{"id":33597,"date":"2024-03-20T17:24:40","date_gmt":"2024-03-20T16:24:40","guid":{"rendered":"http:\/\/04f05400-ea8c-4cda-ac1a-eeeffaf0fba1"},"modified":"2024-03-20T18:34:50","modified_gmt":"2024-03-20T17:34:50","slug":"the-worlds-most-extreme-trees-grow-in-the-fiercest-conditions-but-should-you-plant-them-in-your-garden","status":"publish","type":"rss_feed","link":"https:\/\/c01.purpledshub.com\/gardensillustrated\/rss_feed\/the-worlds-most-extreme-trees-grow-in-the-fiercest-conditions-but-should-you-plant-them-in-your-garden\/","title":{"rendered":"The world&#8217;s most extreme trees grow in the fiercest conditions. But should you plant them in your garden?"},"content":{"rendered":"<p class=\"rssexcerpt\">Faced with a warming climate, many gardeners are thinking carefully about resilient plants for their garden. But what about three of the world&#8217;s most extreme trees? <\/p><p class=\"rssauthor\">By Ken Thompson\n      <\/p><p class=\"rssbyline\">Published: Wednesday, 20 March 2024 at 16:24 PM<\/p><hr class=\"no-tts wp-block-separator\"\/><?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><p>Are you tired of growing the same old <a href=\"https:\/\/www.gardensillustrated.com\/plants\/best-fuchsias-summer-autumn\">fuchsias<\/a>, <a href=\"https:\/\/www.gardensillustrated.com\/plants\/summer\/how-to-grow-dahlias\">dahlias<\/a> and <a href=\"https:\/\/www.gardensillustrated.com\/plants\/the-best-asters-daisys-grow\">Michaelmas daisies<\/a>? Do you want to grow something different? Something your neighbours aren\u2019t growing? Something most of your neighbours have never even heard of?<\/p><p><strong>You may also like<\/strong><\/p><ul><li><a href=\"https:\/\/www.gardensillustrated.com\/garden-design\/keep-nature-in-garden-design\">How not to lose nature from your garden <\/a><\/li><li><a href=\"https:\/\/www.gardensillustrated.com\/garden-advice\/good-soil-digging\">Digging is the garden job you don&#8217;t need to do anymore<\/a><\/li><li><a href=\"https:\/\/www.gardensillustrated.com\/garden-advice\/intelligent-plants\">How intelligent are your plants? You might be surprised<\/a><\/li><li><a href=\"https:\/\/www.gardensillustrated.com\/garden-advice\/how-to-compost\">Simple compost without the faff<\/a><\/li><\/ul><p>Faced with a <a href=\"https:\/\/www.gardensillustrated.com\/gardens\/gardeners-adapt-climate-change\">warming climate<\/a>, the natural answer to that question might seem to be something warmth-loving, perhaps only on the edge of hardiness right now. And in fact, if you\u2019re <a href=\"https:\/\/www.gardensillustrated.com\/garden-advice\/how-to\/planting-tree-maintenance-care\">planting a tree<\/a>, in other words something you hope will still be around in 50 years, maybe that\u2019s what you should be thinking of, since many of our native trees are going to struggle in a <a href=\"https:\/\/www.gardensillustrated.com\/plants\/summer\/plants-for-climate-change-warmer\">future climate<\/a>. For example, if you\u2019re really feeling lucky, you could be the first person in your street to try growing <em>Metrosideros excelsa<\/em>, the New Zealand Christmas Tree or pohutukawa.<\/p><p>But here\u2019s a completely different suggestion, and one that doesn\u2019t present any climatic challenges at all: three trees that are perhaps nothing very special in themselves, but make a geographically unique collection: the world\u2019s highest tree, the world\u2019s most northerly tree, and the world\u2019s most southerly tree.<\/p><p><strong>The world&#8217;s highest tree<\/strong> <br\/><em>Polylepis tarapacana<\/em> from the Andes<\/p><figure class=\"wp-block-image size-full\"><figcaption class=\"wp-element-caption\">Polylepis tarapacana is tree that grows highest in altitude in the world \u00a9 Jef Wodniack\/Getty<\/figcaption><\/figure><p>Somehow, if asked about the world\u2019s highest tree, my thoughts turn naturally to the Himalayas, but in fact the true record holder lives a long, long way from there, in the Andes. <em>Polylepis tarapacana<\/em> (no common name in English) is a small <a href=\"https:\/\/www.gardensillustrated.com\/plants\/shrubs\/evergreen-prune-best-sun-shade\">evergreen tree<\/a> or shrub that reaches about 6 m in height. The highest individuals that could reasonably be described as \u2018trees\u2019, which are about 3 m tall, are found at an altitude of 4810 m, but shrubby plants are found up to 5100 m on the slopes of the volcano Nevado Sajama in Bolivia.<\/p><blockquote class=\"wp-block-quote\"><p>You could be the first person in your street to try growing <em>Metrosideros excelsa<\/em><\/p><\/blockquote><p><em>Polylepis <\/em>is in the Rosaceae, but if you were hoping for some pretty flowers, you will be disappointed. Despite being a tree, its closest relatives are herbaceous species like salad burnet and <em>Acaena<\/em> \u2013 not plants noted for showy flowers. On the other hand, I think most gardeners would consider its flaking red bark and furry stems and leaves to be attractive, in an understated sort of way.<\/p><p\/><p><strong>Two tough trees: the world&#8217;s northernmost and southernmost trees<\/strong><br\/><em>Larix gmelinii<\/em> and <em>Nothofagus betuloides<\/em><\/p><figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1702\" src=\"https:\/\/c02.purpledshub.com\/uploads\/sites\/40\/2024\/03\/GettyImages-1437824269-scaled.jpg\" alt=\"Dahurian larch ( Larix dahurica or Larix gmelinii )\" class=\"wp-image-168470\"\/><figcaption class=\"wp-element-caption\">Dahurian larch ( Larix dahurica or Larix gmelinii )\u00a9 Getty\/ bksrus<\/figcaption><\/figure><p>The first thing that strikes you about the world\u2019s northernmost and southernmost trees is how different they are: the former is a deciduous conifer, while the latter is a broadleaved <a href=\"https:\/\/www.gardensillustrated.com\/plants\/trees\/evergreen-trees-best-care\">evergreen<\/a>. This reflects some fairly extreme environmental differences; the Taimyr Peninsula in Russia, home of the Dahurian larch (<em>Larix gmelinii<\/em>), has a continental climate with long, cold winters (mean January temperature -32 \u00b0C) and short, cool summers (mean July temperature just 13 \u00b0C). In a climate like that, being evergreen isn\u2019t really an option; you need to totally shut down in the winter.<\/p><blockquote class=\"wp-block-quote\"><p>For a tree, the chief hazard is that this is one of the stormiest places on earth<\/p><\/blockquote><figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1280\" src=\"https:\/\/c02.purpledshub.com\/uploads\/sites\/40\/2024\/03\/GettyImages-1204693354-edited-scaled.jpg\" alt=\"Magellan's beech (Nothofagus betuloides)\" class=\"wp-image-168471\"\/><figcaption class=\"wp-element-caption\">Magellan&#8217;s beech (Nothofagus betuloides) \u00a9 Getty\/Andrew Geiger<\/figcaption><\/figure><p>The world\u2019s southernmost tree (Magellan\u2019s beech, <em>Nothofagus betuloides<\/em>), on the other hand, has to put up with some very different problems. It grows on Isla Hornos, the southernmost island in the Cape Horn archipelago at the very tip of South America. Here the climate is extremely oceanic and relatively mild (certainly compared to the home of Dahurian larch in Siberia), with the minimum air temperature only occasionally falling below freezing. For a tree, the chief hazard is that this is one of the stormiest places on earth, with winds often exceeding 200 km per hour.<\/p><blockquote class=\"wp-block-quote\"><p>The most exposed trees survive simply by growing sideways rather than vertically<\/p><\/blockquote><p>The effects of such extreme windiness are obvious. Under good conditions, Magellan\u2019s beech can make a handsome tree up to 25 m tall, and even on Isla Hornos they achieve 5 m in sheltered places. But the most exposed trees, at the actual southern limit, survive simply by growing sideways rather than vertically.<\/p><p><strong>But can you buy them in the UK?<\/strong><\/p><p>But now the really big question: if you fancy growing these three, are they actually in cultivation? Two of them certainly are; the RHS plant finder lists a few suppliers of both Magellan\u2019s beech and various subspecies of Dahurian larch. But if you want to grow <em>Polylepis tarapacana<\/em>, then you have a problem, despite it being the most garden-worthy of the three, certainly for a small garden. My advice would be to grow the equally attractive <em>Polylepis<\/em> <em>australis<\/em>, which certainly is in cultivation. Trust me, no-one will know the difference.<\/p> <\/body><\/html>\n<hr class=\"no-tts wp-block-separator\"\/>","protected":false},"excerpt":{"rendered":"<p>Faced with a warming climate, many gardeners are thinking carefully about resilient plants for their garden. 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But what about three of the world's most extreme trees?","_links":{"self":[{"href":"https:\/\/c01.purpledshub.com\/gardensillustrated\/wp-json\/wp\/v2\/rss_feed\/33597"}],"collection":[{"href":"https:\/\/c01.purpledshub.com\/gardensillustrated\/wp-json\/wp\/v2\/rss_feed"}],"about":[{"href":"https:\/\/c01.purpledshub.com\/gardensillustrated\/wp-json\/wp\/v2\/types\/rss_feed"}],"author":[{"embeddable":true,"href":"https:\/\/c01.purpledshub.com\/gardensillustrated\/wp-json\/wp\/v2\/users\/24"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/c01.purpledshub.com\/gardensillustrated\/wp-json\/wp\/v2\/media\/33598"}],"wp:attachment":[{"href":"https:\/\/c01.purpledshub.com\/gardensillustrated\/wp-json\/wp\/v2\/media?parent=33597"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/c01.purpledshub.com\/gardensillustrated\/wp-json\/wp\/v2\/categories?post=33597"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}