{"id":946,"date":"2025-05-27T16:52:34","date_gmt":"2025-05-27T16:52:34","guid":{"rendered":"https:\/\/sites.rutgers.edu\/nursery-ipm\/?p=946"},"modified":"2025-08-27T19:39:36","modified_gmt":"2025-08-27T19:39:36","slug":"emerald-ash-borer","status":"publish","type":"post","link":"https:\/\/sites.rutgers.edu\/nursery-ipm\/emerald-ash-borer\/","title":{"rendered":"Emerald Ash Borer"},"content":{"rendered":"<h2><strong>Emerald Ash Borer (<em>Agrilus planipennis<\/em>)<\/strong><\/h2>\n<h4><strong>GDD Window (base 50): 450-500\u00a0 \u200b<\/strong><\/h4>\n<h5><\/h5>\n<h4><strong>Overview:<\/strong><\/h4>\n<ul>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-usefontface=\"true\" data-contrast=\"none\">Adults are wood-boring beetles that are bright metallic green in color, bullet-<\/span><span data-usefontface=\"true\" data-contrast=\"none\">shaped, and 1\/3\u201d long with two pairs of\u00a0<\/span><span data-usefontface=\"true\" data-contrast=\"none\">wings<\/span><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-usefontface=\"true\" data-contrast=\"none\">Larvae are 1-1.25\u201d long, and white to cream colored with ten abdominal <\/span><span data-usefontface=\"true\" data-contrast=\"none\">segments. The last segment has two brown\u00a0<\/span><span data-usefontface=\"true\" data-contrast=\"none\">pincers.<\/span><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-usefontface=\"true\" data-contrast=\"none\">One-year long\u00a0<\/span><span data-usefontface=\"true\" data-contrast=\"none\">life cycle<\/span><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"4\" data-aria-level=\"1\"><b><span data-usefontface=\"true\" data-contrast=\"none\">Adults emerge in early summer through a D-shaped exit hole, with adult <\/span><\/b><b><span data-usefontface=\"true\" data-contrast=\"none\">activity peaking in mid-<\/span><\/b><b><span data-usefontface=\"true\" data-contrast=\"none\">summer<\/span><\/b><b><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0\u00a0<\/span><\/b>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"5\" data-aria-level=\"1\"><span data-usefontface=\"true\" data-contrast=\"none\">Adults feed on ash foliage for multiple days before beginning to\u00a0<\/span><span data-usefontface=\"true\" data-contrast=\"none\">mate<\/span><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"6\" data-aria-level=\"1\"><b><span data-usefontface=\"true\" data-contrast=\"none\">Eggs are laid in the bark and hatch in 7-10 days<\/span><\/b><span data-usefontface=\"true\" data-contrast=\"none\">, when larvae tunnel <\/span><span data-usefontface=\"true\" data-contrast=\"none\">through the bark and into the\u00a0<\/span><span data-usefontface=\"true\" data-contrast=\"none\">phloem<\/span><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"7\" data-aria-level=\"1\"><span data-usefontface=\"true\" data-contrast=\"none\">Larvae feed on phloem, creating S-shaped galleries which widen as the <\/span><span data-usefontface=\"true\" data-contrast=\"none\">larvae grow, and leaving frass under the bark of the\u00a0<\/span><span data-usefontface=\"true\" data-contrast=\"none\">tree<\/span><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"8\" data-aria-level=\"1\"><span data-usefontface=\"true\" data-contrast=\"none\">Prepupal larvae overwinter in the\u00a0<\/span><span data-usefontface=\"true\" data-contrast=\"none\">bark<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"9\" data-aria-level=\"1\"><span data-usefontface=\"false\" data-contrast=\"none\">Initial infestations may not be apparent for two or more\u00a0<\/span><span data-usefontface=\"false\" data-contrast=\"none\">years<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"10\" data-aria-level=\"1\"><span data-usefontface=\"false\" data-contrast=\"none\">Look out for jagged holes made by woodpeckers searching for\u00a0<\/span><span data-usefontface=\"false\" data-contrast=\"none\">larvae<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"11\" data-aria-level=\"1\"><span data-usefontface=\"false\" data-contrast=\"none\">Bark can split vertically over larval\u00a0<\/span><span data-usefontface=\"false\" data-contrast=\"none\">galleries<\/span><span data-usefontface=\"false\" data-contrast=\"none\">\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"12\" data-aria-level=\"1\"><span data-usefontface=\"false\" data-contrast=\"none\">Causes foliage to wilt, branch dieback, thinning canopy, and eventually\u00a0<\/span><span data-usefontface=\"false\" data-contrast=\"none\">death after 3-5 years of\u00a0<\/span><span data-usefontface=\"false\" data-contrast=\"none\">infestation<\/span><span data-usefontface=\"false\" data-contrast=\"none\">\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"13\" data-aria-level=\"1\"><span data-usefontface=\"false\" data-contrast=\"none\">Epicormic shoots appear on the tree\u00a0<\/span><span data-usefontface=\"false\" data-contrast=\"none\">trunk<\/span>\u200b<\/li>\n<li data-charcodes=\"45\" data-font=\"Calibri,Sans-Serif\" data-buautonum=\"8\" data-margin=\"540\" data-aria-posinset=\"14\" data-aria-level=\"1\"><b><span data-usefontface=\"false\" data-contrast=\"none\">Host plants:\u00a0<\/span><\/b><i><span data-usefontface=\"false\" data-contrast=\"none\">Fraxinus<\/span><\/i><span data-usefontface=\"false\" data-contrast=\"none\">\u00a0spp. (white ash, black ash, green ash<\/span><span data-usefontface=\"false\" data-contrast=\"none\">)<\/span><\/li>\n<\/ul>\n<h4><strong>Management:<\/strong><\/h4>\n<h5><strong>Cultural Practices:<\/strong><\/h5>\n<ul style=\"font-weight: 400\">\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"2\" data-aria-level=\"2\"><b><span data-usefontface=\"false\" data-contrast=\"none\">Natural predators:<\/span><\/b><span data-usefontface=\"false\" data-contrast=\"none\">\u00a0 woodpeckers (downy, <\/span><span data-usefontface=\"false\" data-contrast=\"none\">hairy, and red-bellied), parasitoid wasps <\/span><span data-usefontface=\"false\" data-contrast=\"none\">(<\/span><i><span data-usefontface=\"true\" data-contrast=\"none\">Tetrastichus<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">planipennisi<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">,\u00a0<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">Spathius<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">agrili<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">, <\/span><\/i><span data-usefontface=\"true\" data-contrast=\"none\">and\u00a0<\/span><i><span data-usefontface=\"true\" data-contrast=\"none\">Oobius<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">\u00a0<\/span><\/i><i><span data-usefontface=\"true\" data-contrast=\"none\">agrili<\/span><\/i><span data-usefontface=\"true\" data-contrast=\"none\">)<\/span>\u200b<\/li>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"3\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">Encourage plant health<\/span>\u200b<\/li>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"4\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">Remove infested trees<\/span>\u200b<\/li>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"5\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">Do not move ash wood\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"167\" data-font=\"Wingdings,Sans-Serif\" data-buautonum=\"8\" data-margin=\"1980\" data-aria-posinset=\"6\" data-aria-level=\"3\"><span data-usefontface=\"true\" data-contrast=\"none\">EAB will usually only travel 0.5-1 <\/span><span data-usefontface=\"true\" data-contrast=\"none\">miles per year, but humans can <\/span><span data-usefontface=\"true\" data-contrast=\"none\">make the problem worse by carrying <\/span><span data-usefontface=\"true\" data-contrast=\"none\">firewood and other products<\/span><\/li>\n<\/ul>\n<h5><strong>Materials:<\/strong><\/h5>\n<ul>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-usefontface=\"false\" data-contrast=\"none\">Contact insecticides:<\/span><\/b>\u200b\n<ul>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"2\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">Pyrethroids [3]: &#8211;<\/span><span data-usefontface=\"false\" data-contrast=\"none\">thrins<\/span>\u200b<\/li>\n<\/ul>\n<\/li>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"450\" data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-usefontface=\"false\" data-contrast=\"none\">Systemic insecticides:<\/span><\/b>\u200b\n<ul>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"4\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">Avermectins<\/span><span data-usefontface=\"false\" data-contrast=\"none\">\u00a0[6]:\u00a0<\/span><span data-usefontface=\"false\" data-contrast=\"none\">emamectin <\/span><span data-usefontface=\"false\" data-contrast=\"none\">benzoate (trunk-injection)<\/span>\u200b<\/li>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"5\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">Neonicotinoids [4A]: imidacloprid<\/span><span data-usefontface=\"false\" data-contrast=\"none\">(soil drench), dinotefuran <\/span><span data-usefontface=\"false\" data-contrast=\"none\">(<\/span><span data-usefontface=\"false\" data-contrast=\"none\">bark spray<\/span><span data-usefontface=\"false\" data-contrast=\"none\">)\u00a0\u00a0<\/span>\u200b<\/li>\n<\/ul>\n<\/li>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"540\" data-aria-posinset=\"6\" data-aria-level=\"1\"><b><span data-usefontface=\"false\" data-contrast=\"none\">Considerations:<\/span><\/b>\u200b\n<ul>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"7\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">Treat large trees before they become <\/span><span data-usefontface=\"false\" data-contrast=\"none\">infested\u00a0<\/span>\u200b<\/li>\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"8\" data-aria-level=\"2\"><span data-usefontface=\"false\" data-contrast=\"none\">See\u00a0<\/span><a href=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/bronze-birch-borer\/\"><i><span data-usefontface=\"false\" data-contrast=\"none\">Bronze Birch Borer<\/span><\/i><\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5><strong>Biorationals:<\/strong><\/h5>\n<ul style=\"font-weight: 400\">\n<li data-charcodes=\"111\" data-font=\"Courier New,monospace\" data-buautonum=\"8\" data-margin=\"1260\" data-aria-posinset=\"2\" data-aria-level=\"2\"><span class=\"LineBox SCXP79434281 BCX0\"><span class=\"TextRun SCXP79434281 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP79434281 BCX0\">Azadirachtin [UN] (trunk <\/span><\/span><\/span><span class=\"LineBox SCXP79434281 BCX0\"><span class=\"TextRun SCXP79434281 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP79434281 BCX0\">injection)<\/span><\/span><\/span><\/li>\n<\/ul>\n<div class=\"mceTemp\"><\/div>\n<h4><strong>Resources:<\/strong><\/h4>\n<ul style=\"font-weight: 400\">\n<li>2nd Edition North Central IPM\u00a0<a href=\"https:\/\/plant-pest-advisory.rutgers.edu\/wp-content\/uploads\/2014\/06\/Emerald-Ash-Borer-Control-2014.pdf\" target=\"_blank\" rel=\"noopener\">Insecticide Options for Protecting Ash Trees from Emerald Ash Borer<\/a><\/li>\n<li>Herms, D. (2014, Mar 20).\u00a0<a href=\"https:\/\/connect.msu.edu\/p1r3mf5i9u8\/?launcher=false&amp;fcsContent=true&amp;pbMode=normal\" target=\"_blank\" rel=\"noopener\">2014 Research Update on Emerald Ash Borer [Webinar]<\/a><\/li>\n<li><a href=\"http:\/\/www.emeraldashborer.info\/\" target=\"_blank\" rel=\"noopener\">Emerald Ash Borer Website<\/a><\/li>\n<\/ul>\n<div class=\"mceTemp\"><\/div>\n<div class=\"mceTemp\"><\/div>\n<div class=\"mceTemp\"><\/div>\n<figure id=\"attachment_950\" aria-describedby=\"caption-attachment-950\" style=\"width: 206px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-950\" src=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/wp-content\/uploads\/sites\/1396\/2025\/07\/Screenshot-2025-07-22-130059.png\" alt=\"\" width=\"206\" height=\"296\" \/><figcaption id=\"caption-attachment-950\" class=\"wp-caption-text\">Photo credits Steve Rettke, Rutgers RCE<\/figcaption><\/figure>\n<figure id=\"attachment_951\" aria-describedby=\"caption-attachment-951\" style=\"width: 220px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-951\" src=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/wp-content\/uploads\/sites\/1396\/2025\/07\/Screenshot-2025-07-22-130105.png\" alt=\"\" width=\"220\" height=\"159\" \/><figcaption id=\"caption-attachment-951\" class=\"wp-caption-text\">Photo credits Steve Rettke, Rutgers RCE<\/figcaption><\/figure>\n<figure id=\"attachment_952\" aria-describedby=\"caption-attachment-952\" style=\"width: 216px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-952\" src=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/wp-content\/uploads\/sites\/1396\/2025\/07\/Screenshot-2025-07-22-130114.png\" alt=\"\" width=\"216\" height=\"128\" \/><figcaption id=\"caption-attachment-952\" class=\"wp-caption-text\">Photo credits Steve Rettke, Rutgers RCE<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<h6><span class=\"LineBox SCXP56887253 BCX0\"><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">Disclaimer<\/span><\/span><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\"> &#8211; Materials do not cover all possible control scenarios and are intended for licensed professionals. Tradenames do not imply\u00a0<\/span><\/span><\/span><span class=\"LineBox SCXP56887253 BCX0\"><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">endorsement and are used as examples. You must strictly follow the label for each compound prior to use. Rutgers is not responsible for<\/span><\/span><\/span><span class=\"LineBox SCXP56887253 BCX0\"><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">m is used materials or damages thereof. The label is the law. Labels will provide detailed information on use and restrictions. Additionally, <\/span><\/span><\/span><span class=\"LineBox SCXP56887253 BCX0\"><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">application intervals, compatibility, surfactant use, PHI, PPE, important and other key information is described in detail. Always discuss\u00a0<\/span><\/span><\/span><span class=\"LineBox SCXP56887253 BCX0\"><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">treatments with your local agents.\u00a0<\/span><\/span><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-scheme-color=\"@C00000,,\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">Note: Neonicotinoids can only be legally applied in commercial agriculture settings by licensed <\/span><\/span><\/span><span class=\"LineBox SCXP56887253 BCX0\"><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-scheme-color=\"@C00000,,\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">applicators.\u00a0<\/span><\/span><span class=\"TextRun SCXP56887253 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-scheme-color=\"@3B7F23,9,18:76000\" data-usefontface=\"false\" data-contrast=\"none\"><span class=\"NormalTextRun SCXP56887253 BCX0\">Guidelines and recommendations made in this presentation are specific to the state of New Jersey.\u00a0<\/span><\/span><\/span><\/h6>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Emerald Ash Borer (Agrilus planipennis) GDD Window (base 50): 450-500\u00a0 \u200b Overview: Adults are wood-boring beetles that are bright metallic green in color, bullet-shaped, and 1\/3\u201d long with two pairs &hellip; <a href=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/emerald-ash-borer\/\" class=\"\">Read More<\/a><\/p>\n","protected":false},"author":3407,"featured_media":953,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[15],"tags":[],"class_list":["post-946","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pests"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Emerald Ash Borer - Nursery IPM<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/emerald-ash-borer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Emerald Ash Borer - Nursery IPM\" \/>\n<meta property=\"og:description\" content=\"Emerald Ash Borer (Agrilus planipennis) GDD Window (base 50): 450-500\u00a0 \u200b Overview: Adults are wood-boring beetles that are bright metallic green in color, bullet-shaped, and 1\/3\u201d long with two pairs &hellip; Read More\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/emerald-ash-borer\/\" \/>\n<meta property=\"og:site_name\" content=\"Nursery IPM\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-27T16:52:34+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-27T19:39:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sites.rutgers.edu\/nursery-ipm\/wp-content\/uploads\/sites\/1396\/2025\/07\/Screenshot-2025-07-22-130229.png\" \/>\n\t<meta property=\"og:image:width\" content=\"249\" \/>\n\t<meta property=\"og:image:height\" content=\"181\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Erin O. 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