{"id":4795,"date":"2026-01-14T11:19:51","date_gmt":"2026-01-14T10:19:51","guid":{"rendered":"https:\/\/www.fredonoccitanie.com\/eesh\/?p=4795"},"modified":"2026-01-15T10:29:18","modified_gmt":"2026-01-15T09:29:18","slug":"chenilles-processionnaires-des-chenilles-surprises-par-le-froid","status":"publish","type":"post","link":"https:\/\/www.fredonoccitanie.com\/eesh\/2026\/01\/14\/chenilles-processionnaires-des-chenilles-surprises-par-le-froid\/","title":{"rendered":"[CHENILLES PROCESSIONNAIRES] Des chenilles surprises par le froid ?"},"content":{"rendered":"<p>Ces derni\u00e8res ann\u00e9es, le d\u00e9partement <a href=\"https:\/\/agriculture.gouv.fr\/sante-des-forets-ressources-et-publications-0\">Sant\u00e9 des For\u00eats de l\u2019ONF<\/a> (DSF) constate une augmentation du nombre et surtout <strong>une mont\u00e9e en altitude des nids de chenilles processionnaires du pin<\/strong> dans l\u2019est des Pyr\u00e9n\u00e9es, allant jusqu\u2019\u00e0 Mont-Louis (66), \u00e0 1500 m\u00e8tres.<\/p>\n<p>Pour ce d\u00e9but d&rsquo;ann\u00e9e 2026, sur les hauts plateaux de l\u2019Aude, l\u2019ONF pr\u00e9voit des attaques assez importantes de chenilles.\u00a0\u00a0Il y avait d\u00e9j\u00e0 des chenilles <strong>stade L3 fin octobre<\/strong> en altitude sur le plateau de Sault et de Prades en Ari\u00e8ge.<\/p>\n<div id=\"attachment_4796\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4796\" class=\"wp-image-4796 size-medium\" src=\"https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_sault_onf_jan26-300x222.png\" alt=\"\" width=\"300\" height=\"222\" srcset=\"https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_sault_onf_jan26-300x222.png 300w, https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_sault_onf_jan26.png 605w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><p id=\"caption-attachment-4796\" class=\"wp-caption-text\">Attaques en for\u00eat de COMUS (11), o\u00f9 l\u2019on constate une d\u00e9foliation importante des arbres h\u00f4tes. \u00aePhoto ONF, 5\/1\/2026<\/p><\/div>\n<p>Mais le coup de froid de d\u00e9but janvier semble avoir fait des d\u00e9g\u00e2ts sur des chenilles imprudentes hors des nids comme en atteste cette photo de Mickael KACZMAR (ONF Ari\u00e8ge). Cela permet d\u2019esp\u00e9rer un ralentissement des attaques.<\/p>\n<div id=\"attachment_4797\" style=\"width: 235px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4797\" class=\"wp-image-4797 size-medium\" src=\"https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_froid_kazmar_onf-225x300.png\" alt=\"\" width=\"225\" height=\"300\" srcset=\"https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_froid_kazmar_onf-225x300.png 225w, https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_froid_kazmar_onf-529x705.png 529w, https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_froid_kazmar_onf.png 605w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><p id=\"caption-attachment-4797\" class=\"wp-caption-text\">Chenilles surprises par les fortes gel\u00e9es. \u00aePhoto Micka\u00ebl Kaczmar ONF, 5\/1\/2026<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>Toutefois, les nids sont des protections habituellement efficaces contre le froid, permettant \u00e0 la majorit\u00e9 de leurs occupantes de r\u00e9sister \u00e0 l&rsquo;abri jusqu&rsquo;\u00e0 -16\u00b0C selon l&rsquo;INRAE.<\/p>\n<p>Retrouvez les informations du DSF, par exemple <a href=\"https:\/\/fredonoccitanie189-my.sharepoint.com\/:b:\/g\/personal\/e_algans_fredon-occitanie_fr\/IQBOmzrHztPtR5K-ul-1x79MAZlL7p6uNZ5RZ4GABoByvKg?e=jvhfxF\">cette note explicative sur les chenilles processionnaires<\/a>, dans laquelle les enjeux et la strat\u00e9gie d\u2019action en for\u00eat sont explicit\u00e9s.<\/p>\n<div id=\"attachment_4798\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4798\" class=\"wp-image-4798 size-medium\" src=\"https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_bulletin_onf-300x215.png\" alt=\"\" width=\"300\" height=\"215\" srcset=\"https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_bulletin_onf-300x215.png 300w, https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_bulletin_onf-260x185.png 260w, https:\/\/www.fredonoccitanie.com\/eesh\/wp-content\/uploads\/sites\/5\/2026\/01\/chenille_bulletin_onf.png 605w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><p id=\"caption-attachment-4798\" class=\"wp-caption-text\">Note DSF chenilles processionnaires<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Ces derni\u00e8res ann\u00e9es, le d\u00e9partement Sant\u00e9 des For\u00eats de l\u2019ONF (DSF) constate une augmentation du nombre et surtout une mont\u00e9e en altitude des nids de chenilles processionnaires du pin dans l\u2019est des Pyr\u00e9n\u00e9es, allant jusqu\u2019\u00e0 Mont-Louis (66), \u00e0 1500 m\u00e8tres. Pour ce d\u00e9but d&rsquo;ann\u00e9e 2026, sur les hauts plateaux de l\u2019Aude, l\u2019ONF pr\u00e9voit des attaques [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":4796,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,2,1],"tags":[],"class_list":["post-4795","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-ambroisies","category-actualites-fredon","category-non-classe"],"_links":{"self":[{"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/posts\/4795","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/comments?post=4795"}],"version-history":[{"count":3,"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/posts\/4795\/revisions"}],"predecessor-version":[{"id":4828,"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/posts\/4795\/revisions\/4828"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/media\/4796"}],"wp:attachment":[{"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/media?parent=4795"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/categories?post=4795"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fredonoccitanie.com\/eesh\/wp-json\/wp\/v2\/tags?post=4795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}