{"id":8311,"date":"2019-03-18T10:32:46","date_gmt":"2019-03-18T14:32:46","guid":{"rendered":"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/?page_id=8311"},"modified":"2025-02-07T16:53:15","modified_gmt":"2025-02-07T21:53:15","slug":"eastern-tent-caterpillars-2","status":"publish","type":"page","link":"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/fact-sheets\/common-name-listing\/eastern-tent-caterpillars-2\/","title":{"rendered":"Eastern Tent Caterpillars"},"content":{"rendered":"<p>The silken\/webbed nests spun by <strong>Eastern Tent Caterpillars<\/strong> start to be seen in trees in Maine typically beginning in early May.\u00a0 These caterpillars feed on ash, apple, peach, plum, crabapple, cherry trees, to name but a few, and build distinctive nests in the forks of the branches. Feel free to review our <strong><a href=\"https:\/\/extension.umaine.edu\/ipm\/ipddl\/publications\/5022e\/\">Eastern Tent Caterpillars publication<\/a><\/strong> about these caterpillars for more information, including some things you can do to combat them. Below you&#8217;ll also find a few more helpful resources about this insect.<\/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: 16%;\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-8311 gallery-columns-6 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\/2025\/02\/Eastern-Tent-Moth-Malacosoma-americana-062922.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2025\/02\/Eastern-Tent-Moth-Malacosoma-americana-062922-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"an Eastern Tent moth (Malacosoma americana) resting on the side of a home (6\/29\/2022; Etna, ME)\" aria-describedby=\"gallery-1-13988\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2025\/02\/Eastern-Tent-Moth-Malacosoma-americana-062922-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2025\/02\/Eastern-Tent-Moth-Malacosoma-americana-062922-300x300.jpg 300w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2025\/02\/Eastern-Tent-Moth-Malacosoma-americana-062922-400x400.jpg 400w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2025\/02\/Eastern-Tent-Moth-Malacosoma-americana-062922-600x600.jpg 600w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2025\/02\/Eastern-Tent-Moth-Malacosoma-americana-062922-32x32.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-1-13988'>\n\t\t\t\tEastern Tent Moth (<i>Malacosoma americana<\/i>) (Etna, ME; 6\/29\/2022)\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/02\/EasternTentCaterpillar-02.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/02\/EasternTentCaterpillar-02-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"A nest of Eastern Tent caterpillars in a tree\" aria-describedby=\"gallery-1-1046\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/02\/EasternTentCaterpillar-02-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/02\/EasternTentCaterpillar-02-32x32.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-1-1046'>\n\t\t\t\tA nest of Eastern Tent caterpillars\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillarNest-2015b.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\/06\/EasternTentCaterpillarNest-2015b-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"A nest of Eastern Tent caterpillars\" aria-describedby=\"gallery-1-5883\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillarNest-2015b-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillarNest-2015b-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-1-5883'>\n\t\t\t\tA nest of Eastern Tent caterpillars\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillarNest-2015a.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\/06\/EasternTentCaterpillarNest-2015a-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Relatively closeup view of an Eastern Tent Caterpillar&#039;s nest (same nest--but closer view--as shown in adjacent photo)\" aria-describedby=\"gallery-1-5882\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillarNest-2015a-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillarNest-2015a-537x535.jpg 537w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillarNest-2015a-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-1-5882'>\n\t\t\t\tCloser view of the caterpillar nest shown in the adjacent photo\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\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Photo of a nest made by Eastern Tent Caterpillars\" aria-describedby=\"gallery-1-8452\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-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-1-8452'>\n\t\t\t\tA nest of <a href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/fact-sheets\/common-name-listing\/eastern-tent-caterpillars-2\/\">Eastern Tent Caterpillars<\/a> (Mid-May, 2012; Aurora, ME)\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-003b.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-003b-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Closer view of the bottom of the Eastern Tent Caterpillar nest shown in the adjacent photo, and the nest is covered with caterpillars\" aria-describedby=\"gallery-1-8455\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-003b-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-003b-593x592.jpg 593w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2019\/03\/Eastern-Tent-Caterpillars-052112-Aurora-003b-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-1-8455'>\n\t\t\t\tCloser view of the bottom of the nest shown in the adjacent photo\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/><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\/2010\/09\/EasternTentCaterpillar-egg-masses.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2010\/09\/EasternTentCaterpillar-egg-masses-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"A composite image showing three different photos of an EasternTent Caterpillar egg mass on a tree branch\" aria-describedby=\"gallery-1-139\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2010\/09\/EasternTentCaterpillar-egg-masses-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2010\/09\/EasternTentCaterpillar-egg-masses-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-1-139'>\n\t\t\t\tEastern Tent Caterpillar (egg masses)\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\/2018\/02\/EasternTentCaterpillar-eggs.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2018\/02\/EasternTentCaterpillar-eggs-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Closeup image of a mass of Eastern Tent Caterpillar eggs on a leaf\" aria-describedby=\"gallery-1-7082\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2018\/02\/EasternTentCaterpillar-eggs-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2018\/02\/EasternTentCaterpillar-eggs-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-1-7082'>\n\t\t\t\tCloseup view of an Eastern Tent Caterpillar egg mass\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\/06\/EasternTentCaterpillar-June5th2015.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\/06\/EasternTentCaterpillar-June5th2015-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"An eastern tent caterpillar next to a US penny for scale purposes\" aria-describedby=\"gallery-1-5893\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillar-June5th2015-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/EasternTentCaterpillar-June5th2015-32x32.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-1-5893'>\n\t\t\t\tA mature <a href=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/fact-sheets\/common-name-listing\/eastern-tent-caterpillars-2\/\">Eastern Tent Caterpillar<\/a> (Central Maine: June 5th, 2015)\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\/2011\/02\/EasternTentCaterpillar-01.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/02\/EasternTentCaterpillar-01-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"A mature Eastern Tent Caterpillar (Central Maine: June 24th)\" aria-describedby=\"gallery-1-1045\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/02\/EasternTentCaterpillar-01-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2011\/02\/EasternTentCaterpillar-01-32x32.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-1-1045'>\n\t\t\t\tA mature Eastern Tent Caterpillar (Central Maine: June 24th)\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\/06\/Forest-versus-Eastern-tent-caterpillar-wlabels.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\/06\/Forest-versus-Eastern-tent-caterpillar-wlabels-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"A photo that compares the Eastern Tent Caterpillar with a Forest Tent Caterpillar (one larva of each type is shown side-by-side)\" aria-describedby=\"gallery-1-5884\" srcset=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/Forest-versus-Eastern-tent-caterpillar-wlabels-150x150.jpg 150w, https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2015\/06\/Forest-versus-Eastern-tent-caterpillar-wlabels-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-1-5884'>\n\t\t\t\tComparing the Eastern Tent Caterpillar (bottom) with a Forest Tent Caterpillar (above). Both were feeding on the leaves of a wild apple tree. The Eastern tent caterpillars make silken nests in the forks of their host trees whereas the forest tent caterpillars make no nests at all, in spite of having &#8220;tent&#8221; in their name (Etna, ME; 6\/5\/2015)\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\/2023\/07\/CaterpillarComparisons-061222.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"113\" src=\"https:\/\/extension.umaine.edu\/home-and-garden-ipm\/wp-content\/uploads\/sites\/43\/2023\/07\/CaterpillarComparisons-061222-e1690386161504-150x113.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Four different caterpillars on an oak leaf: Eastern Tent, Spongy, Forest Tent, and the Browntail. Photographed on June 12th, 2022 in central Maine\" aria-describedby=\"gallery-1-13147\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-13147'>\n\t\t\t\tComparison of four different caterpillar species in Maine that are sometimes difficult for people to differentiate, and oak is one of the hosts they all have in common (Photographed: central Maine; 6\/12\/2022) (Eastern Tent caterpillar, Spongy caterpillar, Forest Tent caterpillar, and the Browntail caterpillar)\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<hr \/>\n<h3><strong>Additional Information:<\/strong><em><strong><br \/>\n<\/strong><\/em><\/h3>\n<ul>\n<li><a href=\"https:\/\/extension.psu.edu\/eastern-tent-caterpillar\" target=\"_blank\" rel=\"noopener\"><strong>Eastern Tent Caterpillar<\/strong><\/a> (Penn State)<\/li>\n<li><em><strong>For horse owners:<\/strong> <\/em><a href=\"http:\/\/www.jarvm.com\/articles\/Vol2Iss2\/TOBINJARVMVol2No2.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Mare Reproductive Loss Syndrome<\/strong><\/a>\u00a0(The International Journal of Applied Research in Veterinary Medicine)<\/li>\n<\/ul>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>The silken\/webbed nests spun by Eastern Tent Caterpillars start to be seen in trees in Maine typically beginning in early May.\u00a0 These caterpillars feed on ash, apple, peach, plum, crabapple, cherry trees, to name but a few, and build distinctive nests in the forks of the branches. Feel free to review our Eastern Tent Caterpillars [&hellip;]<\/p>\n","protected":false},"author":60,"featured_media":0,"parent":1561,"menu_order":0,"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-8311","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>Eastern Tent Caterpillars - 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\/eastern-tent-caterpillars-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Eastern Tent Caterpillars - Home and Garden IPM from Cooperative Extension - University of Maine Cooperative Extension\" \/>\n<meta property=\"og:description\" content=\"The silken\/webbed nests spun by Eastern Tent Caterpillars start to be seen in trees in Maine typically beginning in early May.\u00a0 These caterpillars feed on ash, apple, peach, plum, crabapple, cherry trees, to name but a few, and build distinctive nests in the forks of the branches. 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