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Public Plant Profile

Prairie Ironweed

Vernonia fasciculata

Category: Perennial • Ironweed

Prairie ironweed is a vibrant perennial that attracts pollinators and thrives in sunny, moist environments.

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Mature Height: 3-5 feet

Mature Width: 1-3 feet

Bloom Color: Purple

Bloom Time: Summer to Fall

Light: Sun

Zone: Zones 3-9

Maintenance: Low

Growth Rate: Moderate

Season of Interest: Summer

Foliage: Deciduous

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Bold Outdoors Verified Insight

Designed & Reviewed by

Josh Graber

Owner and Landscape Designer · Kansas State University · 25+ Years Experience

B.S. in Horticulture and Landscape Design – Kansas State University

25+ years of industry experience

Description

Prairie Ironweed is a native perennial known for its tall stature and clusters of vibrant purple flowers. It attracts pollinators and thrives in prairie and meadow habitats.

Ideal Conditions

Thrives in full sun and prefers moist to average soil. Best suited for open areas and naturalized settings.

Soil Preferences

Well-drained soil with moderate moisture; adaptable to a range of pH levels.

Sun Needs

Sun

Landscape Guidance

Landscape Use

pollinator gardenmass planting

Special Features

Attractive purple flowersattracts butterflies

Wildlife Value

Attracts pollinators and provides habitat for birds.

Resistance / Tolerance

Drought tolerant once established

Notes from Our Designer

Great for naturalized areas and adds vibrant color. Can be used to attract beneficial insects.

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Design Ideas Using This Plant

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Helpful Next Steps

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Frequently Asked Questions

Is Prairie Ironweed a good fit for Kansas City landscapes?

That depends on sun exposure, moisture, spacing, and how the plant will be used in the overall design. Bold Outdoors evaluates those practical conditions before recommending a plant broadly.

How should homeowners use this plant information?

Use the plant profile as a planning tool for size, conditions, and visual role, then connect it to the broader landscape design and installation plan for the property.

Next Step

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