Educational information, not medical advice — ask your doctor or midwife.
Trailing arbutus is a low, creeping evergreen plant of eastern North America. Its dried leaf was brewed as a folk tea. American folk healers called it "gravel plant" and used it for urinary complaints.
The leaf holds arbutin, the same compound found in uva-ursi. That shared chemistry is why the two plants were used in similar ways. Trailing arbutus is also known as mayflower or ground laurel.
There are no human trials of this plant. Long folk use tells you people trusted it; it does not show that it works or that it is safe. Treat any strong claim you read about it with care.
The plant is now scarce in the wild. It is legally protected in many US states and Canadian provinces.
The proposed action is on urine, not on stones themselves.
The leaf holds arbutin. In the body, arbutin is broken down into hydroquinone. Some of that hydroquinone leaves the body in urine.
In laboratory tests, hydroquinone slows bacteria linked to bladder infections. Nearly all of that work used uva-ursi or pure arbutin. Whether it happens in a person drinking trailing arbutus tea has not been shown.
Old writers called the plant a "solvent" for gravel. There is no evidence that it dissolves stones or sand in the urinary tract.
The leaf is also rich in tannins. Tannins bind to the surface of tissue and make it feel tight and dry. That is a chemical property, not a proven treatment effect.
Trailing arbutus is hard to buy today, and that is partly on purpose.
Forms you may still meet: - Dried loose leaf, brewed as a tea. - A tincture, which is an alcohol extract of the leaf. - A minor ingredient in old "gravel" or "kidney" herb blends.
Quality control is poor. Labels often do not say how much leaf is inside. Some products sold as gravel plant contain uva-ursi or other herbs instead.
Wild-picked leaf is a separate problem. Taking the plant from the wild is illegal in many areas.
Trailing arbutus was a minor plant in 19th-century American medicine. Eclectic doctors listed it as a urinary remedy in their dispensatories. The nickname "gravel plant" comes from that period.
Several Native nations used the leaf earlier. Recorded uses include kidney complaints, stomach pain, diarrhoea and colds. These are records of past practice, not approved treatments.
Interest faded as the plant grew rare. It became the state flower of Massachusetts and a protected species in several places. By the 20th century it was mostly a curiosity in herb books.
Stop and see a doctor if your symptoms are not clearly better within two days.
Seek care the same day for any of these: - Fever, chills or shaking. - Pain in your back or side. - Blood in your urine. - Vomiting, or being unable to keep fluids down. - Passing little or no urine.
Get emergency help for yellow skin or eyes, severe belly pain, or swelling of the face, lips or throat. Call your doctor before using this herb if you take any prescription medicine.
In the United States it is not an approved medicine. It may be sold, rarely, as a herbal supplement. The wild plant is protected in many US states and Canadian provinces, so picking or digging it can break the law.
Evidence grades and traditional-use labels are explained in our methodology. Nothing here is medical advice.
Reviewed by the HealisticMD editorial team How we grade evidence →
The published evidence for Trailing Arbutus is weak or absent. That usually means no controlled trial has tested it, not that a trial found it ineffective — the two are different, and we grade only what has been published.
What it is typically used for, usual dose, cautions, and the study behind it where real trial data exists.
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