{"id":975,"date":"2026-09-11T23:40:55","date_gmt":"2026-09-11T23:40:55","guid":{"rendered":"https:\/\/solucionesbotanicas.com\/acclimater-plantules-cannabis-in-vitro\/"},"modified":"2026-09-11T23:40:55","modified_gmt":"2026-09-11T23:40:55","slug":"acclimater-plantules-cannabis-in-vitro","status":"publish","type":"post","link":"https:\/\/solucionesbotanicas.com\/fr\/acclimater-plantules-cannabis-in-vitro\/","title":{"rendered":"Comment acclimater des plantules de cannabis in vitro en 14 jours"},"content":{"rendered":"<p>Les plantes cultiv\u00e9es en r\u00e9cipients st\u00e9riles n&rsquo;ont jamais eu \u00e0 se d\u00e9fendre contre l&rsquo;air sec. Leur cuticule est fine, leurs stomates se ferment mal et leurs racines ont pouss\u00e9 dans un gel, pas dans un substrat. L&rsquo;acclimatation (endurcissement) consiste \u00e0 leur apprendre \u00e0 vivre hors du bocal. Bien men\u00e9e, des taux de survie sup\u00e9rieurs \u00e0 90 % sont la norme. Faite \u00e0 la h\u00e2te, les pertes peuvent \u00eatre lourdes. Voici le protocole que nous joignons \u00e0 chaque lot.<\/p>\n<h2>Avant l&rsquo;arriv\u00e9e des plantes<\/h2>\n<ul>\n<li>Pr\u00e9parez une zone de propagation propre avec une cloche d&rsquo;humidit\u00e9 ou un syst\u00e8me de brumisation, une lumi\u00e8re douce (100 \u00e0 150 micromoles) et une temp\u00e9rature stable de 22 \u00e0 25 \u00b0C.<\/li>\n<li>Utilisez un substrat fin et bien drain\u00e9 : bouchons de tourbe ou de coco, ou un m\u00e9lange l\u00e9ger. Pr\u00e9-humidifiez, sans jamais saturer.<\/li>\n<li>D\u00e9sinfectez plateaux, outils et mains. Les plantes sont saines ; gardez-les ainsi.<\/li>\n<\/ul>\n<h2>Jours 0 \u00e0 3 : humidit\u00e9 \u00e9lev\u00e9e, stress minimal<\/h2>\n<p>N&rsquo;ouvrez les r\u00e9cipients qu&rsquo;au moment de repiquer. Rincez d\u00e9licatement le gel des racines \u00e0 l&rsquo;eau ti\u00e8de, placez chaque plantule dans son bouchon et fermez la cloche. Visez 90 \u00e0 95 % d&rsquo;humidit\u00e9, pas de lumi\u00e8re directe, pas de courants d&rsquo;air. Pas de fertilisation.<\/p>\n<h2>Jours 4 \u00e0 10 : exposition progressive<\/h2>\n<p>Ouvrez un peu plus les a\u00e9rations de la cloche chaque jour, en baissant l&rsquo;humidit\u00e9 d&rsquo;environ 5 % par jour. Augmentez la lumi\u00e8re par paliers. Arrosez l\u00e9g\u00e8rement et seulement quand la surface du bouchon commence \u00e0 s\u00e9cher ; l&rsquo;exc\u00e8s d&rsquo;eau est la principale cause de pertes \u00e0 ce stade. Une fertilisation tr\u00e8s faible peut commencer vers le septi\u00e8me jour.<\/p>\n<h2>Jours 10 \u00e0 14 : conditions standard<\/h2>\n<p>Retirez la cloche quelques heures, puis d\u00e9finitivement. Les plantes qui gardent des feuilles turgescentes sans cloche sont endurcies. \u00c0 partir de l\u00e0, elles se comportent comme des boutures \u00e9tablies et peuvent passer \u00e0 votre r\u00e9gime v\u00e9g\u00e9tatif habituel.<\/p>\n<h2>Erreurs fr\u00e9quentes<\/h2>\n<ul>\n<li>Lumi\u00e8re directe d\u00e8s le premier jour.<\/li>\n<li>R\u00e9cipients laiss\u00e9s ouverts pendant des heures avant le repiquage.<\/li>\n<li>Arrosage abondant, eau froide ou nutriments forts la premi\u00e8re semaine.<\/li>\n<li>M\u00e9lange de plantules en acclimatation avec des plantes d&rsquo;autres origines.<\/li>\n<\/ul>\n<p>Si quelque chose vous semble anormal, appelez-nous le jour m\u00eame. Nous pr\u00e9f\u00e9rons r\u00e9pondre \u00e0 une question le deuxi\u00e8me jour plut\u00f4t que remplacer un lot le dixi\u00e8me. <a href=\"https:\/\/solucionesbotanicas.com\/fr\/pour-les-producteurs\/\">En savoir plus sur notre fa\u00e7on de travailler<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les plantules quittent le laboratoire avec des feuilles tendres et sans couche cireuse. Quatorze jours de bonne humidit\u00e9, de bonne lumi\u00e8re et de patience en font de jeunes plantes vigoureuses.<\/p>\n","protected":false},"author":0,"featured_media":1075,"comment_status":"closed","ping_status":"open","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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"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":""},"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":[15],"tags":[],"class_list":["post-975","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides-de-culture"],"_links":{"self":[{"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/posts\/975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/comments?post=975"}],"version-history":[{"count":0,"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/posts\/975\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/media\/1075"}],"wp:attachment":[{"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/media?parent=975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/categories?post=975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/solucionesbotanicas.com\/fr\/wp-json\/wp\/v2\/tags?post=975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}