Photo: Urgamal Magsar https://www.inaturalist.org/people/urgamal, CC BY 4.0 (via Wikimedia Commons)
Siler
Saposhnikovia divaricata
Also known as Fang Feng, Siler Root, Ledebouriella Root, Saposhnikovia Root, Guard-Against-Wind
Key benefits
✦Traditional uses
✦Siler, known in Chinese herbalism as Fang Feng, or literally guard against wind, has been carried in the apothecary chest for over a thousand years as one of the essential herbs for meeting the change of season. Traditional Chinese medicine has long turned to its root at the first sign of a chill, a stiff neck, or an ache that seems to travel with the weather, folding it into formulas meant to fortify the body's outer defenses. It is perhaps best known today as one of three roots in Yu Ping Feng San, the Jade Windscreen formula, a blend traditionally taken to help the body stand firm against seasonal susceptibility. Herbalists have also valued it as a gentle mover, used in combination formulas for joint stiffness and topical itching.
How to grow & use it
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“For the drafty room, the turning season, and the ache that seems to travel with the weather.”
The name Fang Feng translates directly as guard against wind, a phrase coined centuries before anyone understood immunity, back when a sudden chill was thought to be an invading force the body needed a sentry against.
Siler root is traditionally avoided during pregnancy and by those with a history of excessive sweating, per Chinese medicine theory. It may interact with blood-thinning or immune-modulating medications and isn't given to infants or young children without professional guidance.