{"id":5092,"date":"2014-12-11T15:44:57","date_gmt":"2014-12-11T20:44:57","guid":{"rendered":"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/?page_id=5092"},"modified":"2019-03-28T12:25:01","modified_gmt":"2019-03-28T16:25:01","slug":"may-june-beetles","status":"publish","type":"page","link":"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/fact-sheets\/common-name-listing\/may-june-beetles\/","title":{"rendered":"May \/ June Beetles"},"content":{"rendered":"<p><strong><a href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/11\/May-June-Beetle.jpg\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-2255 \" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/11\/May-June-Beetle-300x198.jpg\" alt=\"Photo of a May\/June Beetle\" width=\"267\" height=\"176\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/11\/May-June-Beetle-300x198.jpg 300w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/11\/May-June-Beetle-105x69.jpg 105w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/11\/May-June-Beetle-317x209.jpg 317w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/11\/May-June-Beetle-423x279.jpg 423w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/11\/May-June-Beetle.jpg 562w\" sizes=\"auto, (max-width: 320px) 85vw, (max-width: 768px) 67vw, (max-width: 1024px) 62vw,267px\" \/><\/a>May beetles and June beetles<\/strong>&#8211;or June bugs&#8211;are common names given to beetles that are in the genus, <em>Phyllophaga<\/em>, which is a very large genus of scarab beetles comprised of more than 260 species with upwards of 100 occurring in North America. They are stout-bodied (1\/2 to one inch or more in length), and range in color from light tan to reddish-brown or even black like the one shown here. Since the beetles are nocturnal, they are readily attracted to lights so are often seen and heard buzzing around (and thumping into) porch lights and window screens on warm summer nights.<\/p>\n<figure id=\"4130\" class=\"wp-caption alignleft\"><a href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2013\/02\/JuneBeetleGrub.jpg\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-4130\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2013\/02\/JuneBeetleGrub-255x300.jpg\" alt=\"a June Beetle Grub\" width=\"163\" height=\"192\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2013\/02\/JuneBeetleGrub-255x300.jpg 255w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2013\/02\/JuneBeetleGrub-105x123.jpg 105w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2013\/02\/JuneBeetleGrub-317x373.jpg 317w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2013\/02\/JuneBeetleGrub-423x497.jpg 423w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2013\/02\/JuneBeetleGrub.jpg 529w\" sizes=\"auto, (max-width: 163px) 100vw, 163px\" \/><\/a><figcaption class=\"wp-caption-text\">A June Beetle grub<\/figcaption><\/figure>\n<p>Adults, which emerge in May and June, feed on the foliage of various trees and shrubs.\u00a0 On oaks and maples in particular, feeding injury is usually insignificant, giving rise to small irregular holes in the leaves that are often not noticed until the leaves have finished expanding, by which time the beetles have likely long since moved on.\u00a0 Thus, steps to control the adults are rarely necessary or warranted.<\/p>\n<p>When these insects are in their grub\/larval stage, the feeding that is done to plant roots can on occasion be severe, most commonly for grass\/turf roots.\u00a0 Only rarely is it a problem in ornamentals. Some species feed in the C-shaped <strong><a href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/frequent-specimens\/frequent-white-grubs\/\"><b>white grub<\/b><\/a><\/strong> stage (on roots and organic matter) for several summers before pupating, whereas a few species complete their development in just a single season, forming adults in the fall that remain dormant in the ground and do not emerge until the following May or June.<\/p>\n<hr \/>\n<h3>Additional Information:<\/h3>\n<ul>\n<li><a href=\"https:\/\/apps.extension.umn.edu\/garden\/diagnose\/insect\/general-curiosity-insects\/beetles\/medium\/may-june-beetles.html\" target=\"_blank\" rel=\"noopener\"><strong>May\/June Beetles<\/strong><\/a> (University of Minnesota)<\/li>\n<li><a href=\"http:\/\/ento.psu.edu\/extension\/factsheets\/green-june-beetle\" target=\"_blank\" rel=\"noopener\"><strong>Green June Beetle<\/strong><\/a> (Penn State)<\/li>\n<li><a href=\"http:\/\/www.ipmimages.org\/browse\/subthumb.cfm?sub=2191\" target=\"_blank\" rel=\"noopener\"><b>Additional Photos<\/b><\/a> (IPMimages.org)<\/li>\n<\/ul>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>May beetles and June beetles&#8211;or June bugs&#8211;are common names given to beetles that are in the genus, Phyllophaga, which is a very large genus of scarab beetles comprised of more than 260 species with upwards of 100 occurring in North America. They are stout-bodied (1\/2 to one inch or more in length), and range in [&hellip;]<\/p>\n","protected":false},"author":60,"featured_media":0,"parent":1561,"menu_order":22,"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-5092","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>May \/ June Beetles - 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\" href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/fact-sheets\/common-name-listing\/may-june-beetles\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"May \/ June Beetles - Home and Garden IPM from Cooperative Extension - University of Maine Cooperative Extension\" \/>\n<meta property=\"og:description\" content=\"May beetles and June beetles&#8211;or June bugs&#8211;are common names given to beetles that are in the genus, Phyllophaga, which is a very large genus of scarab beetles comprised of more than 260 species with upwards of 100 occurring in North America. 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