{"id":41778,"date":"2024-12-18T14:31:16","date_gmt":"2024-12-18T14:31:16","guid":{"rendered":"https:\/\/paneco.ch\/?p=41778"},"modified":"2025-03-04T16:42:36","modified_gmt":"2025-03-04T16:42:36","slug":"le-lierre-bien-plus-quune-plante-grimpante","status":"publish","type":"post","link":"https:\/\/paneco.ch\/fr\/le-lierre-bien-plus-quune-plante-grimpante\/","title":{"rendered":"Le lierre : bien plus qu&rsquo;une plante grimpante"},"content":{"rendered":"\n<p>La for\u00eat, en hiver, est silencieuse et d\u00e9nud\u00e9e &#8211; \u00e0 l&rsquo;exception du lierre \u00e0 feuilles persistantes (Hedera helix). Cette plante grimpe sur les arbres et d\u00e9fie la neige et le gel. Les feuilles \u00e9paisses et coriaces du lierre minimisent l&rsquo;\u00e9vaporation pendant que son robuste syst\u00e8me racinaire puise dans le sol, m\u00eame en hiver, suffisamment d&rsquo;eau et de nutriments.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Waldweg_klein.jpg\" alt=\"\" class=\"wp-image-41261\" style=\"width:1131px;height:auto\" srcset=\"https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Waldweg_klein.jpg 800w, https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Waldweg_klein-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Le vert fonc\u00e9 du lierre se remarque particuli\u00e8rement dans la for\u00eat enneig\u00e9e.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Le lierre ne se contente pas de survivre \u00e0 la saison froide. Il remplit en effet, tout au long de l\u2019ann\u00e9e, d\u2019importantes fonctions \u00e9cologiques : Au printemps et en \u00e9t\u00e9, son feuillage dense offre un abri aux oiseaux et aux insectes. En automne, sa floraison repr\u00e9sente l&rsquo;une des derni\u00e8res sources de nourriture pour les abeilles sauvages. En hiver enfin, lorsque la nourriture se fait rare, les baies noires et bleues du lierre sont une pr\u00e9cieuse source d&rsquo;\u00e9nergie pour les oiseaux.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Efeu_nah.jpg\" alt=\"\" class=\"wp-image-41256\" srcset=\"https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Efeu_nah.jpg 800w, https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Efeu_nah-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Gr\u00e2ce \u00e0 ses petites racines adh\u00e9rentes, le lierre grimpe sur les arbres sans endommager leur \u00e9corce.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Consid\u00e9r\u00e9 souvent comme un parasite, le lierre \u00e0 feuille persistantes rend en fait service aux arbres sur lesquels il pousse. L&rsquo;arbre, d\u2019une part, sert uniquement de support sans \u00eatre endommag\u00e9 et d&rsquo;autre part, les feuilles denses du lierre prot\u00e8gent son tronc des variations de temp\u00e9rature et des rayons de soleil.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Efeuranke.jpg\" alt=\"\" class=\"wp-image-41253\" srcset=\"https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Efeuranke.jpg 800w, https:\/\/paneco.ch\/wp-content\/uploads\/2024\/12\/Efeuranke-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Gr\u00e2ce \u00e0 ses petites racines adh\u00e9rentes, le lierre grimpe sur les arbres sans endommager leur \u00e9corce.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Un symbole d&rsquo;\u00e9ternit\u00e9 et de fid\u00e9lit\u00e9<\/strong><\/p>\n\n\n\n<p>Depuis des mill\u00e9naires, les feuilles persistantes du lierre inspirent les mythes et la symbolique. Les Grecs v\u00e9n\u00e9raient la plante comme symbole d&rsquo;amour \u00e9ternel et de constance. Les Romains lui attribuaient des vertus protectrices &#8211; contre les cons\u00e9quences d&rsquo;une consommation excessive d&rsquo;alcool par exemple. Au Moyen \u00c2ge, le lierre avait m\u00eame une port\u00e9e magique : il entrait dans les recettes des sorci\u00e8res pour fortifier l&rsquo;amour ou emp\u00eacher l&rsquo;infid\u00e9lit\u00e9.<br>Mais attention \u00e0 tous ceux qui ne connaissent rien \u00e0 la magie : toutes les parties de la plante du lierre sont toxiques pour l&rsquo;homme ! D\u00e9j\u00e0 l\u2019ingestion de petites quantit\u00e9s de baies entra\u00eene des maux de t\u00eate, des naus\u00e9es et des crampes. Des quantit\u00e9s plus importantes peuvent m\u00eame provoquer un arr\u00eat respiratoire. Les intoxications au lierre sont n\u00e9anmoins tr\u00e8s rares, car les baies ont un go\u00fbt tellement amer pour l&rsquo;homme que cela n\u2019incite pas \u00e0 les consommer.<\/p>\n\n\n\n<p>N\u2019en mangez pas, s&rsquo;il vous pla\u00eet ! Quelques baies de lierre suffisent pour provoquer, chez l\u2019homme, des sympt\u00f4mes d\u2019intoxication.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Comment le lierre survit-il \u00e0 l&rsquo;hiver ? Quel est le r\u00f4le de cette plante dans l&rsquo;\u00e9cosyst\u00e8me et que signifie-t-elle symboliquement pour nous, les humains ? Ce fid\u00e8le compagnon pendant la saison froide peut faire bien plus que ce qu\u2019il n\u2019y parait au premier abord.<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[136,133],"tags":[],"class_list":["post-41778","post","type-post","status-publish","format-standard","hentry","category-centre-nature-thurauen","category-flore-faune"],"_links":{"self":[{"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/posts\/41778","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/comments?post=41778"}],"version-history":[{"count":2,"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/posts\/41778\/revisions"}],"predecessor-version":[{"id":41780,"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/posts\/41778\/revisions\/41780"}],"wp:attachment":[{"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/media?parent=41778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/categories?post=41778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/paneco.ch\/fr\/wp-json\/wp\/v2\/tags?post=41778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}