Boneset Plant Care
Eupatorium perfoliatum L.
Updated · Sources · How we source care data
This plant features unique, opposite leaves that appear to be perched on top of the stem. Originating from North America, it is highly sought after by plant collectors for its ability to attract butterflies and other pollinators to the garden. Its distinctive appearance and ecological benefits make it a valuable addition to any collection.
Every 7–10 days
Full sun to partial shade
60–80°F
40–70%
At a glance
How do you care for Boneset?
Water Boneset every 7–10 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 60–80°F (16–27°C) and 40–70% humidity. Fertilize it every 4 months during the growing season.
Where Is the Boneset Native To?
What Is the Boneset?
Boneset (Eupatorium perfoliatum) belongs to the Asteraceae family within the Eupatorium genus. Boneset is native to the Eastern United States and Canada, widespread from Nova Scotia to Florida, west as far as Texas, Nebraska, the Dakotas, and Manitoba. Boneset is also known as Thoroughwort, Indian Sage, Feverwort.
Boneset displays an upright, bushy perennial growth habit, reaching up to 3 ft tall with a spread of approximately 2 ft. Boneset produces clusters of small, fluffy white or pink flowers.
Leaf size: approximately 6 inches.
How Often Should You Water a Boneset?
Eupatorium perfoliatum requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 7–10 days
Let soil partially dry between waterings
What Light Does the Boneset Need?
Boneset thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Boneset Prefer?
Eupatorium perfoliatum grows best at temperatures of 60–80°F. Boneset prefers humidity levels of 40–70%.
Temperature
60–80°F
Humidity
40–70%
What Soil Mix Works Best for a Boneset?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Boneset to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Boneset?
Feed Boneset every 4 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 4 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Boneset?
Repot every 2-3 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Boneset?
Boneset can be propagated through seeds, division of rootball. Similar propagation techniques also apply to white thoroughwort plant care, which shares the same genus.
Is the Boneset Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Boneset, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Boneset?
Boneset is susceptible to aphids, spider mites, powdery mildew. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Boneset Need?
Boneset grows outdoors in USDA Zone 3a – 9b. It survives winters down to planting zone 3a. Boneset is native to the Eastern United States and Canada, widespread from Nova Scotia to Florida, west as far as Texas, Nebraska, the Dakotas, and Manitoba.
Hardiness Zone
Zone 3a – 9b
Keep exploring plants
Boneset is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Eupatorium genus — compare its care with other Eupatorium species on PlantoScan.
Eupatorium is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Boneset thrives in bright light and direct sun — see other bright-light plants.
More Eupatorium Species
Other Eupatorium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Eupatorium perfoliatum L., family Asteraceae (first published in Sp. Pl. : 838 (1753)) — World Flora Online record, IPNI name record, Wikidata.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Boneset, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 3a – 9b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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