{"version":"1.0","provider_name":"The Douglas Tree Nursery","provider_url":"https:\/\/www.douglasboomkwekerij.nl\/en\/","author_name":"Anneke van Engelen","author_url":"https:\/\/www.douglasboomkwekerij.nl\/en\/author\/ave_webdesign_beheer\/","title":"Our process - The Douglas Tree Nursery","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"icKM3YJc5y\"><a href=\"https:\/\/www.douglasboomkwekerij.nl\/en\/method\/\">Our process<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.douglasboomkwekerij.nl\/en\/method\/embed\/#?secret=icKM3YJc5y\" width=\"600\" height=\"338\" title=\"&#8220;Our process&#8221; &#8212; The Douglas Tree Nursery\" data-secret=\"icKM3YJc5y\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.douglasboomkwekerij.nl\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"What is plug cultivation? The process of plug cultivation 1. Seed treatment Our cultivation begins with tree seeds. We purchase seeds ourselves, or customers supply us with seeds that we treat in-house. Depending on the species, we apply cold or warm stratification to promote germination. Additionally, seeds are extra cleaned mechanically or manually if necessary [&hellip;]","thumbnail_url":"https:\/\/www.douglasboomkwekerij.nl\/wp-content\/uploads\/2026\/07\/Zuiveren-zaden-2-e1784881430288.webp","thumbnail_width":503,"thumbnail_height":395}