{"id":28,"date":"2009-11-26T08:47:00","date_gmt":"2009-11-26T08:47:00","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogjardin\/2009\/11\/26\/des-iris-malade\/"},"modified":"2012-08-27T10:41:19","modified_gmt":"2012-08-27T10:41:19","slug":"des-iris-malade","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogjardin\/2009\/11\/26\/des-iris-malade\/","title":{"rendered":"Des iris malades."},"content":{"rendered":"<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogjardin\/files\/2012\/08\/feuille_diris_malade_2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"252\"  src=\"http:\/\/www.leblogjardin.com\/images\/feuille_diris_malade_2.jpg\" alt=\"Feuille_diris_malade_2\" style=\"margin: 0px 5px 5px 0px;float: left\" \/><\/a> Les <a href=\"http:\/\/www.mr-bricolage.fr\/modules\/espconseil\/fiches_magazines\/Mb40-11.htm\">iris<\/a> une fois d\u00e9fleuris sont d\u00e9coratifs tout le reste de&nbsp; l&rsquo;ann\u00e9e gr\u00e2ce \u00e0 leurs feuilles d&rsquo;une jolie teinte vert clair. Catastrophe! Voil\u00e0 que les miens ont pris une vilaine couleur brune qui n&rsquo;augure rien de bon.<\/p>\n<p> Apr\u00e8s inspection, je ne peux que constater qu&rsquo;ils sont attaqu\u00e9s&nbsp; par la&nbsp; <a href=\"http:\/\/www.oxadis.com\/front\/process\/home_univers.asp?cat=vegetal&amp;srub=abc&amp;idobj=4215\">maladie<\/a>. Les symp\u00f4mes, des taches marron qui partent de la pointe et&nbsp; finissent par se rejoindre, correspondent \u00e0 une maladie appel\u00e9e &quot;h\u00e9t\u00e9rosporiose&quot;. Elle est d\u00fbe \u00e0 un champignon (heterosporium gracile) qui s&rsquo;active quand le temps devient humide. <\/p>\n<p>Vous avez le m\u00eame probl\u00e8me que moi? Pas d&rsquo;h\u00e9sitation \u00e0 avoir, il faut traiter les pieds d&rsquo;iris sans tarder! <\/p>\n<p>Il existe des traitements bio qui peuvent \u00eatre appliqu\u00e9s apr\u00e8s avoir enlev\u00e9 toutes les parties des feuilles atteintes (br\u00fblez ces d\u00e9chets, ne les mettez surtout pas dans votre tas de compost). Voici quelques- uns de ces traitements: extrait de pr\u00eale de Profertyl, <a href=\"http:\/\/www.leblogjardin.com\/2005\/11\/la_bouillie_bor.html\">bouillie bordelaise<\/a> (bayer, Sem&#8230;), poudre d&rsquo;ortie (CP jardin)<br \/>Si vous pr\u00e9f\u00e9rez utiliser les traitements chimiques, faites des pulv\u00e9risations \u00e0 base de fongicide syst\u00e9mique ou de contact&nbsp; (ex anti maladies polyvalent de Scotts).<\/p>\n<p>Une fois le probl\u00e8me r\u00e9solu il va falloir veiller \u00e0 ce que ce champignon ne revienne pas, pour cela il faut nettoyer les massifs d&rsquo;iris pour les a\u00e9rer et faire en sorte qu&rsquo;il n&rsquo;y ait pas d&rsquo;humidit\u00e9 stagnante.<br \/>Voil\u00e0, maintenant nous allons \u00eatre vigilants!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les iris une fois d\u00e9fleuris sont d\u00e9coratifs tout le reste de&nbsp; l&rsquo;ann\u00e9e gr\u00e2ce \u00e0 leurs feuilles d&rsquo;une jolie teinte vert clair. Catastrophe! Voil\u00e0 que les miens ont pris une vilaine couleur brune qui n&rsquo;augure rien de bon. Apr\u00e8s inspection, je ne peux que constater qu&rsquo;ils sont attaqu\u00e9s&nbsp; par la&nbsp; maladie. Les symp\u00f4mes, des taches marron [&hellip;]<\/p>\n","protected":false},"author":354,"featured_media":4685,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-28","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ennemis-et-maladies"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Des iris malades. - Le blog jardin<\/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:\/\/blogs.thesocialmedia.com\/leblogjardin\/2009\/11\/26\/des-iris-malade\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Des iris malades. - Le blog jardin\" \/>\n<meta property=\"og:description\" content=\"Les iris une fois d\u00e9fleuris sont d\u00e9coratifs tout le reste de&nbsp; l&rsquo;ann\u00e9e gr\u00e2ce \u00e0 leurs feuilles d&rsquo;une jolie teinte vert clair. Catastrophe! Voil\u00e0 que les miens ont pris une vilaine couleur brune qui n&rsquo;augure rien de bon. Apr\u00e8s inspection, je ne peux que constater qu&rsquo;ils sont attaqu\u00e9s&nbsp; par la&nbsp; maladie. 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