© 2020 LouisLovesGardening, Ltd. All rights reserved. Its flowers and season of bloom are the same as those of narrowleaf ironweed, but otherwise the two are opposites: Jonesboro Giant soars to twelve feet and more, it prefers soil that is moist to saturated, and it usually needs staking. Vernonia lettermannii ‘Iron Butterfly’ is a lovely accent plant for your wildflower garden. Butterflies and other pollinators flock to the florets. Here is a distinctive, new-to-cultivation native perennial that provides both flower color and foliar texture in the garden. Flower Color is Purple/Lavender and blooms in Summer. Noteworthy Characteristics Vernonia missurica is best distinguished from other ironweeds by the usually greater number of disk florets per flower and by the hairy stems and leaf undersides. Featured: Lysimachia arvensis Image ... Vernonia lettermannii Engelm. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/ It is a tall as perennial perennials go, averaging 4 to 6 feet (120-180 cm), but you’ll soon see that that is only of intermediate height for … It is native to the contiguous United States. Featured: Lysimachia arvensis If you need a tough plant for that scorching hot place in your yard, give it a try. Vernonia lettermannii Engelm. Plants can reach around 2' tall with an equal spread. Typical prairie ironweed is coarse and tall, but Letterman’s Narrowleaf ironweed is more refined. Vernonia lettermanii, commonly called ironweed or Letterman's ironweed, is an upright, clump-forming, herbaceous perennial native to rocky outcrops, floodplains, and river scours in west-central Arkansas and adjacent areas of Oklahoma. Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands. It is native from southern Ontario, Michigan and Nebraska south to Alabama and Texas. Black-eyed susans, coneflowers, asters and goldenrods grow in harmony with narrowleaf ironweed. 9241 Sauls Rd, Raleigh, NC 27603 | All rights reserved. Black-eyed susans, coneflowers, asters and goldenrods grow in harmony with narrowleaf ironweed. Plants can reach around 2' tall with an equal spread. Fall is a great time to plant just about anything and to fill some of those holes in your landscape. If you need a tough plant for that scorching hot place in your yard, give it a try. Skip to main content. No major pest or disease problems. Native, No County Data: Introduced, No County Data: Both, No County Data: Native Status: L48 : AK : HI : PR : VI : NAV : CAN : GL : SPM : NA : Images. Vernonia lettermannii grows mainly on gravel bars and in the cracks of rocks in the drainage area of the Ouchita River in Arkansas. Mass plantings create a spectacular late-season display. Oklahoma, Herbarium Catalogue Specimens Vernonia lettermanii aka Late Night With Ironweed. I agree that it is a garden-worthy plant. Image from Stuppy & Kesseler©Papadakis Publisher. Synonyms . In the Arboretum, we plant them in sunny gardens with medium to dry soil. Vernonia lettermanii, commonly called ironweed or Letterman's ironweed, is an upright, clump-forming, herbaceous perennial native to rocky outcrops, floodplains, and river scours in west-central Arkansas and adjacent areas of Oklahoma. It's a native perennial. Herbarium Catalogue (1 records) Date Reference Identified As Barcode Type Status; Letterman, G.W. HABITAT & HARDINESS: The parent species Vernonia lettermannii occurs in Arkansas and Oklahoma. 'Iron Butterfly' is a vigorous ironweed cultivar selected for its compact, densely mounding habit and showy, long-lasting display of purple blooms. Its stems are self-supporting and the clump looks fresh all season: Narrowleaf ironweed deserves a place in almost any sunny garden whose soil provides decent to amaaazing drainage year-round. Not even two feet high and wide, it's often an easier fit than amsonia: Each clump of the latter quickly spreads to four or five feet wide, which is great for large gardens but far too billowy for compact ones. (2018). Here's the story on another of my ironweeds, Vernonia altissima 'Jonesboro Giant'. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Herbarium Catalogue (1 records) Date Reference Identified As Barcode Type Status; Letterman, G.W. I would also think about moving the under-performing plants to a more ideal location. This rare native was named for the late botanist George Letterman who, as best we can determine, never had his own television show. Pairs well with the bright yellow blooms of goldenrods (genus Solidago). ex A. Tolerant of various soil conditions, including hot, dry, rocky, and alkaline. Either way, I'll post the full profile on this rare species soon. Vernonia lettermanii is a fascinating ironweed that hails from Arkansas and Oklahoma where it can be found in rocky soils and on rock outcrops. Roskov Y. A rugged perennial that can provide a fine texture to pollinator gardens, native planting, slopes, rock gardens, and xeriscapes. Ironweeds are members of the daisy family with all species endemic to the New World. In the late summer and early fall, it is a good time to evaluate how your landscape has performed. The flowers are swarmed with all sorts of butterflies, skippers, moths, and bees. Will flowers continue to emerge even as the foliage turns? This thread-leaved species, Vernonia lettermannii, comes into flower in late September after looking as fine since May as the best thread-leaved amsonia. In late summer, the flowers are just what butterflies and other pollinators need as they migrate or prepare for winter. The narrow leaves whorled around the stem remind me of narrowleaf bluestar (Amsonia hubrichtii) , except these are even more narrow. You can still have an exciting garden, full of flowers and color and wildlife. Ironweed is named for its tough stem. Terminal corymbs (branched, flat-topped inflorescences) of bright purple flowers appear in mid to late summer. These vigorous American denizens promote an obliging stalwart demeanor plus welcome late summer flower-power. It combines well with native grasses such as little bluestem and prairie dropseed. We will have this wonderful plant along with many other wildflowers, grasses, shrubs and trees at our fall FloraKansas plant sale. Skip to main content. This species is accepted, and its native range is Oklahoma to Arkansas. Highly attractive to hummingbirds, butterflies, and other pollinators. Grows in Sun. In its native range this species occurs on gravel bars and adjacent rocky outcrops in droughty, sometimes flooded sites at an elevation of 600-900 feet. Does narrowleaf ironweed foliage also develop as exciting a Fall coloring? © Copyright 2017 World Checklist of Selected Plant Families. This thread-leaved species, Vernonia lettermannii, ... Vernonia altissima 'Jonesboro Giant'. Native to North America (selection) CHECK AVAILABILITY. Since 1988, THE source for buying native, rare, and unique perennials. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/ This densely branched perennial has bright green, finely textured foliage and bright violet-purple flowers in late summer. Iron Butterfly is a showy selection of Letterman's Ironweed, a native wildflower from Arkansas. I think you will be pleasantly surprised. ex A.Gray appears in other Kew resources: IPNI - The International Plant Names Index. Attracts butterflies and bees galore. http://creativecommons.org/licenses/by/3.0, © Copyright Board of Trustees of the Royal Botanic Gardens, Kew, IPNI - The International Plant Names Index. We give in...here it is. In close-up, the foliage really is as feathery as that of the amsonia. The first species to be commercialized was the New York ironweed (V. noveboracensis), native to the east coast of the United States. The parent species Vernonia lettermanii is quite rare and can be found in Arkansas and Oklahoma. The International Plant Names Index and World Checklist of Selected Plant Families 2020. Louis tries to capture the exact words to describe the fleeting but deep pleasures to be found in these Summer-into-Autumn incredibles. Version 12, July 2012. We grow this in our hot, dry, scree garden where it has caused visitors to lust in their hearts. It is native to the contiguous United States . Easily grown in medium to dry, well-draining soils of average fertility in full sun. Its flowers and season of bloom are the same as those of narrowleaf ironweed, but otherwise the two are opposites: Jonesboro Giant soars to twelve feet and more, it prefers soil that is moist to saturated, and it usually needs staking. You can move them next March or April. But I'm jazzed all season long about two of my vernonias. The finely textured leaves are thin and narrow (up to 3" long and around ⅛" wide).
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