Vernonia lettermanii 'Iron Butterfly'

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Ironweed

USDA Hardiness Zone 4-9

A very well-branched, shorter variety that can really handle the heat and tolerate dry soil. Fine foliage with butterfly-attracting purple flowers in late summer. Great texture and color for the late season garden.

Height

30-36 in

Spread

18-24 in

Color

Purple

Interesting Notes

Originated in Dr. Allan Armitage’s trials at the University of Georgia.

Bloom Time

August-September

Homeowner Growing and Maintenance Tips

Prefers sunny sites with average to dry soils, can tolerate clay, rocky and gravelly soils.

When to Divide

spring or fall

Good Companions

Helen's Flower (Helenium ), Japanese Windflower Anemone (Anemone ), Anise-Hyssop (Agastache ), Stonecrop (Sedum ), Black-Eyed-Susan (Rudbeckia speciosa), Spiked Gayfeather, Blazing Star (Liatris spicata), Fountain Grass (Pennisetum )

Characteristics & Attributes

Attracts Wildlife
Butterflies
Hummingbirds
Attributes & Uses
Cut Flowers
Dried Flowers
Critter Resistance
Deer Resistant
Exposure
Full Sun
Foliage Color
Green
Season of Interest (Flowering)
Summer
Fall
Season of Interest (Foliage)
Winter
Spring
Summer
Fall
Soil Moisture Preference
Moist but well-drained
Very Adaptable
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