{"id":2398,"date":"2026-01-29T09:29:58","date_gmt":"2026-01-29T08:29:58","guid":{"rendered":"https:\/\/pepinieredurenard.fr\/?post_type=product&#038;p=2398"},"modified":"2026-02-19T17:26:46","modified_gmt":"2026-02-19T16:26:46","slug":"utsu-semi","status":"publish","type":"product","link":"https:\/\/pepinieredurenard.fr\/en\/product\/utsu-semi\/","title":{"rendered":"Utsu semi"},"content":{"rendered":"<h3 data-start=\"910\" data-end=\"933\">Character &amp; interest<\/h3>\n<p data-start=\"935\" data-end=\"1284\">This cultivar is mainly sought after for two things: its unusual foliage (lobes shorter and broader than many palmatum, with a pronounced texture) and its often spectacular autumn coloration. It works very well as a small accent tree, both in the ground and in a large container\u2014provided the soil stays cool in summer.<\/p>\n<h3 data-start=\"1286\" data-end=\"1298\">Colours<\/h3>\n<ul data-start=\"1300\" data-end=\"1618\">\n<li data-start=\"1300\" data-end=\"1406\">\n<p data-start=\"1302\" data-end=\"1406\"><strong data-start=\"1302\" data-end=\"1315\">Spring<\/strong> : bright yellow-green; tips sometimes slightly reddish on young leaves (variable).<\/p>\n<\/li>\n<li data-start=\"1407\" data-end=\"1448\">\n<p data-start=\"1409\" data-end=\"1448\"><strong data-start=\"1409\" data-end=\"1416\">Summer<\/strong> : green to deeper green.<\/p>\n<\/li>\n<li data-start=\"1449\" data-end=\"1618\">\n<p data-start=\"1451\" data-end=\"1618\"><strong data-start=\"1451\" data-end=\"1462\">Autumn<\/strong> : orange, then often purple to scarlet (intensity varies with climate\/exposure; a contrast with greener veins is sometimes reported).<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"1620\" data-end=\"1638\">Habit &amp; vigour<\/h3>\n<p data-start=\"1640\" data-end=\"1822\">Upright then rounded habit, forming a large shrub \/ small tree. Moderate vigor: steady growth in cool soil, with branching that builds up progressively.<\/p>\n<h3 data-start=\"1824\" data-end=\"1850\">Indicative size<\/h3>\n<p data-start=\"1852\" data-end=\"1952\">Typical ranges observed depending on sources and training (variations possible with climate and pruning):<\/p>\n<ul data-start=\"1954\" data-end=\"2175\">\n<li data-start=\"1954\" data-end=\"2062\">\n<p data-start=\"1956\" data-end=\"2062\">around 10 years: often 1.5\u20132.5 m, but some references give up to ~3.5 m,<\/p>\n<\/li>\n<li data-start=\"2063\" data-end=\"2175\">\n<p data-start=\"2065\" data-end=\"2175\">at maturity: about 3\u20134 m (sometimes more), with a spread often similar if space allows.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2177\" data-end=\"2191\">Exposure<\/h3>\n<p data-start=\"2193\" data-end=\"2514\">Gentle sun \/ bright partial shade. The plant can handle more sun if the soil stays cool, but in hot climates or in containers, light afternoon shade helps preserve foliage quality.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u2018Utsu semi\u2019 is an amoenum-type Japanese maple, appreciated for its large, thick leaves and its very distinctive texture (broad lobes, an almost \u201cleathery\u201d look). In spring, the foliage opens yellow-green (often with slightly reddish tips), turns green in summer, then delivers a highly decorative autumn display, ranging from orange to purple\/scarlet depending on conditions. An excellent choice to add structure and a \u201cdifferent\u201d green foliage, with strong late-season presence.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Utsu semi (Utsu-semi) \u2013 Acer palmatum | Grandes feuilles textur\u00e9es, vert lumineux au printemps, automne pourpre-\u00e9carlate","_seopress_titles_desc":"\u2018Utsu semi\u2019 (Acer palmatum, type amoenum) : grand feuillage vert tr\u00e8s textur\u00e9, vert jaune lumineux au printemps (pointes parfois rouge\u00e2tres), vert en \u00e9t\u00e9, puis automne orange \u00e0 pourpre\/\u00e9carlate. Port \u00e9rig\u00e9 puis arrondi, env. 1,5\u20132,5 m vers 10 ans (parfois plus selon conditions), 3\u20134 m \u00e0 terme. Soleil doux ou mi-ombre, sol drainant et frais.","_seopress_robots_index":"","_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[],"product_cat":[151,18],"product_tag":[],"class_list":{"0":"post-2398","1":"product","2":"type-product","3":"status-publish","5":"product_cat-acer-palmatum","6":"product_cat-erables-du-japon","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-variable","12":"entry","13":"content-bg","14":"loop-entry"},"_links":{"self":[{"href":"https:\/\/pepinieredurenard.fr\/en\/wp-json\/wp\/v2\/product\/2398","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pepinieredurenard.fr\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pepinieredurenard.fr\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/pepinieredurenard.fr\/en\/wp-json\/wp\/v2\/media?parent=2398"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/pepinieredurenard.fr\/en\/wp-json\/wp\/v2\/product_brand?post=2398"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pepinieredurenard.fr\/en\/wp-json\/wp\/v2\/product_cat?post=2398"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pepinieredurenard.fr\/en\/wp-json\/wp\/v2\/product_tag?post=2398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}