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Eupatorium purpureum

A tall native North American perennial with lavender to pink-purple flower clusters that thrives in moist, well-drained soils (zones 3–9), attracts butterflies and bees, and serves as a host plant for many butterfly and moth caterpillars.

Is Eupatorium purpureum growing in your garden? Record it and all of your plants in Known.

Common Names

Joe Pye Weed, Sweet Joe Pye Weed, Gravel Root, Purple Joe-Pye Weed, Sweet Scented Joe Pye Weed

Summary

Joe Pye weed is an upright, tall, clump-forming native perennial native to the eastern United States, typically reaching about 4–7 feet in height with a 3–4 foot spread, it features fragrant violet-purple, corymb-like panicles that bloom from mid-summer to early autumn, with lance-shaped, toothed leaves on cane-like stems, creating a dramatic vertical presence and abundant nectar for pollinators in moist sites such as streams and damp woods, in cultivation, it prefers full sun to partial shade and moist, well-drained soils, and is hardy in USDA zones 4–9, it tolerates clay and wet soils and can spread aggressively by rhizomes and self-sowing, requiring space in the garden, in landscapes it works at the back of borders or in mass plantings, and its tall, nectar-rich blooms attract bees and butterflies, making it suitable for native plantings, butterfly gardens, and moist meadows.

Lifecycle

Perennial

Height

4-8 feet

Spread

3-4 feet

Hardiness Zones

Zones 3-9

Sunlight Requirements

Ideally Full Sun, tolerates Partial Shade.

Soil Type

Moist, well-drained fertile loamy soil

Soil Drainage

Moist, well-drained soil.

Soil pH

Mildly acidic to mildly alkaline, Not fussy about soil pH; tolerant of acidic, neutral, or alkaline soils, No single ideal pH

Bloom Color

Pink to Purple

Bloom Time

Summer and Fall.

Foliage Color

Green

Fall Foliage Color

Green

Leaf Lifecycle

Deciduous

Growth Rate

Fast

Seasons of Interest

Summer and Fall

Propagation Methods

Seeds and Division

Attracts Wildlife

Attracts bees, butterflies, and other pollinators

References

UMass Amherst Landscape, Nursery & Urban Forestry …. extension.umass.edu.
Eutrochium purpureum (purple Joe-Pye weed): Go Bot…. gobotany.nativeplanttrust.org.
How to Grow Eupatorium - Joe-Pye Weed. harvesttotable.com.
Joe-Pye Weed | Home & Garden Information Center - …. hgic.clemson.edu.
Eupatorium purpureum. newmoonnursery.com.
Eupatorium purpureum Gravel Root PFAF Plant Databa…. pfaf.org.
Beautiful Joe Pye Weed - How To Grow And How Usefu…. plantcaretoday.com.
Eupatorium purpureum 'Atropurpureum' - JOE PYE WEE…. rainyside.com.
Joe Pye Weed: Beginner's Guide to a Native Favorit…. theplantnative.com.
Joe Pye Weed (Eupatorium purpureum)-Hort Answers -…. web.extension.illinois.edu.
Joe-Pye Weed: How to Grow This Pollinator-Friendly…. almanac.com.
Eupatorium purpureum. landscape.net.au.
How to Grow and Care for Joe Pye Weed. thespruce.com.
World Flora Online. worldfloraonline.org. June 2024.