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Vernonia lettermannii 'Iron Butterfly'

Ironweed - Narrowleaf

'Iron Butterfly' Narrowleaf Ironweed has many bright purple star-like flowers that appear in late summer and fall. Foliage is delicate and thread-like on a compact plant. This Vernonia is very tolerant of site extremes, both dry and wet and works well in the upper areas of bio-swales. Introduced by Dr. Allan Armitage and North Creek Nurseries.  One of the native plants chosen by Piet Oudolf for the newly planted meadow garden at Delaware Botanic Gardens. 2023 PHS Gold Medal Plant.

PRN Preferred:  Not only beautiful purple flowers, but also delicate unusual fine foliage.

Height

36 Inches

Spread

24 Inches

Bloom Color

Pink

USDA Hardiness Zone

4
Characteristics & Attributes
Attributes
Cut Flower
Deer Resistant
Dried Flower
Habit: Compact
Native
Rain Garden Plants
Winter Interest
Seedheads
Soil Conditions
Average
Dry
Moist
Bloom Time
Fall
Summer
Exposure
Sun
Special Recognition
PHS Gold Medal Plant
Pleasant Run Nursery Preferred Selection
Attracts Wildlife
Attracts Butterflies
Attracts Hummingbirds
Attracts Pollinators
Tolerance
Drought Tolerant
Wet Site Tolerant
Foliage Color
Green
Companion Plants to Vernonia lettermannii 'Iron Butterfly'
Gayfeather Liatris spicata 'Floristan White'
Gayfeather
Blue False Indigo Baptisia australis
Blue False Indigo
Tufted Hairgrass Deschampsia cespitosa
Tufted Hairgrass
Similar Plants to Vernonia lettermannii 'Iron Butterfly'
Hardy Mum Chrysanthemum Mammoth™ 'Lavender Daisy'
Hardy Mum
Ironweed Vernonia x 'Southern Cross'
Ironweed
Big Blue Lobelia Lobelia siphilitica
Big Blue Lobelia