General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Full Sun to Partial Shade
Water Preferences: Wet
Wet Mesic
Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Minimum cold hardiness: Zone 4a -34.4 °C (-30 °F) to -31.7 °C (-25 °F)
Maximum recommended zone: Zone 9b
Plant Height: 3-6 feet tall
Plant Spread: 3-4 feet
Flowers: Showy
Flower Color: Purple
Bloom Size: Under 1"
Flower Time: Late summer or early fall
Underground structures: Rhizome
Uses: Will Naturalize
Wildlife Attractant: Bees
Butterflies
Other Beneficial Insects
Resistances: Deer Resistant
Propagation: Seeds: Stratify seeds: 60 days
Suitable for wintersowing
Propagation: Other methods: Division
Pollinators: Self
Moths and Butterflies
Bumblebees
Miscellaneous: Tolerates poor soil

Image
Common names
  • Missouri Ironweed
  • Ironweed

Photo Gallery
Location: Utrecht Botanical Garden
Date: 2022-10-09
Location: Utrecht Botanical Garden
Location: Loki Schmidt Garten - Botanischer Garten der Universitaet Hamburg
Date: 2022-09-13
Location: Loki Schmidt Garten - Botanischer Garten der Universitaet Hamburg
Date: 2022-09-13
Location: central Illinois
Date: 9-11-12
Location: Fairfax, VA | August, 2022
Date: 2022-08-14
Location: Barson's Greenhouse, Westland, MI
Date: 2013-08-22
in Brenda's Butterfly Habitat
Location: Barson's Greenhouse, Westland, MI
Date: 2010-08-22
Location: central Illinois
Date: 2012-08-20
Location: central Illinois - Sangchris State Park
Date: 2017-08-05
Location: central Illinois
Date: 2012-08-20
Location: central Illinois
Date: 2012-09-11
Location: central Illinois
Date: 2012-09-10
Location: central Illinois
Date: 2012-09-09
Location: Barson's Greenhouse, Westland, MI
Date: 2013-08-22
in Brenda's Butterfly Habitat
Location: Barson's Greenhouse, Westland, MI
Date: 2013-08-22
in Brenda's Butterfly Habitat
Location: Barson's Greenhouse, Westland, MI
Date: 2010-08-22
Location: Barson's Greenhouse, Westland, MI
Date: 2010-08-22
Location: Barson's Greenhouse, Westland, MI
Date: 2010-08-22
Location: central Illinois
Date: 2012-09-15
Plant Events from our members
dnrevel On January 31, 2023 Seeds sown
Winter sown in Dixie cups, WS tote. Second sowing. Seed from 2022 seed swap. Plan use at Johnson, Natives area.
dnrevel On January 17, 2023 Seeds sown
Winter sown from seed from DnD #9 seed swap.
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