The Tree Everyone Curses, and Almost Nobody Understands
If you grew up in the South, you know the sweet gum tree. You probably know it best as the source of those spiky brown balls that litter your yard every fall, the ones that twist your ankles, clog your gutters, and make you wish the tree had never been planted. What most Southerners don't know is that the same tree they've been cursing for years is one of the most useful medicinal plants in North America, with a history of human use going back thousands of years.
A Tree With Deep Roots in Southern Medicine
The sweet gum tree (Liquidambar styraciflua) is a native North American hardwood that grows abundantly across the Southeast, including right here in Alabama. Native American tribes including the Cherokee used the leaves, bark, resin, and seed pods to treat everything from wounds and coughs to stomach problems and inflammation. The resin of the tree, known as storax, was one of the earliest known antiseptics in the Americas and has since been shown in laboratory studies to be effective even against multidrug-resistant bacteria.
Southern folk herbalists carried that knowledge forward for generations. In Appalachia and across the Deep South, sweet gum balls and bark preparations were a standard part of the home medicine cabinet long before anyone understood the chemistry behind why they worked.
What Modern Science Found Inside
When researchers began studying sweet gum more closely, they found something notable. The seed pods, particularly the infertile seeds inside the green balls, are a natural source of shikimic acid, the same compound that pharmaceutical companies extract from star anise to manufacture widely used antiviral medications. Published research in peer-reviewed journals has confirmed that sweet gum (Liquidambar styraciflua) is a renewable domestic source of shikimic acid, with infertile seeds yielding concentrations of up to 6.5% by dry weight. For a deeper look at the compound itself and other plants that contain it, see our full shikimic acid overview.
Beyond shikimic acid, research has shown that sweet gum extracts have antiviral activity in laboratory studies, working through some of the same biological mechanisms that pharmaceutical antivirals target. The tree also contains terpenes, flavonoids, gallic acid, and salicylic acid compounds that have shown antioxidant, anti-inflammatory, antimicrobial, and antifungal properties in laboratory studies. Extracts from sweet gum seeds have even shown anticonvulsant effects in research, suggesting potential applications well beyond antiviral support.
Important note: Shikimic acid is a plant compound used in pharmaceutical manufacturing, not a finished drug itself. We make no claims that sweet gum extract treats, cures, or prevents any disease. Always consult a qualified healthcare provider before using any herbal preparation.
Why the Green Balls Matter
Timing of harvest makes a significant difference in the potency of sweet gum preparations. The green, immature seed pods, collected before they dry, brown, and fall, contain the highest concentration of shikimic acid and active compounds. Research confirms that young seeds have a higher concentration of shikimic acid than older seeds, seed hulls, stems, or bark. Once the balls dry out and hit the ground, much of that medicinal value is gone. This is why we harvest in season, by hand, while the balls are still green.
How We Harvest at Mayim Farm
We've farmed this land in Alabama since 2011. Sweet gum trees grow wild across our property and our neighbors' land throughout the area, trees that have never been sprayed, fertilized, or chemically treated in any way. We wild harvest the green seed pods by hand each season, then tincture them slowly in alcohol to extract the full spectrum of beneficial compounds the tree has to offer.
What starts as the most despised tree in the Southern yard becomes, in our hands, one of the most interesting plants we work with. A nuisance to medicine, from the same land we've been farming for over a decade.
Frequently Asked Questions
What are sweet gum balls good for?
Sweet gum balls, specifically the green, immature seed pods harvested before they fall, are a natural source of shikimic acid and a range of antiviral, anti-inflammatory, and antimicrobial compounds. They've been used in Southern and Native American folk medicine for centuries. Modern research has confirmed the presence of bioactive compounds that work through mechanisms similar to those targeted by pharmaceutical antivirals.
What is shikimic acid and why does it matter?
Shikimic acid is a plant compound that pharmaceutical manufacturers use as a starting material to produce widely used antiviral medications. It's found in star anise, sweet gum seed pods, and a handful of other plants. Sweet gum is one of the few renewable domestic sources available in the United States. For a full explanation of what shikimic acid is and where it comes from, see our shikimic acid overview.
Can you make medicine from sweet gum balls?
Sweet gum ball extracts have a long history in traditional medicine, and modern research has confirmed that the seed pods contain active compounds with antiviral, antimicrobial, and anti-inflammatory properties in laboratory studies. We produce a small-batch tincture from wild-harvested green sweet gum balls here in Alabama. We make no claims that it treats or prevents any disease.
When should you harvest sweet gum balls?
Green, immature seed pods, collected before they brown and fall, have the highest concentration of shikimic acid and active compounds. Once they dry out and hit the ground, much of that potency is gone. We harvest by hand during the green season each year.
Is sweet gum the same as star anise for shikimic acid?
Both are natural sources of shikimic acid. Star anise has historically been the primary commercial source used in pharmaceutical manufacturing. Sweet gum is a North American alternative that research has confirmed contains comparable concentrations of shikimic acid in its immature seed pods. We make extracts from both: our Sweet Gum Ball Extract from wild-harvested Alabama sweet gum, and our Star Anise Extract from whole star anise pods.
Our Sweet Gum Products
Our wild-harvested Sweet Gum Ball Extract is made from green sweet gum balls collected right here in Alabama, slow-extracted in small batches with no additives or fillers. It's one of our most unusual products, a wild-crafted American herbal extract that you won't find at any chain supplement store.
We also make a Star Anise Extract, slow-extracted here on the farm from whole star anise pods. Star anise is the plant the pharmaceutical industry relied on before supply chains buckled in 2005. Both extracts are small-batch tinctures packaged here at the farm.
Browse all shikimic acid products or shop our full immune and antiviral support collection.
Read more about shikimic acid, what it is, and why it matters