North America Native Plant

Trumpetweed

Botanical name: Eutrochium fistulosum

USDA symbol: EUFI14

Life cycle: perennial

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Eupatorium fistulosum Barratt (EUFI)  âš˜  Eupatoriadelphus fistulosus (Barratt) R.M. King & H. Rob. (EUFI2)   

Trumpetweed: A Towering Native Beauty for Your Garden Looking for a native plant that makes a bold statement while supporting local wildlife? Meet trumpetweed (Eutrochium fistulosum), a stunning perennial that’s been quietly winning over gardeners across eastern North America. This impressive native might just be the missing piece your landscape ...

Trumpetweed: A Towering Native Beauty for Your Garden

Looking for a native plant that makes a bold statement while supporting local wildlife? Meet trumpetweed (Eutrochium fistulosum), a stunning perennial that’s been quietly winning over gardeners across eastern North America. This impressive native might just be the missing piece your landscape has been waiting for.

What Is Trumpetweed?

Trumpetweed is a robust native perennial that belongs to the sunflower family. You might also see it listed under its former scientific names, Eupatorium fistulosum or Eupatoriadelphus fistulosus, but don’t let the name changes fool you – this is the same spectacular plant gardeners have been growing for generations.

This native beauty calls eastern North America home, naturally occurring from Canada down through the eastern United States. You’ll find it growing wild across an impressive range that includes Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Mississippi, Missouri, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Vermont, Virginia, West Virginia, and even Quebec.

Why Your Garden Needs Trumpetweed

Trumpetweed isn’t just another pretty face in the garden – it’s a hardworking native that delivers on multiple fronts:

  • Impressive Height: Reaching up to 6 feet tall, it creates dramatic vertical interest
  • Stunning Blooms: Large, dome-shaped clusters of purple-pink flowers appear in summer
  • Pollinator Magnet: Butterflies, bees, and other beneficial insects flock to its nectar-rich blooms
  • Native Plant Benefits: Supports local ecosystems and requires less maintenance than non-native alternatives
  • Rapid Growth: Establishes quickly and spreads via rhizomes to create naturalized colonies

Perfect Garden Settings

Trumpetweed shines in several garden scenarios:

  • Rain Gardens: Its love for moisture makes it perfect for managing wet areas
  • Pollinator Gardens: A must-have for butterfly and bee-friendly landscapes
  • Prairie-Style Plantings: Adds height and structure to naturalized designs
  • Back-of-Border Plantings: Creates an impressive backdrop for shorter perennials
  • Wetland Edges: Thrives in those tricky moist-to-wet spots

Growing Conditions: What Trumpetweed Craves

The secret to trumpetweed success lies in understanding its natural habitat preferences. This moisture-loving native has some specific needs:

Soil Requirements

  • Prefers medium to fine-textured soils
  • Thrives in consistently moist to wet conditions
  • Tolerates pH levels between 4.5 and 7.0
  • Avoid dry, sandy soils – this plant has low drought tolerance

Light and Climate

  • Full sun to partial shade (intermediate shade tolerance)
  • Hardy in USDA zones 3-8
  • Tolerates temperatures as low as -28°F
  • Needs at least 120 frost-free days

Planting and Care Tips

Getting trumpetweed established is surprisingly straightforward:

Planting

  • Plant bare root or container plants in spring
  • Space plants 3-6 feet apart (1,200-4,800 plants per acre for large installations)
  • Choose the wettest spot in your garden – this plant loves moisture
  • Dig holes as deep as the root ball and twice as wide

Ongoing Care

  • Water regularly, especially during dry spells
  • Apply a medium-fertility fertilizer if soil is poor
  • Cut back stems in late fall or early spring
  • Divide clumps every 3-4 years to manage spread
  • Mulch around plants to retain moisture

What to Expect

Patience pays off with trumpetweed. While seedling vigor starts low, once established, this perennial becomes a reliable garden performer. The rhizomatous growth habit means it will gradually spread to form colonies – perfect for naturalizing but something to consider in smaller spaces.

Summer brings the main event: conspicuous purple blooms that last from summer into fall. The coarse-textured, dark green foliage provides a nice backdrop, though don’t expect showy fall color. After blooming, black seeds develop, though they’re not particularly ornamental.

Potential Challenges

Like any plant, trumpetweed has a few quirks to consider:

  • Space Requirements: At 6 feet tall with spreading tendencies, it needs room to roam
  • Moisture Demands: Not the plant for dry gardens or drought-prone areas
  • Limited Hedge Value: Won’t work for formal pruned applications
  • Slow Seed Spread: If you want quick coverage, division is faster than waiting for self-seeding

The Bottom Line

Trumpetweed deserves serious consideration for any gardener with adequate moisture and space. This native powerhouse combines impressive size, beautiful blooms, and exceptional wildlife value – a winning combination that’s hard to beat. While it might not suit every garden situation, in the right spot, trumpetweed becomes a true garden star that supports both local ecosystems and your landscape goals.

Ready to add some native drama to your garden? Trumpetweed is routinely available from native plant nurseries, making it easy to get started with this exceptional native perennial.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Atlantic and Gulf Coastal Plain

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Eastern Mountains and Piedmont

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Great Plains

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Midwest

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Northcentral & Northeast

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Trumpetweed

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Eutrochium Raf. - joe pye weed

Species

Eutrochium fistulosum (Barratt) E.E. Lamont - trumpetweed

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA