09/30/2026
Knowing an herbal action tells you what an herb can do. It doesn’t necessarily tell you which herb to choose. 🌿
Two herbs can share the same action and still be appropriate for completely different people, tissues, and patterns.
This is where herbal actions become much more useful.
“Nervine” is a huge category. I’m not just asking, what herb is good for anxiety? I’m asking what the nervous system actually needs.
Albizia is one I think about when the presentation needs more uplifting and movement, especially when there’s emotional heaviness or low mood.
Skullcap is very different. I think about it when someone is tense, wired, overstimulated, irritable, or simply cannot turn their nervous system down.
And milky oats? That’s where I’m thinking more about restoration. Someone who has been stressed for so long that they feel depleted, frayed, and exhausted may need something entirely different than someone who simply needs to be calmed in the moment.
They’re all nervines. They are not interchangeable. They are not “ this herb for stress or anxiety”, they are “ this specific herb for this specific presentation”
Even “expectorant” doesn’t tell me enough.
If the lungs are wet, boggy and rattling with mucus that isn’t moving well, I might choose a more stimulating expectorant, such as elecampane.
But if the cough is dry, irritated and the mucus is thick or difficult to move, I may want a soothing expectorant instead, such as marshmallow.
Same general action. Completely different tissue states.
Not mullein or wild cherry bark for every cough.
I used to think about astringents primarily as “drying herbs,” but that misses what makes them interesting.
Astringents tighten and tone tissue.
So I might think about yarrow where tissue is lax, boggy, bleeding or excessively secreting. But that drying quality also matters. If someone is already constitutionally dry or the tissue is dry and irritated, piling on a strong astringent may be exactly the wrong direction.
The question isn’t simply “Is there too much moisture?” It’s also “What is the condition of the tissue?”
Rhodiola is very drying, it works well to dry up tissues and tone, but in a very dry person, lik