{"id":1364,"date":"2013-09-19T15:15:37","date_gmt":"2013-09-19T22:15:37","guid":{"rendered":"http:\/\/blogs.reed.edu\/trees\/?page_id=1364"},"modified":"2025-03-20T08:34:52","modified_gmt":"2025-03-20T15:34:52","slug":"poplars-cottonwoods","status":"publish","type":"page","link":"https:\/\/blogs.reed.edu\/trees\/poplars-cottonwoods\/","title":{"rendered":"Poplars \/ Cottonwoods"},"content":{"rendered":"<p>Poplars and cottonwoods have distinctive heart- or triangle-shaped leaves. They were once very popular trees to plant for erosion control, but they tend to cause problems in urban areas. The roots are shallow and wide-spreading and they can lift sidewalks or puncture sewer lines. The male trees produce abundant pollen that can cause allergies and the females produce clouds of fluffy white seeds that drift and fall like snow.<\/p>\n<p><br \/>\n<ul class=\"childPages\"><li><h2><span class=\"commonname\">Eastern Cottonwood<\/h2><span class=\"scientificNameValue\">Scientific name: Populus deltoides<\/span>\r\n\t\t\t\t\t\t<p class=\"childContent\"><a href=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE1_lg.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1368 size-medium\" src=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE1_lg-225x300.jpg\" alt=\"Eastern Cottonwood\" width=\"225\" height=\"300\" srcset=\"https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE1_lg-225x300.jpg 225w, https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE1_lg.jpg 480w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a><a href=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE2_lg.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-1369 alignleft\" src=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE2_lg-225x300.jpg\" alt=\"Eastern Cottonwood\" width=\"225\" height=\"300\" srcset=\"https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE2_lg-225x300.jpg 225w, https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PODE2_lg.jpg 480w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/a>A fast-growing shade tree, this member of the poplar family grows to a height of 100 feet and a diameter of 4 feet. Like all members of this family, the flowers are in the form of catkins, and males and females are on separate trees.<br \/>\r\n\t\t\t\t\t\t<a href=\"https:\/\/blogs.reed.edu\/trees\/poplars-cottonwoods\/eastern-cottonwood\/\">View tree page and map.<\/a><\/p><\/li><li><h2><span class=\"commonname\">Lombardy Poplar<\/h2><span class=\"scientificNameValue\">Scientific name: Populus nigra `Italica'<\/span>\r\n\t\t\t\t\t\t<p class=\"childContent\"><a href=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI1_lg.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-1372 alignleft\" src=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI1_lg-300x225.jpg\" alt=\"Lombardy Poplar\" width=\"300\" height=\"225\" srcset=\"https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI1_lg-300x225.jpg 300w, https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI1_lg.jpg 640w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI2_lg.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1373\" src=\"http:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI2_lg-225x300.jpg\" alt=\"Lombardy Poplar\" width=\"169\" height=\"225\" srcset=\"https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI2_lg-225x300.jpg 225w, https:\/\/blogs.reed.edu\/trees\/files\/2013\/09\/PONI2_lg.jpg 480w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/a>The Lombardy Poplar is a tall, thin tree with upward reaching branches to 130 feet. The bright green, triangular leaves turn golden in the fall. A beautiful addition to any skyline, a line of these trees also serves as a windbreaker. Its origin is obscure, but is seems to have come from Italy in the 1700s.<br \/>\r\n\t\t\t\t\t\t<a href=\"https:\/\/blogs.reed.edu\/trees\/poplars-cottonwoods\/lombardy-poplar\/\">View tree page and map.<\/a><\/p><\/li><\/ul><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Poplars and cottonwoods have distinctive heart- or triangle-shaped leaves. They were once very popular trees to plant for erosion control, but they tend to cause problems in urban areas. The roots are shallow and wide-spreading and they can lift sidewalks&nbsp;&hellip; <a href=\"https:\/\/blogs.reed.edu\/trees\/poplars-cottonwoods\/lombardy-poplar\/\">finish&nbsp;reading&nbsp;Lombardy Poplar<\/a><\/p>\n","protected":false},"author":2,"featured_media":1369,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"trees_template.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-1364","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/pages\/1364","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/comments?post=1364"}],"version-history":[{"count":4,"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/pages\/1364\/revisions"}],"predecessor-version":[{"id":1852,"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/pages\/1364\/revisions\/1852"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/media\/1369"}],"wp:attachment":[{"href":"https:\/\/blogs.reed.edu\/trees\/wp-json\/wp\/v2\/media?parent=1364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}