{"id":6287,"date":"2026-08-28T15:42:41","date_gmt":"2026-08-28T13:42:41","guid":{"rendered":"https:\/\/umg.ch\/?p=6287"},"modified":"2026-08-28T15:59:16","modified_gmt":"2026-08-28T13:59:16","slug":"canicule-et-grele-la-production-genevoise-de-fruits-et-legumes-sous-pression","status":"publish","type":"post","link":"https:\/\/umg.ch\/de\/canicule-et-grele-la-production-genevoise-de-fruits-et-legumes-sous-pression\/","title":{"rendered":"Canicule et gr\u00eale : la production genevoise de fruits et l\u00e9gumes sous pression"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Gen\u00e8ve, le 19 ao\u00fbt 2026&nbsp;\u2014 Les \u00e9pisodes climatiques extr\u00eames qui marquent l&#8217;\u00e9t\u00e9 2026 mettent \u00e0 rude \u00e9preuve la production genevoise de fruits et l\u00e9gumes. Entre vagues de chaleur prolong\u00e9es, temp\u00e9ratures caniculaires et \u00e9pisodes de gr\u00eale localis\u00e9s, les mara\u00eechers du canton font face \u00e0 des conditions de culture particuli\u00e8rement difficiles qui entra\u00eeneront des r\u00e9percussions sur l&#8217;approvisionnement du march\u00e9 dans les semaines et les mois \u00e0 venir.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Depuis plusieurs semaines, les cultures de plein champ sont soumises \u00e0 un stress important. Les fortes chaleurs perturbent le d\u00e9veloppement des plantes, acc\u00e9l\u00e8rent leur maturation et affectent la qualit\u00e9 de certaines productions. Dans plusieurs exploitations, les rendements s&#8217;annoncent en baisse, tandis que les \u00e9pisodes de gr\u00eale ont occasionn\u00e9 des d\u00e9g\u00e2ts parfois importants sur certaines cultures (perte totale : courges, oignons, pommes de terre\u2026).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ces conditions climatiques exceptionnelles exigent des efforts consid\u00e9rables de la part des mara\u00eechers genevois. La gestion de l&#8217;irrigation devient plus complexe, les interventions culturales doivent \u00eatre adapt\u00e9es et la pression des ravageurs augmente sensiblement sous l&#8217;effet des temp\u00e9ratures \u00e9lev\u00e9es. De nombreux mara\u00eechers constatent une prolif\u00e9ration accrue d&#8217;insectes et d&#8217;organismes nuisibles qui menacent la qualit\u00e9 et les volumes des r\u00e9coltes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Des femmes et des hommes fortement mobilis\u00e9s<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Au-del\u00e0 des cultures, les fortes chaleurs impactent directement les conditions de travail dans les exploitations mara\u00eech\u00e8res. Afin de pr\u00e9server la sant\u00e9 des collaborateurs, les entreprises ont adapt\u00e9 leur organisation avec des horaires am\u00e9nag\u00e9s, des pauses suppl\u00e9mentaires et des mesures renforc\u00e9es d&#8217;hydratation et de protection contre la chaleur. Ces adaptations sont aujourd&#8217;hui indispensables pour garantir la continuit\u00e9 des r\u00e9coltes tout en assurant la s\u00e9curit\u00e9 des \u00e9quipes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Les cultures sous serre relativement mieux pr\u00e9serv\u00e9es<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Certaines productions sous abri, notamment les tomates, sont sensiblement moins expos\u00e9es aux al\u00e9as climatiques gr\u00e2ce aux syst\u00e8mes de gestion du climat dont disposent les mara\u00eechers. La ma\u00eetrise de la temp\u00e9rature, de la ventilation, de l&#8217;ombrage, de la brumisation et de l&#8217;irrigation permet de limiter les effets des \u00e9pisodes caniculaires et d&#8217;assurer une meilleure stabilit\u00e9 de la production.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Toutefois, ces exploitations ne sont pas \u00e9pargn\u00e9es. Le maintien de conditions optimales de culture n\u00e9cessite davantage de surveillance, d&#8217;\u00e9nergie et de ressources techniques, ce qui engendre une hausse des co\u00fbts de production.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Une situation qui concerne l&#8217;ensemble de l&#8217;Europe<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le ph\u00e9nom\u00e8ne observ\u00e9 \u00e0 Gen\u00e8ve s&#8217;inscrit dans un contexte beaucoup plus large. Les principaux bassins de production europ\u00e9ens sont confront\u00e9s aux m\u00eames \u00e9v\u00e9nements climatiques extr\u00eames. Cette situation entra\u00eene simultan\u00e9ment des pertes de rendement, des dommages aux cultures et une augmentation g\u00e9n\u00e9ralis\u00e9e des co\u00fbts de production.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Dans ce contexte, des tensions sur l&#8217;offre de fruits et l\u00e9gumes sont \u00e0 pr\u00e9voir \u00e0 moyen terme. La baisse des volumes disponibles, conjugu\u00e9e \u00e0 l&#8217;augmentation des charges support\u00e9es par les producteurs, aura in\u00e9vitablement un impact sur les prix du march\u00e9 dans les prochains mois.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Soutenir la production locale<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Face \u00e0 ces d\u00e9fis, les mara\u00eechers genevois restent pleinement mobilis\u00e9s pour assurer l&#8217;approvisionnement de la population en fruits et l\u00e9gumes locaux de qualit\u00e9. Ils poursuivent leurs efforts d&#8217;adaptation afin de r\u00e9pondre aux cons\u00e9quences croissantes du changement climatique tout en maintenant une agriculture de proximit\u00e9 essentielle \u00e0 la souverainet\u00e9 alimentaire du canton.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les consommateurs genevois ont \u00e9galement un r\u00f4le \u00e0 jouer en privil\u00e9giant les fruits et l\u00e9gumes locaux et de saison, contribuant ainsi au maintien d&#8217;une agriculture durable et r\u00e9siliente sur le territoire cantonal.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pour tout compl\u00e9ment d\u2019information :<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Union Mara\u00eech\u00e8re de Gen\u00e8ve<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Route de Base 45<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1258 Perly-Certoux<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gen\u00e8ve, le 19 ao\u00fbt 2026&nbsp;\u2014 Les \u00e9pisodes climatiques extr\u00eames qui marquent l&#8217;\u00e9t\u00e9 2026 mettent \u00e0 rude \u00e9preuve la production genevoise de fruits et l\u00e9gumes. Entre vagues de chaleur prolong\u00e9es, temp\u00e9ratures [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[3,22],"tags":[],"class_list":["post-6287","post","type-post","status-publish","format-standard","hentry","category-actualites","category-communiques-de-presse"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Canicule et gr\u00eale : la production genevoise de fruits et l\u00e9gumes sous pression - Union Mara\u00eech\u00e8re de Gen\u00e8ve<\/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:\/\/umg.ch\/de\/canicule-et-grele-la-production-genevoise-de-fruits-et-legumes-sous-pression\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Canicule et gr\u00eale : la production genevoise de fruits et l\u00e9gumes sous pression - Union Mara\u00eech\u00e8re de Gen\u00e8ve\" \/>\n<meta property=\"og:description\" content=\"Gen\u00e8ve, le 19 ao\u00fbt 2026&nbsp;\u2014 Les \u00e9pisodes climatiques extr\u00eames qui marquent l&#8217;\u00e9t\u00e9 2026 mettent \u00e0 rude \u00e9preuve la production genevoise de fruits et l\u00e9gumes. 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