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PlantFiles: Narrow-leaf Ironweed
Vernonia lettermannii 'Iron Butterfly'

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Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Vernonia (ver-NON-ee-uh) (Info)
Species: lettermannii (let-ter-MAH-nee-eye) (Info)
Cultivar: Iron Butterfly

5 vendors have this plant for sale.

2 members have or want this plant for trade.

Category:
Perennials

Height:
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Spacing:
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)

Hardiness:
USDA Zone 4a: to -34.4 C (-30 F)
USDA Zone 4b: to -31.6 C (-25 F)
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)

Sun Exposure:
Sun to Partial Shade

Danger:
Unknown - Tell us

Bloom Color:
Purple

Bloom Time:
Late Summer/Early Fall

Foliage:
Herbaceous

Other details:
This plant is attractive to bees, butterflies and/or birds
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
Unknown - Tell us

Patent Information:
Unknown - Tell us

Propagation Methods:
Unknown - Tell us

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By DaylilySLP
Thumbnail #1 of Vernonia lettermannii by DaylilySLP

By DaylilySLP
Thumbnail #2 of Vernonia lettermannii by DaylilySLP

By DaylilySLP
Thumbnail #3 of Vernonia lettermannii by DaylilySLP

By DaylilySLP
Thumbnail #4 of Vernonia lettermannii by DaylilySLP

By mygardens
Thumbnail #5 of Vernonia lettermannii by mygardens

By mgarr
Thumbnail #6 of Vernonia lettermannii by mgarr

By Rickwebb
Thumbnail #7 of Vernonia lettermannii by Rickwebb

There are a total of 8 photos.
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No details have been posted.

Regional...

This plant has been said to grow in the following regions:

Francestown, New Hampshire
High Point, North Carolina
Wilkes Barre, Pennsylvania



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