{"id":8927,"date":"2024-11-21T10:12:42","date_gmt":"2024-11-21T15:12:42","guid":{"rendered":"https:\/\/www.woodcentral.com\/-\/?p=8927"},"modified":"2026-05-24T11:26:10","modified_gmt":"2026-05-24T11:26:10","slug":"what-happened-to-the-american-elm","status":"publish","type":"post","link":"https:\/\/www.woodcentral.com\/-\/what-happened-to-the-american-elm\/","title":{"rendered":"What happened to the American Elm?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The American Elm was devastated by Dutch elm disease (DED), a fungal disease transmitted by elm bark beetles[1][2]. This disease swept across much of the eastern United States starting in the 1930s, killing millions of elms by the 1980s[1][4]. The fungus attacks the tree&#8217;s vascular system, causing leaves to wilt and turn yellow, followed by branch death and eventual tree death[2].<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Impact and Extent<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>An estimated 70-400 million elms have been killed by DED[2][4].<\/li>\n\n\n\n<li>The disease particularly affected urban areas, where elms lined streets and provided shade[1][3].<\/li>\n\n\n\n<li>DED also impacted floodplain forests, where elms were an anchor species[1].<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Factors Contributing to Spread<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Monoculture planting in urban areas<\/li>\n\n\n\n<li>The ability of the disease to spread through grafted roots<\/li>\n\n\n\n<li>The initial ineffectiveness of control measures like tree removal and pesticide use[4]<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Current Status<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">While large mature elms are now rare, especially in the Northeast, the species has not gone extinct[2][3]. Young trees can still reach seed-bearing age, allowing elms to persist in the wild, albeit in smaller numbers and sizes[4]. Some areas have managed to preserve their elm populations through isolation or intensive management[4].<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Restoration Efforts<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Researchers and organizations are working to restore the American Elm by:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Identifying and cloning disease-resistant survivors[5]<\/li>\n\n\n\n<li>Developing new, resistant varieties through breeding programs[3]<\/li>\n\n\n\n<li>Establishing seed orchards to produce resistant trees for reforestation[5]<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">These efforts aim to reintroduce the American Elm to its former ecological role, particularly in floodplain forests affected by emerald ash borer[5].<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"What Happened To American Elm?\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/G5sphOng3fo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Citations:<br>[1] <a href=\"https:\/\/blog.nature.org\/2017\/08\/09\/quest-restore-american-elms-nearing-finish-line\/\">https:\/\/blog.nature.org\/2017\/08\/09\/quest-restore-american-elms-nearing-finish-line\/<\/a><br>[2] <a href=\"https:\/\/ufi.ca.uky.edu\/treetalk\/ecobot-american-elm\">https:\/\/ufi.ca.uky.edu\/treetalk\/ecobot-american-elm<\/a><br>[3] <a href=\"https:\/\/www.ndsu.edu\/agriculture\/extension\/extension-topics\/gardening-and-horticulture\/trees-and-shrubs\/american-elm-makes-comeback\">https:\/\/www.ndsu.edu\/agriculture\/extension\/extension-topics\/gardening-and-horticulture\/trees-and-shrubs\/american-elm-makes-comeback<\/a><br>[4] <a href=\"https:\/\/www.youtube.com\/watch?v=G5sphOng3fo\">https:\/\/www.youtube.com\/watch?v=G5sphOng3fo<\/a><br>[5] <a href=\"https:\/\/www.fs.usda.gov\/inside-fs\/delivering-mission\/sustain\/forest-service-partners-work-restore-american-elm\">https:\/\/www.fs.usda.gov\/inside-fs\/delivering-mission\/sustain\/forest-service-partners-work-restore-american-elm<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The American Elm was devastated by Dutch elm disease (DED), a fungal disease transmitted by elm bark beetles[1][2]. This disease swept across much of the eastern United States starting in the 1930s, killing millions of elms by the 1980s[1][4]. The fungus attacks the tree&#8217;s vascular system, causing leaves to wilt and turn yellow, followed by &#8230; <a title=\"What happened to the American Elm?\" class=\"read-more\" href=\"https:\/\/www.woodcentral.com\/-\/what-happened-to-the-american-elm\/\" aria-label=\"Read more about What happened to the American Elm?\">Read more<\/a><\/p>\n","protected":false},"author":7,"featured_media":8932,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8927","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/posts\/8927","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/comments?post=8927"}],"version-history":[{"count":0,"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/posts\/8927\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/media\/8932"}],"wp:attachment":[{"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/media?parent=8927"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/categories?post=8927"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.woodcentral.com\/-\/wp-json\/wp\/v2\/tags?post=8927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}