The 2018 Farm Bill: The USDA's Accidental Gift to the Cannabis Industry
Jan 29, 2025
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Stem & Spark

The 2018 Farm Bill: The USDA's Accidental Gift to the Cannabis Industry
Let’s take a moment to thank Congress for doing something right for once (sort of). In 2018,
lawmakers passed the Agricultural Improvement Act, affectionately known as the 2018 Farm
Bill. While most of the bill is about boring stuff like crop insurance and rural broadband, it also
inadvertently cracked open the door for the cannabis industry in a way that no one was quite
ready for—least of all the government.
At its core, the 2018 Farm Bill legalized hemp, which is defined as cannabis with less than 0.3%
THC (delta-9 tetrahydrocannabinol, the compound that makes you fun at parties). By separating
hemp from marijuana in the Controlled Substances Act, this little provision turned the cannabis
industry into a Wild West gold rush—minus the spurs and ten-gallon hats.
What Did the 2018 Farm Bill Actually Do?
To keep it simple, the bill:
Legalized hemp cultivation at the federal level. Hemp is no longer a Schedule I controlled substance. Farmers can now grow it as freely as corn or soybeans (but it’s still way cooler).
Defined hemp as cannabis with less than 0.3% delta-9 THC. Yes, that 0.3% number was chosen completely arbitrarily, but it’s fine; science can be flexible when Congress is involved.
Created a regulatory framework. States could submit hemp production plans to the USDA for approval, as if bureaucracy and cannabis were ever a great combo.
Why Does This Matter to the Cannabis Industry?
Here’s where it gets interesting. The hemp loophole opened the door for the rise of
“hemp-derived cannabinoids.” Ever heard of delta-8 THC? THC-A? Those aren’t just random
alphanumeric codes—they’re legal(ish) products thanks to the Farm Bill. The cannabis industry
took one look at the law and thought, “Challenge accepted.”
While delta-9 THC gets all the attention for its psychoactive effects, hemp-derived cannabinoids
like delta-8 THC and THC-A quickly became the industry’s clever workaround. Since they’re
technically derived from hemp and (if you squint) meet the “less than 0.3% delta-9 THC”
requirement, they’re legal under federal law. States, of course, have scrambled to ban or
regulate these products, but it’s been like a game of legislative whack-a-mole.
The Rise of Hemp-Derived Cannabinoids
Delta-8 THC, often referred to as “diet weed” (though no one’s losing weight here), offers a
milder high than delta-9 THC. THC-A, meanwhile, is non-psychoactive in its raw form but can
convert into good old delta-9 THC when heated. Guess what? Both can be extracted fromhemp, processed into products, and sold legally in many states. Cue the explosion of vape
cartridges, gummies, and tinctures lining store shelves.
The Farm Bill’s vague wording gave the cannabis industry the green light to innovate—and by
innovate, I mean find every possible way to get around federal THC restrictions. Unsurprisingly,
this has made some regulators and lawmakers uncomfortable, which is why the legal landscape
for hemp-derived cannabinoids changes faster than your favorite budtender’s new haircut.
Economic Impacts
Thanks to the 2018 Farm Bill, the hemp industry boomed practically overnight. Farmers flocked
to hemp cultivation, hoping it would be the next cash crop. By 2019, the U.S. was growing over
500,000 acres of hemp. However, the hype quickly led to an oversupply crisis, with prices for
hemp biomass plummeting. Turns out, not everyone needs industrial quantities of CBD or
delta-8.
Despite these market hiccups, the cannabis industry’s innovation kept cash flowing.
Hemp-derived cannabinoids gave small businesses, startups, and dispensaries new products to
sell, creating jobs and injecting billions into the economy. The Farm Bill effectively legitimized a
corner of the cannabis market, even if that wasn’t exactly the intention.
Challenges and Controversies
Of course, not everything about the Farm Bill has been smooth sailing. For starters, the 0.3%
delta-9 THC limit is arbitrary and outdated. It’s like saying you can legally own a pet tiger as long
as it’s under 30 pounds. Good luck enforcing that. Testing inconsistencies and lack of
standardization mean hemp growers often face uncertainty about whether their crops will pass
inspection. If THC levels creep above the limit—even by a fraction—their entire crop can be
destroyed.
Then there’s the regulatory confusion. The Farm Bill left much of the enforcement and oversight
up to states, creating a patchwork of laws that’s about as organized as your stoner roommate’s
sock drawer. Some states embraced hemp with open arms, while others slapped down bans on
products like delta-8 THC faster than you could say “loophole.”
So, What’s Next?
The 2018 Farm Bill may have been the accidental catalyst for the modern hemp and cannabis
industry, but its days are numbered. Congress is already debating updates for the next Farm
Bill, and you can bet that hemp-derived cannabinoids are on the chopping block for stricter
regulation. Will they raise the THC limit? Close the loophole? Introduce even more confusing
rules? Only time will tell—and by time, I mean the next round of government gridlock.
In the meantime, the cannabis industry will keep doing what it does best: finding creative ways
to stay ahead of the law while delivering the products consumers demand. Because if there’sone thing we’ve learned from the 2018 Farm Bill, it’s that where there’s a loophole, there’s a
way.
Final Thoughts
The 2018 Farm Bill wasn’t just a piece of legislation—it was a Pandora’s box for the cannabis
industry. It gave us CBD lotions, delta-8 edibles, and THC-A flower, all wrapped up in a legal
gray area that’s equal parts frustrating and fascinating. For cannabis enthusiasts, it’s been a
wild ride. For the government, it’s been a regulatory headache. And for the industry? It’s been
nothing short of transformative.
