distinction that varies globally. Due to it's psychoactive effects, marijuana remans a controlled substance in many jurisdictions. However, an increasing number of regions are legalizing marijuana for medical and even recreational use, altering the sociopolitical landscape surrounding this plant.

Conversely, hemp's legal status has evolved significantly. Recognizing it's industrial applications, many countries have legalized hemp cultivation for fiber, textiles, and seed production. The passage of legislation, such as the 2018 Farm Bill, has enabled the legal cultivation and distribution of hemp derived products containing less than 0,3% THC. Meaning, anything from the hemp plant is federally legal in the United States.

Cultivation practices for hemp and marijuana plants also diverge due to their intended uses and chemical compositions. Marijuana plants are often cultivated indoors under carefully controlled conditions to optimize THC production. Conversely, hemp is more resilient and less demanding in terms of care, making it suitable for outdoor cultivation. It's rapid growth and versatility make it an environmentally friendly option for various applications.

In conclusion, hemp and marijuana are distinct varieties of the cannabis plant with divergent characteristics and implications. The variance in chemical composition, applications, legal status, and cultivation practices underscores their unique roles in society. Hemp's resurgence in industrial and wellness sectors, driven by  it's high CBD content and minimal THC concentration, exemplifies the dynamic interplay between science, culture, and policy. Understanding these differences is paramount for informed decision making, whether it pertains to health, agriculture or legislation.