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Boneset, flat-topped clusters of fuzzy white flowers with a wasp feeding

Plant profile

Boneset

Eupatorium perfoliatum

Put the name aside—this is a pollinator magnet.

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Highlights

Forget the strange and macabre name (we’ll tell you where it comes from in a minute). Bonesets are tremendous flowers—tall, majestic, and an important food source for pollinators at the end of the growing season. Like another tall native Joe Pye weed, boneset grows 4-6′ and opens up nectar-filled umbrellas of flowers at the end of summer into fall. They are stunning from afar, but be sure to get up close to appreciate dozens of pollinators zipping around. Scroll on for planting tips.

Boneset, a big billowing patch of white flower clusters
A garden full of boneset fills with cloud-like blooms in late August. Image © The Plant Native

Is boneset a good choice for my yard?

Yes, if…

Where it grows naturally

In the wild, boneset grows in wet meadow communities or places where sunlight and water meet. You’ll find it along streams, ditches, and pond edges surrounded by Joe Pye weed, swamp milkweed, and blue vervain.

In a yard, that looks like low spots, rain gardens, or areas that stay damp after rain. Planting boneset there recreates a slice of that natural community, and a late-summer haven for bees, butterflies, and migrating monarchs.

Where is boneset native?

Native to 37 US states, Washington, D.C., and 6 Canadian provinces (Manitoba, New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec)

Native range
Not native

Sources: NatureServe, Royal Botanic Gardens, Kew (World Checklist of Vascular Plants) and the USDA PLANTS Database, compiled by The Plant Native. How we map native ranges

Boneset’s unusual name comes from early beliefs that it could ease pain, especially in cases of “Breakbone Fever,” now known as Dengue Fever.

Why boneset matters

And one more benefit to planting boneset… 🦋

Boneset flowers up close, fluffy white florets in branching clusters
Boneset flowers include 6-25 ‘florets’ which are basically individual tiny flowers

Planting boneset helps dozens of iconic butterflies and moths, including:

Camouflaged looper moth with pale green wings, resting on cloth
Wavy-Lined Emerald
Ruby tiger moth, rusty red wings and a fuzzy body, on a leaf
Ruby tiger moth
Clymene moth, cream wings with a dark brown cross pattern, on a white wall
Clymene moth

Where boneset shines in your yard

Boneset is a standout in rain gardens and damp areas, but it’s not limited to wet spots. Once established, it can also handle average garden soil, making it a versatile choice for many yards. Its tall height (4–6 feet) means it shines in the back of pollinator beds or naturalized plantings where it can tower gracefully over shorter companions. In late summer, its cloud-like clusters of white flowers glow in the garden and draw in a frenzy of bees, butterflies, and even migrating monarchs—making it both a pollinator lifeline and a dramatic garden centerpiece.

How to grow boneset

There are a few things to note as you consider planting boneset in your yard:

Plant nerd fact

Why is it called boneset?

Boneset’s unusual name comes from early beliefs that it could ease pain, especially in cases of “Breakbone Fever,” now known as Dengue Fever. Native Americans and early settlers used boneset in herbal remedies to reduce fevers and promote healing, believing it could even aid in mending broken bones.

However, if you’re thinking about using it as a remedy, be aware: the U.S. Forest Service warns that boneset can be emetic and laxative in large doses and may contain pyrrolizidine alkaloids, which are potentially harmful to the liver.

Do any other plants have weird names like this?

Yes! Many plants have common names that reflect their long-ago medicinal uses. Others include: rattlesnake master and Joe Pye weed. For native plants currently in medicine cabinets, visit our Beginner’s Guide to Coneflowers (aka Echinacea).

One last story about its Latin name

This next part of boneset’s story is worthy of a Hollywood movie.

Its Latin genus name, Eupatorium, honors Mithridates VI Eupator, a 1st-century BCE king known for his wars against the Roman Republic and expertise in herbal medicine. Mithridates is said to have regularly ingested small amounts of poison to help build immunity. When Latin botanical naming was introduced in the 1700s, Eupatorium was chosen as the genus name to link to this mythical story.

However, even if your garden experiences short periods of drought, established bonesets can survive. (The two-year-old boneset in my PA garden has received zero watering and is still in full bloom, even with several weeks of no rain.)

Planting card

Boneset

Eupatorium perfoliatum

What are good pairings for boneset?

Boneset likes consistent moisture. Pair with other natives that thrive in this environment, like Joe Pye weed and cardinal flower.

Where can I buy boneset?

We are not going to lie and say that finding boneset is going to be as simple as driving to your closest plant nursery. It might take a little extra energy to find this native gem, but it is worth it! Here are some recommendations for sourcing this native plant:

And that sums up our beginner’s guide to native flower boneset. Put aside the strange common name—or perhaps embrace it with a garden nametag. These stunning flowers open umbrellas of much-needed nectar and pollen at the end of the growing season, from late summer into fall. Because they are perennials, plant once and enjoy them for years. Looking to explore some other strangely named plants? Head over to our Terrible Names, Beautiful Natives, or our Beginner’s Guide to Joe Pye Weed. Happy planting!

Sources

Similar plants

Emily Lessard standing among white coneflowers in a garden

Written by

Emily Lessard

Founder & Editor, The Plant Native

Emily Lessard is the founder and editor of The Plant Native, the site that helps homeowners across North America get started with native plants. She holds a Sustainable Landscapes certificate through the Pennsylvania Landscape & Nursery Association, is finishing a Native Perennial Garden Design Certificate at Temple University, and is the author of Plant Native: A Practical Guide to Over 100 Native Plants of North America (Quarto, March 2027). She gardens outside Philadelphia in the 8.3 Southeastern Plains ecoregion.

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Garden notes

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