{"id":3659,"date":"2012-11-09T14:38:15","date_gmt":"2012-11-09T19:38:15","guid":{"rendered":"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/?page_id=3659"},"modified":"2024-06-26T11:19:56","modified_gmt":"2024-06-26T15:19:56","slug":"european-chafer","status":"publish","type":"page","link":"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/fact-sheets\/common-name-listing\/european-chafer\/","title":{"rendered":"European Chafer"},"content":{"rendered":"<p>The <strong>European Chafer<\/strong>&#8212;<em>Amphimallon majalis <\/em> (Razoumowsky)&#8211;is a serious pest of lawns and turf of all kinds, but it is also a pest of many vegetables, fruits, field crops, and nursery and ornamental plants.\u00a0 The damaging stage is the larval\/grub stage, and the somewhat white, C-shaped grubs are part of an entire group of related genera that are collectively referred to as <b>&#8220;<a href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/frequent-specimens\/frequent-white-grubs\/\"><b>white grubs<\/b><\/a>,&#8221;<\/b> and these are very destructive to lawns\/turf in particular.\u00a0 In turf, the treatment threshold for the European Chafer is considered to be five to eight grubs per square foot.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 20%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-3659 gallery-columns-5 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/EuropeanChaferAdult.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/EuropeanChaferAdult-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"picture of a European Chafer adult beetle\" aria-describedby=\"gallery-1-4780\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/EuropeanChaferAdult-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/EuropeanChaferAdult-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-4780'>\n\t\t\t\tEuropean Chafer (adult stage)\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2012\/11\/WhiteGrubPlusPupa-European-Chafer-GMD.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2012\/11\/WhiteGrubPlusPupa-European-Chafer-GMD-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"a grub and pupa of the European Chafer species of scarab beetle\" aria-describedby=\"gallery-1-3706\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2012\/11\/WhiteGrubPlusPupa-European-Chafer-GMD-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2012\/11\/WhiteGrubPlusPupa-European-Chafer-GMD-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-3706'>\n\t\t\t\tEuropean Chafer (grub and pupa)\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/WhiteGrubRasters-Maine.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/WhiteGrubRasters-Maine-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Photo comparing the rasters of a Japanese Beetle grub with that of a European Chafer grub.\" aria-describedby=\"gallery-1-4773\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/WhiteGrubRasters-Maine-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2014\/01\/WhiteGrubRasters-Maine-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-4773'>\n\t\t\t\tComparing the rasters of Japanese Beetle and European Chafer grubs.\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/03\/WhiteGrubs-EChafer-JBeetle-labeled.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/03\/WhiteGrubs-EChafer-JBeetle-labeled-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Example of two common types of White Grubs (European Chafer grub on left, and a Japanese beetle grub on the right)\" aria-describedby=\"gallery-1-5590\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/03\/WhiteGrubs-EChafer-JBeetle-labeled-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/03\/WhiteGrubs-EChafer-JBeetle-labeled-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-5590'>\n\t\t\t\tComparing grubs of European Chafer and Japanese Beetle\n\t\t\t\t<\/dd><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n\n<hr \/>\n<h3>Additional Photos and Information:<\/h3>\n<ul>\n<li><strong><a href=\"http:\/\/purdueturftips.blogspot.com\/2015\/04\/european-chafer-causing-serious-damage.html\" target=\"_blank\" rel=\"noopener\">European Chafer Causing Serious Damage in Northeastern Indiana (2015)<\/a><\/strong> (Purdue)<\/li>\n<li><a href=\"https:\/\/www.canr.msu.edu\/ipm\/diseases\/european-chafer\" target=\"_blank\" rel=\"noopener\"><strong>European Chafer<\/strong><\/a> (Michigan State Univ)<\/li>\n<li><a href=\"https:\/\/www.mda.state.mn.us\/plants-insects\/europeanchafer\" target=\"_blank\" rel=\"noopener\"><strong>European Chafer<\/strong><\/a> (Minnesota Dept of Agriculture)<\/li>\n<li><a href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/frequent-specimens\/frequent-white-grubs\/\"><strong>White Grubs<\/strong><\/a><\/li>\n<\/ul>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>The European Chafer&#8212;Amphimallon majalis (Razoumowsky)&#8211;is a serious pest of lawns and turf of all kinds, but it is also a pest of many vegetables, fruits, field crops, and nursery and ornamental plants.\u00a0 The damaging stage is the larval\/grub stage, and the somewhat white, C-shaped grubs are part of an entire group of related genera that [&hellip;]<\/p>\n","protected":false},"author":60,"featured_media":0,"parent":1561,"menu_order":30,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-3659","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>European Chafer - Home and Garden IPM from Cooperative Extension - University of Maine Cooperative Extension<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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