{"id":15964,"date":"2023-08-10T06:40:39","date_gmt":"2023-08-10T06:40:39","guid":{"rendered":"https:\/\/mustila.fi\/kasvit\/betula_alleghaniensis_gulbjork\/"},"modified":"2023-09-21T17:52:43","modified_gmt":"2023-09-21T17:52:43","slug":"betulaalleghaniensis","status":"publish","type":"kasvit","link":"https:\/\/mustila.fi\/sv\/plantor\/betulaalleghaniensis\/","title":{"rendered":"Betula alleghaniensis &#8211; gulbj&#xF6;rk"},"content":{"rendered":"<article role=\"article\" class=\"node node-type-plant node-view-mode-full\"><img decoding=\"async\" src=\"https:\/\/mustila.fi\/wp-content\/uploads\/2023\/08\/betula_alleghaniensis_latvus_jsaarinen.jpg\" alt=\"betula_alleghaniensis_latvus_jsaarinen.jpg\"><img decoding=\"async\" src=\"https:\/\/mustila.fi\/wp-content\/uploads\/2023\/08\/betula_alleghaniensis_runko_tanska_jreinikainen.jpg\" alt=\"betula_alleghaniensis_runko_tanska_jreinikainen.jpg\"><\/p>\n<p>Gnider man gulbj\u00f6rkens skott och bark avger de en stark medicinaktig doft. Stammen \u00e4r gulaktig eller silvergr\u00e5 och flagar inte speciellt mycket. De l\u00e5ngsmala bladen \u00e4r betydligt st\u00f6rre \u00e4n hos v\u00e5ra inhemska bj\u00f6rkar. Bladen p\u00e5minner om avenbokens (<em>Carpinus<\/em>) och sitter p\u00e5 kvistarna turvis i lager. Gulbj\u00f6rken \u00e4r ett elegant tr\u00e4d, speciellt i h\u00f6stf\u00e4rg d\u00e4r den lyser som finast i h\u00f6stsolen och p\u00e5minner om en v\u00e5rlig guldazaleagrupp p\u00e5 piedestal. Sitt namn har gulbj\u00f6rken f\u00e5tt av bladens h\u00f6stf\u00e4rg, barken eller den gula veden som \u00e4r uppskattad r\u00e5vara f\u00f6r snickeriindustrin.<\/p>\n<p>I sina hemtrakter i de nordliga delarna av lundskogszonen i \u00f6stra Nordamerika v\u00e4xer gulbj\u00f6rken till 25-30 meter h\u00f6ga tr\u00e4d, men i Finland blir den som prydnadstr\u00e4d betydligt l\u00e4gre. De gamla gulbj\u00f6rkarna p\u00e5 Mustila \u00e4r fr\u00e5n tiden f\u00f6re krigen och har klarat sig bra. Tv\u00e5 tr\u00e4d finns kvar, det tredja f\u00f6rst\u00f6rdes under stormen \u00e5r 2009. F\u00f6ryngring har planterats p\u00e5 1970-talet. Under Arboretets fr\u00f6insamlingsresor 1996 och 2002 samlades fr\u00f6n fr\u00e5n flera utm\u00e4rkta ursprung p\u00e5 de nordligaste v\u00e4xtplatserna och v\u00e4ntas ge \u00e4nnu b\u00e4ttre v\u00e4xande tr\u00e4d i Finland. Gulbj\u00f6rken \u00e4r ett av cirka dussinet amerikanska l\u00f6vtr\u00e4d som kunde anv\u00e4ndas i gr\u00f6nanl\u00e4ggningar i st\u00f6rre utstr\u00e4ckning \u00e4n nu.<\/p>\n<aside id=\"keywords\">\n<h2>Keywords<\/h2>\n<ul>\n<li class=\"ryhmittely\">Lehtipuut ja -pensaat<\/li>\n<li class=\"plants\"><a href=\"\" hreflang=\"und\">Betula<\/a><\/li>\n<li class=\"plants\"><a href=\"\" hreflang=\"und\">Betula alleghaniensis<\/a><\/li>\n<li class=\"location\"><a href=\"https:\/\/mustila.fi\/alueet\/etelarinne\" hreflang=\"fi\">Etel\u00e4rinne<\/a><\/li>\n<li class=\"location\"><a href=\"\" hreflang=\"fi\">Onnela<\/a><\/li>\n<li class=\"location\"><a href=\"https:\/\/mustila.fi\/alueet\/pohjoisrinne\" hreflang=\"fi\">Pohjoisrinne<\/a><\/li>\n<\/ul>\n<\/aside>\n<\/article>\n","protected":false},"featured_media":7761,"template":"","alueet":[1060,1077,1004],"kasvilajit":[1113,1096],"class_list":["post-15964","kasvit","type-kasvit","status-publish","has-post-thumbnail","hentry","alueet-etelrinne-sv","alueet-onnela-sv","alueet-pohjoisrinne-sv","kasvilajit-betula","kasvilajit-lovtrad_och_buskar"],"_links":{"self":[{"href":"https:\/\/mustila.fi\/sv\/wp-json\/wp\/v2\/kasvit\/15964","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mustila.fi\/sv\/wp-json\/wp\/v2\/kasvit"}],"about":[{"href":"https:\/\/mustila.fi\/sv\/wp-json\/wp\/v2\/types\/kasvit"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mustila.fi\/sv\/wp-json\/wp\/v2\/media\/7761"}],"wp:attachment":[{"href":"https:\/\/mustila.fi\/sv\/wp-json\/wp\/v2\/media?parent=15964"}],"wp:term":[{"taxonomy":"alueet","embeddable":true,"href":"https:\/\/mustila.fi\/sv\/wp-json\/wp\/v2\/alueet?post=15964"},{"taxonomy":"kasvilajit","embeddable":true,"href":"https:\/\/mustila.fi\/sv\/wp-json\/wp\/v2\/kasvilajit?post=15964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}