{"id":10120,"date":"2024-07-23T17:11:53","date_gmt":"2024-07-23T17:11:53","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=10120"},"modified":"2024-07-23T17:11:53","modified_gmt":"2024-07-23T17:11:53","slug":"growing-and-caring-for-white-spruce-trees","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/life\/nature\/growing-and-caring-for-white-spruce-trees\/","title":{"rendered":"Smrk siv\u00fd: P\u011bstov\u00e1n\u00ed a p\u00e9\u010de o majest\u00e1tn\u00ed jehli\u010dnan"},"content":{"rendered":"<h2 class=\"wp-block-heading\">P\u011bstov\u00e1n\u00ed a p\u00e9\u010de o smrk siv\u00fd<\/h2>\n\n<h2 class=\"wp-block-heading\">\u00davod<\/h2>\n\n<p>Smrk siv\u00fd (Picea glauca) je majest\u00e1tn\u00ed st\u00e1lezelen\u00fd strom p\u016fvodem ze severn\u00edch oblast\u00ed Severn\u00ed Ameriky. Jeho vysok\u00e1 p\u0159\u00edtomnost a celoro\u010dn\u00ed zele\u0148 z n\u011bj \u010din\u00ed obl\u00edbenou volbu pro krajiny, od rozlehl\u00fdch zahrad a\u017e po kompaktn\u00ed m\u011bstsk\u00e9 prostory.<\/p>\n\n<h2 class=\"wp-block-heading\">V\u00fdsadba<\/h2>\n\n<p>P\u0159i v\u00fdsadb\u011b smrku siv\u00e9ho vyberte dob\u0159e odvodn\u011bn\u00e9 m\u00edsto s dostate\u010dn\u00fdm prostorem pro r\u016fst jeho ko\u0159en\u016f. Smrky siv\u00e9 preferuj\u00ed pln\u00e9 slunce, ale sn\u00e1\u0161ej\u00ed i \u010d\u00e1ste\u010dn\u00fd st\u00edn.<\/p>\n\n<h2 class=\"wp-block-heading\">P\u016fda<\/h2>\n\n<p>Smrky siv\u00e9 jsou p\u0159izp\u016fsobiv\u00e9 r\u016fzn\u00fdm typ\u016fm p\u016fdy, ale nejl\u00e9pe se jim da\u0159\u00ed ve vlhk\u00e9, dob\u0159e odvodn\u011bn\u00e9 p\u016fd\u011b. Snesou \u0161irokou \u0161k\u00e1lu hodnot pH p\u016fdy.<\/p>\n\n<h2 class=\"wp-block-heading\">Voda<\/h2>\n\n<p>Smrky siv\u00e9 vy\u017eaduj\u00ed pravidelnou z\u00e1livku, zvl\u00e1\u0161t\u011b b\u011bhem hork\u00e9ho, such\u00e9ho po\u010das\u00ed. Zal\u00e9vejte hluboce a nepravideln\u011b a nechte p\u016fdu mezi z\u00e1livkami m\u00edrn\u011b vyschnout.<\/p>\n\n<h2 class=\"wp-block-heading\">Teplota a vlhkost<\/h2>\n\n<p>Smrky siv\u00e9 preferuj\u00ed chladn\u00e9 teploty a vysokou vlhkost vzduchu. Jsou odoln\u00e9 v z\u00f3n\u00e1ch odolnosti USDA 2-6 a sn\u00e1\u0161ej\u00ed mraziv\u00e9 zimy a chladn\u00e1 l\u00e9ta.<\/p>\n\n<h2 class=\"wp-block-heading\">Hnojivo<\/h2>\n\n<p>Smrky siv\u00e9 obvykle nevy\u017eaduj\u00ed dopl\u0148kov\u00e9 hnojen\u00ed. Pokud je v\u0161ak p\u016fda obzvl\u00e1\u0161t\u011b chud\u00e1 na \u017eiviny, lze na za\u010d\u00e1tku jara aplikovat vyv\u00e1\u017een\u00e9 hnojivo.<\/p>\n\n<h2 class=\"wp-block-heading\">Druhy smrk\u016f siv\u00fdch<\/h2>\n\n<p>Existuje mnoho kultivar\u016f smrku siv\u00e9ho, kter\u00e9 nab\u00edzej\u00ed \u0161irokou \u0161k\u00e1lu velikost\u00ed, tvar\u016f a barev. Mezi n\u011bkter\u00e9 obl\u00edben\u00e9 kultivary pat\u0159\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Picea glauca \u2018Conica\u2019<\/strong>: Trpasli\u010d\u00ed odr\u016fda s ku\u017eelovit\u00fdm tvarem.<\/li>\n<li><strong>Picea glauca \u2018Pendula\u2019<\/strong>: P\u0159evisl\u00e1 odr\u016fda s pomal\u00fdm r\u016fstem.<\/li>\n<li><strong>Picea glauca \u2018Green Carpet\u2019<\/strong>: Kultivar se modrozelen\u00fdmi jehlicemi a ploch\u00fdm r\u016fstov\u00fdm habitem.<\/li>\n<li><strong>Picea glauca\u2019 Spruce Lane\u2019<\/strong>: Barevn\u00fd kultivar se \u0161edozelen\u00fdmi jehlicemi se \u017elut\u00fdmi \u0161pi\u010dkami.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">\u0158ez<\/h2>\n\n<p>Smrky siv\u00e9 obvykle nevy\u017eaduj\u00ed \u0159ez, aby z\u00edskaly tvar nebo formu. Pokud v\u0161ak v\u011btve vytv\u00e1\u0159ej\u00ed nebezpe\u010d\u00ed nebo br\u00e1n\u00ed r\u016fstu, lze je o\u0159ezat.<\/p>\n\n<h2 class=\"wp-block-heading\">Mno\u017een\u00ed<\/h2>\n\n<p>Smrky siv\u00e9 lze mno\u017eit \u0159\u00edzky nebo p\u011bstovat ze semen. \u0158\u00edzky odebran\u00e9 v zim\u011b nebo brzy na ja\u0159e maj\u00ed nejvy\u0161\u0161\u00ed \u00fasp\u011b\u0161nost.<\/p>\n\n<h2 class=\"wp-block-heading\">Zimov\u00e1n\u00ed<\/h2>\n\n<p>Zral\u00e9 smrky siv\u00e9 jsou odoln\u00e9 a nevy\u017eaduj\u00ed zvl\u00e1\u0161tn\u00ed p\u00e9\u010di o zimov\u00e1n\u00ed. Mlad\u00fdm stromk\u016fm v\u0161ak m\u016f\u017ee prosp\u011bt tenk\u00e1 vrstva mul\u010de kolem jejich z\u00e1kladny, kter\u00e1 chr\u00e1n\u00ed jejich vyv\u00edjej\u00edc\u00ed se ko\u0159eny.<\/p>\n\n<h2 class=\"wp-block-heading\">\u0160k\u016fdci a choroby<\/h2>\n\n<p>Smrky siv\u00e9 jsou relativn\u011b odoln\u00e9 v\u016f\u010di chorob\u00e1m, pokud jsou p\u011bstov\u00e1ny za spr\u00e1vn\u00fdch podm\u00ednek. Mohou v\u0161ak b\u00fdt n\u00e1chyln\u00e9 k:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Rhizosphaera jehli\u010d\u00ed<\/strong>: Houbov\u00e1 choroba, kter\u00e1 zp\u016fsobuje, \u017ee jehlice zhn\u011bdnou a p\u0159ed\u010dasn\u011b opadaj\u00ed.<\/li>\n<li><strong>Cytospora canker<\/strong>: Houbov\u00e1 choroba, kter\u00e1 zp\u016fsobuje rakovinu na kmeni a v\u011btv\u00edch.<\/li>\n<li><strong>Pavou\u010d\u00ed rozto\u010di<\/strong>: Mal\u00fd hmyz, kter\u00fd se \u017eiv\u00ed rostlinn\u00fdmi \u0161\u0165\u00e1vami a zp\u016fsobuje, \u017ee listy ze\u017eloutnou a opadaj\u00ed.<\/li>\n<li><strong>Pytl\u00e1ci<\/strong>: Housenky, kter\u00e9 se \u017eiv\u00ed jehlicemi a vytv\u00e1\u0159ej\u00ed kolem sebe nevzhledn\u00e9 pytle.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">\u010cast\u00e9 dotazy<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Jak velk\u00fd je smrk siv\u00fd?<\/strong> Smrky siv\u00e9 mohou dor\u016fst v\u00fd\u0161ky a\u017e 60 stop, ale kultivary se mohou li\u0161it velikost\u00ed od n\u011bkolika palc\u016f po n\u011bkolik stop.<\/li>\n<li><strong>Jsou smrky siv\u00e9 nepo\u0159\u00e1dn\u00e9?<\/strong> Ne, smrky siv\u00e9 nejsou pova\u017eov\u00e1ny za nepo\u0159\u00e1dn\u00e9. Po cel\u00fd rok si zachov\u00e1vaj\u00ed jehlice a ty shazuj\u00ed st\u0159\u00eddm\u011b ka\u017ed\u00fdch n\u011bkolik let.<\/li>\n<li><strong>Jak dlouho m\u016f\u017ee smrk \u017e\u00edt v kv\u011btin\u00e1\u010di?<\/strong> B\u011b\u017en\u00e9 smrky siv\u00e9 nejsou vhodn\u00e9 pro p\u011bstov\u00e1n\u00ed v kv\u011btin\u00e1\u010d\u00edch kv\u016fli jejich velk\u00e9 velikosti. Zakrsl\u00e9 kultivary v\u0161ak mohou v n\u00e1dob\u00e1ch prosp\u00edvat p\u0159i spr\u00e1vn\u00e9 p\u00e9\u010di.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed tipy<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>P\u0159i v\u00fdsadb\u011b smrku siv\u00e9ho mu dejte dostatek prostoru pro r\u016fst a vyhn\u011bte se jeho p\u0159epln\u011bn\u00ed jin\u00fdmi rostlinami.<\/li>\n<li>Zal\u00e9vejte p\u016fdu hluboce a nepravideln\u011b, nikoli m\u011blce a \u010dasto.<\/li>\n<li>Mul\u010dujte kolem z\u00e1kladny stromu, abyste zadr\u017eeli vlhkost a potla\u010dili plevel.<\/li>\n<li>Pravideln\u011b kontrolujte sv\u016fj strom, zda nejev\u00ed zn\u00e1mky \u0161k\u016fdc\u016f nebo chorob, a v p\u0159\u00edpad\u011b pot\u0159eby podnikn\u011bte p\u0159\u00edslu\u0161n\u00e1 opat\u0159en\u00ed.<\/li>\n<\/ul>\n\n<p>Dodr\u017eov\u00e1n\u00edm t\u011bchto tip\u016f pro p\u00e9\u010di si m\u016f\u017eete u\u017e\u00edvat kr\u00e1sy a majest\u00e1tnosti smrku siv\u00e9ho po mnoho let.<\/p>","protected":false},"excerpt":{"rendered":"<p>P\u011bstov\u00e1n\u00ed a p\u00e9\u010de o smrk siv\u00fd \u00davod Smrk siv\u00fd (Picea glauca) je majest\u00e1tn\u00ed st\u00e1lezelen\u00fd strom p\u016fvodem ze severn\u00edch oblast\u00ed Severn\u00ed Ameriky. Jeho vysok\u00e1 p\u0159\u00edtomnost a celoro\u010dn\u00ed zele\u0148 z n\u011bj \u010din\u00ed&hellip;<\/p>\n","protected":false},"author":4,"featured_media":23918,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3115],"tags":[10299,9280,8819,14299,8848],"class_list":["post-10120","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nature","tag-evergreens","tag-conifers","tag-landscaping","tag-white-spruce","tag-gardening"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/10120","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=10120"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/10120\/revisions"}],"predecessor-version":[{"id":10121,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/10120\/revisions\/10121"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/23918"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=10120"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=10120"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=10120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}