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Vernonia altissima /Ironweed

Vernonia altissima  / Vernonia altissima
A tall growing wildflower in full bloom in mid autumn
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A tall growing wildflower in full bloom in mid autumn

Autumn flowers

Close-up flowers

Autumn flowers on tall six foot stalks

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Scientific Name: Vernonia altissima
Common Name: Ironweed
Plant Type: Deciduous
Leaf Type: Broadleaf
Hardiness Zone: 7, 8, 9 Determine Your Zone
Height: 2- 5 feet
Spread: 2 -3 feet
Bloom time: Fall
Flower color: Purple
Light Exposure: Sun
Drainage: Well drained, Moist,
Rate of Growth: Moderate
Water Requirement: Low
Maintenance Level: Low
Susceptible to insects
and diseases:
Landscape Categories: Plants That Attract Butterflies
Comments: This is a common wildflower that blooms in late autumn in open fields and along highways rights-of-way where mowing has been delayed to allow this native perennial to mature. Plants grow in a wide range of soil conditions provided soils are well drained and plant are in full sunlight.