{"id":13609,"date":"2018-08-03T14:12:03","date_gmt":"2018-08-03T14:12:03","guid":{"rendered":"http:\/\/www.uwb.edu\/?p=13609"},"modified":"2026-03-20T22:49:55","modified_gmt":"2026-03-20T22:49:55","slug":"mahonia-aquifolium","status":"publish","type":"page","link":"https:\/\/www.uwb.edu\/wetland\/plants\/mahonia-aquifolium","title":{"rendered":"Tall Oregon Grape"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><em>Mahonia aquifolium<\/em> \u2013 Tall Oregon Grape<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">At a Glance:<\/h3>\n\n\n\n<figure class=\"wp-block-image alignright size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"1008\" src=\"https:\/\/www.uwb.edu\/wetland\/wp-content\/uploads\/sites\/21\/2023\/06\/mahonia-aquifolium-flower-by-sarah-verlinde.png\" alt=\"Oregon grape with yellow flowers and blue berries\" class=\"wp-image-15815\" srcset=\"https:\/\/www.uwb.edu\/wetland\/wp-content\/uploads\/sites\/21\/2023\/06\/mahonia-aquifolium-flower-by-sarah-verlinde.png 400w, https:\/\/www.uwb.edu\/wetland\/wp-content\/uploads\/sites\/21\/2023\/06\/mahonia-aquifolium-flower-by-sarah-verlinde-119x300.png 119w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Synonyms (older names): Berberis aquifolium<\/li>\n\n\n\n<li>Family: Berberidaceae<\/li>\n\n\n\n<li>Plant Type: evergreen, erect shrub<\/li>\n\n\n\n<li>Distribution:  Mostly Pacific Coast, California to British Columbia<\/li>\n\n\n\n<li>Habitat:  shrub steppe slopes\/dry areas and open woodlands, full sun to partly shady<\/li>\n\n\n\n<li>Height:  up to 6 feet tall<\/li>\n\n\n\n<li>Flowers\/Fruits:  yellow flowers growing in clusters. Berries are round and purple-blue with a whitish hue.<\/li>\n\n\n\n<li>Flowering Season: March \u2013 May<\/li>\n\n\n\n<li>Leaves:  Compound leaf (one stem with many leaves) oppositely arranged. Leaflets are glossy and dark green (similar to holly) with a prickly and wavy margin (edge). Underside is a lighter green.<\/li>\n\n\n\n<li>Generation: Perennial<\/li>\n\n\n\n<li>Notable feature: This is one of the PNW early bloomers. If you see yellow blooms in early spring, it is probably this plant!<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Restoration and Conservation<\/h3>\n\n\n\n<p>Oregon grape is a fairly easy plant to grow and cultivate and makes a great garden or restoration plant. It\u2019s used in restoration plantings, common at parks and roadsides.  The flowers are yellow and quite fragrant which attracts pollinators during the spring. The berries are a great food source for birds and mammals during the summer and fall. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ethnobotany<\/h3>\n\n\n\n<p>Mahonia aquifolium and M. nervosa contain alkaloid compounds including berberine which has been used for medicinal uses supporting immune health and strong antibacterial properties.  Native Americans harvested and used the sour berries as a food crop and used the roots for yellow dye.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">References and Resources<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/pfaf.org\/user\/plant.aspx?latinname=Mahonia+aquifolium\">PFAF: Plants for a future<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/biology.burke.washington.edu\/herbarium\/imagecollection\/taxon.php?Taxon=Mahonia%20aquifolium\">WTU Image Herbarium: Mahonia aquifolium<\/a><\/li>\n<\/ul>\n\n\n\n<p><em>This article was written by Sarah Verlinde.  For questions regarding the UWB\/CC Plant Tour, contact Sarah at <a href=\"mailto:severlin@uw.edu?subject=UWB\/CC%20Plant%20Tag%20Tour%20Inquiry\">severlin@uw.edu<\/a>.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mahonia aquifolium \u2013 Tall Oregon Grape At a Glance: Restoration and Conservation Oregon grape is a fairly easy plant to grow and cultivate and makes a great garden or restoration plant. It\u2019s used in restoration plantings, common at parks and roadsides. The flowers are yellow and quite fragrant which attracts pollinators during the spring. The&#8230;<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":13590,"menu_order":18,"comment_status":"open","ping_status":"open","template":"","meta":{"_acf_changed":false,"_is_archived":false,"_archived_contact_email":"","footnotes":""},"class_list":["post-13609","page","type-page","status-publish","hentry"],"acf":{"related_links":{"toggle_visibility":false,"link_1":"","link_2":"","link_3":"","link_4":"","link_5":""},"highlight_box":{"toggle_visibility":false,"title":"","content":"","button":"","button_style":"angled-purple-button","button_screen_reader_text":""},"contact_type_1":{"toggle_visibility":true,"contact_title":"Tyson Kemper","email":"wildhair@uw.edu","phone":"","box":"","address_line_1":"","address_line_2":"","location":""},"contact_type_2":{"toggle_visibility":false,"contact_title":"","email":"","phone":"","box":"","address_line_1":"","address_line_2":"","location":""},"social_media":{"toggle_visibility":false,"facebook_url":"","instagram_url":"","linkedin_url":"","twitter_url":"","youtube_url":""},"blog_archive_sidebar_visibility":false},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tall Oregon Grape - North Creek Wetland<\/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.uwb.edu\/wetland\/plants\/mahonia-aquifolium\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tall Oregon Grape - North Creek Wetland\" \/>\n<meta property=\"og:description\" content=\"Mahonia aquifolium \u2013 Tall Oregon Grape At a Glance: Restoration and Conservation Oregon grape is a fairly easy plant to grow and cultivate and makes a great garden or restoration plant. 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