Vernonia 'Iron Butterfly' has feathery foliage topped with clusters of warm purple flowers in late summer and fall.
'Iron Butterfly' is a fantastic perennial with a great name and feathery foliage to three feet topped with clusters of warm purple flowers that are attractive to butterflies. A compact, well-branched and vigorous plant. Blooms in late summer. Found in rocky flood plains,Vernonia lettermannii is very tolerant of hot dry locations, yet can withstand brief periods of inundation.
Common Name: Ironweed
Family: Asteraceae (The Aster Family)
Zone Hardiness: 4-9
Light: Full Sun
Primary Bloom Colour: Purple
Secondary Bloom Colour:
Bloom Time: Summer - Fall
Soil Moisture: Dry, Average, Moist
Benefits: Butterflies, Bees
Deer Resistant: Unknown
BC Native: No
Native Habitat: Gravel bars and in the cracks of rocks in the drainage areas.
Geogrpahical Origin: Americas - North America
*The Plant Encyclopedia is updated each year to provide a representation of the plants we offer, have offered, and may offer again. However, it is not a live inventory of our stock. Not all plants will be available at all times or in every year. Use the link above to enquire about the availability of this plant. Additionally, we carry many plants that have not yet been entered into our database so please enquire if you don’t see what you’re looking for. Plants are available only for on-site sales at our nursery in Richmond, BC, Canada or for shipping within Canada. We do not ship internationally. However, if you are visiting the nursery from afar, we can arrange for the necessary permits and paperwork for you to take plants back with you to your country.