, St. Paul, Minnesota, US. ForestFarm , Williams, Oregon, US. J. Frank Schmidt & Son Co. , Boring, Oregon, US. Johnson's Nursery , Menomonee Falls, Wisconsin, US. Pea Ridge Forest , Hermann, Missouri, US. Sun Valley Garden Centre , Eden Prairie, Minnesota, US. Europe Batouwe Boomkwekerij B.V., , Dodewaard, Netherlands. Noordplant , Glimmen, Netherlands. Van Den Berk (UK) Ltd., , London, UK Westerveld Boomkwekerij B.V., Opheusden, Netherlands. References External links http://www.extension.iastate.edu/Publications/SUL4.pdf Summary, inc. photographs, of elm cultivars resistant to Dutch elm disease available in the United States. https://web.archive.org/web/20030413074605/http://fletcher.ces.state.nc.us/programs/nursery/metria/metria11/warren/elm.htm Warren, K., J. Frank Schmidt & Son Co. (2002). The Status of Elms in the Nursery Industry in 2000. Dutch elm cultivar Ulmus articles with images Ulmus