{"id":7024,"date":"2026-07-19T19:52:43","date_gmt":"2026-07-19T16:52:43","guid":{"rendered":"https:\/\/www.tajemstvizdravi.top\/?p=7024"},"modified":"2026-07-19T19:52:43","modified_gmt":"2026-07-19T16:52:43","slug":"cerne-skvrny-na-ruzich-poradime-cim-kvetinu-postrikat-abyste-se-jich-zbavili","status":"publish","type":"post","link":"https:\/\/www.tajemstvizdravi.top\/?p=7024","title":{"rendered":"\u010cern\u00e9 skvrny na r\u016f\u017e\u00edch: porad\u00edme, \u010d\u00edm kv\u011btinu post\u0159\u00edkat, abyste se jich zbavili"},"content":{"rendered":"\n<p>R\u016f\u017ee mohou ztratit svou kr\u00e1su doslova b\u011bhem n\u011bkolika dn\u00ed. Nejprve se na listech objev\u00ed mal\u00e9 tmav\u00e9 skvrny, kter\u00e9 se postupn\u011b zv\u011bt\u0161uj\u00ed. Listy n\u00e1sledn\u011b \u017eloutnou a za\u010d\u00ednaj\u00ed opad\u00e1vat. Pokud nic neud\u011bl\u00e1te, ke\u0159 zesl\u00e1bne, h\u016f\u0159e kvete a nestihne se dob\u0159e p\u0159ipravit na zimu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pro\u010d se na r\u016f\u017e\u00edch objevuj\u00ed \u010dern\u00e9 skvrny?<\/h2>\n\n\n\n<p>Nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010dinou je houbov\u00e9 onemocn\u011bn\u00ed, kter\u00e9 se rychle \u0161\u00ed\u0159\u00ed b\u011bhem tepl\u00e9ho a vlhk\u00e9ho po\u010das\u00ed. P\u0159\u00edli\u0161 hust\u00e1 v\u00fdsadba, zal\u00e9v\u00e1n\u00ed p\u0159es listy a \u0161patn\u00e1 cirkulace vzduchu rozvoj choroby je\u0161t\u011b urychluj\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co ud\u011blat jako prvn\u00ed?<\/h2>\n\n\n\n<p>P\u0159ed o\u0161et\u0159en\u00edm je nutn\u00e9 odstranit v\u0161echny listy s \u010dern\u00fdmi skvrnami a uklidit je tak\u00e9 ze zem\u011b pod ke\u0159em.<\/p>\n\n\n\n<p>Napaden\u00e9 listy nenech\u00e1vejte le\u017eet na z\u00e1honu a nep\u0159id\u00e1vejte je do kompostu. Spory houby by v nich mohly p\u0159e\u017e\u00edt a pozd\u011bji znovu napadnout rostliny.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010c\u00edm r\u016f\u017ee post\u0159\u00edkat?<\/h2>\n\n\n\n<p>Dob\u0159e pom\u00e1h\u00e1 roztok na b\u00e1zi m\u011bdi. Pro dom\u00e1c\u00ed pou\u017eit\u00ed se \u010dasto pou\u017e\u00edv\u00e1 jednoprocentn\u00ed Bordeauxsk\u00e1 j\u00edcha nebo jin\u00fd fungicid obsahuj\u00edc\u00ed m\u011b\u010f.<\/p>\n\n\n\n<p>Post\u0159ik aplikujte nejen na horn\u00ed stranu list\u016f, ale tak\u00e9 na jejich spodn\u00ed \u010d\u00e1st a na mlad\u00e9 v\u00fdhony.<\/p>\n\n\n\n<p>Pokud se choroba ji\u017e v\u00fdrazn\u011b roz\u0161\u00ed\u0159ila, je vhodn\u011bj\u0161\u00ed pou\u017e\u00edt syst\u00e9mov\u00fd fungicid podle n\u00e1vodu v\u00fdrobce. Takov\u00fd p\u0159\u00edpravek pronik\u00e1 do pletiv rostliny a pom\u00e1h\u00e1 zastavit dal\u0161\u00ed rozvoj houby.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Jak spr\u00e1vn\u011b prov\u00e9st o\u0161et\u0159en\u00ed?<\/h2>\n\n\n\n<p>\u2714\ufe0f Post\u0159ik prov\u00e1d\u011bjte za such\u00e9ho a bezv\u011btrn\u00e9ho po\u010das\u00ed, ide\u00e1ln\u011b r\u00e1no nebo ve\u010der.<\/p>\n\n\n\n<p>\u2714\ufe0f R\u016f\u017ee neo\u0161et\u0159ujte t\u011bsn\u011b p\u0159ed de\u0161t\u011bm.<\/p>\n\n\n\n<p>\u2714\ufe0f Pokud probl\u00e9m zcela nezmiz\u00ed, post\u0159ik po 7 a\u017e 10 dnech zopakujte.<\/p>\n\n\n\n<p>\u2714\ufe0f V\u017edy dodr\u017eujte d\u00e1vkov\u00e1n\u00ed a ochrann\u00e1 opat\u0159en\u00ed uveden\u00e1 na obalu p\u0159\u00edpravku.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Jak zabr\u00e1nit opakovan\u00e9mu v\u00fdskytu?<\/h2>\n\n\n\n<p>R\u016f\u017ee zal\u00e9vejte pouze ke ko\u0159en\u016fm a sna\u017ete se nenam\u00e1\u010det listy. Ke\u0159e pravideln\u011b pro\u0159ez\u00e1vejte a prosv\u011btlujte, aby mezi v\u00fdhony dob\u0159e proudil vzduch.<\/p>\n\n\n\n<p>Pod rostlinami nenech\u00e1vejte opadan\u00e9 list\u00ed a okol\u00ed ke\u0159\u016f udr\u017eujte \u010dist\u00e9. Pr\u00e1v\u011b pravideln\u00e1 prevence je nejlep\u0161\u00ed ochranou proti op\u011btovn\u00e9mu napaden\u00ed.<\/p>\n\n\n\n<p>\ud83c\udf39 Pokud zareagujete u\u017e p\u0159i prvn\u00edch \u010dern\u00fdch skvrn\u00e1ch, r\u016f\u017ee maj\u00ed velkou \u0161anci se rychle zotavit a je\u0161t\u011b dlouho v\u00e1s t\u011b\u0161it bohat\u00fdm a kr\u00e1sn\u00fdm kveten\u00edm.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u016f\u017ee mohou ztratit svou kr\u00e1su doslova b\u011bhem n\u011bkolika dn\u00ed. Nejprve se na listech objev\u00ed mal\u00e9 tmav\u00e9 skvrny, kter\u00e9 se postupn\u011b zv\u011bt\u0161uj\u00ed. Listy n\u00e1sledn\u011b \u017eloutnou a za\u010d\u00ednaj\u00ed opad\u00e1vat. Pokud nic neud\u011bl\u00e1te, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7025,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-7024","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zahrada"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u010cern\u00e9 skvrny na r\u016f\u017e\u00edch: porad\u00edme, \u010d\u00edm kv\u011btinu post\u0159\u00edkat, abyste se jich zbavili - Tajemstv\u00ed zdrav\u00ed a zahrady<\/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:\/\/www.tajemstvizdravi.top\/?p=7024\" \/>\n<meta property=\"og:locale\" content=\"uk_UA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u010cern\u00e9 skvrny na r\u016f\u017e\u00edch: porad\u00edme, \u010d\u00edm kv\u011btinu post\u0159\u00edkat, abyste se jich zbavili - Tajemstv\u00ed zdrav\u00ed a zahrady\" \/>\n<meta property=\"og:description\" content=\"R\u016f\u017ee mohou ztratit svou kr\u00e1su doslova b\u011bhem n\u011bkolika dn\u00ed. 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