Caligula: The Plant Enthusiast?
A recent study has brought to light an unexpected aspect of Caligula, the notorious Roman emperor renowned for his madness and brutality. It appears he may have had an interest in plants, specifically their medicinal properties.
This new research, led by Trevor Luke, a classics professor at Florida State University, hinges on a lesser-known anecdote from Roman historian Suetonius, detailing an encounter involving Caligula and a sick senator.
The tale recounts how an unnamed Roman senator visited the Greek town of Antiquira, where he was treated with Hellebore, a now-toxic medicinal plant. Interestingly, this treatment wasn’t particularly costly, suggesting that knowledge of such plants made it to Antiquira and persisted there.
However, when the senator inquired whether he could extend his stay in Caligula’s vicinity, the emperor, infamous for his unsympathetic and ruthless demeanor, had him executed.
This story hints at Caligula’s knowledge of medicinal plants—something that Luke finds intriguing and discussed with Fox News Digital regarding his findings.
When asked if he was surprised by Caligula’s interest in plants, Luke’s response was, “Yes, no.” He explained that while Caligula was known for being a deadly poisoner, one might expect him to possess a keen understanding of toxic plant properties. Yet, this does fit within the narrative of ancient texts that often depicted cruel rulers and their families.
As Luke explored older sources and archaeological evidence, he found consistent indications of Caligula’s medical interests. Other ancient leaders, such as Mithradate Atalus III and Pergamon, shared a similar fascination with plants.
According to co-author Andrew Co, Antiquira might be likened to modern medical tourism centers like the Mayo Clinic, drawing distant visitors seeking treatment for serious ailments.
Luke emphasized that Antiquira was likely among the first destinations for medical tourists from Rome. It appears that healers in Antiquira used a locally-sourced plant, sesamoids, in their treatments, which were considered both effective and safe at the time.
So, could Caligula be seen as a “plant nerd” today? Luke mentioned he wasn’t particularly concerned about labels, but asserted that the emperor’s fascination with both the healing and harmful potential of plants was far deeper than a mere hobby. The context, particularly given the political strife of his time, could certainly have contributed to his apprehensions about poison and assassination.
Ultimately, Luke suggests a careful assessment of ancient texts like those of Suetonius, arguing that while they can be compelling, they also require a critical eye. He believes these narratives were often crafted to shock and captivate audiences, rather than present a straightforward depiction of reality.





