{"id":4632,"date":"2023-09-12T13:58:28","date_gmt":"2023-09-12T13:58:28","guid":{"rendered":"https:\/\/heliospectra.com\/?p=4632"},"modified":"2025-10-10T08:49:48","modified_gmt":"2025-10-10T08:49:48","slug":"smart-crop-strategies-far-red-gradients","status":"publish","type":"post","link":"https:\/\/heliospectra.com\/nl\/blog\/smart-crop-strategies-far-red-gradients\/","title":{"rendered":"Smart crop Strategies: Far-Red Gradients"},"content":{"rendered":"<div class=\"row\"  id=\"row-499993222\">\n\n\n\t<div id=\"col-1793476477\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row align-center\"  id=\"row-202764058\">\n\n\n\t<div id=\"col-742027264\" class=\"col medium-2 small-6 large-2\"  >\n\t\t\t\t<div class=\"col-inner\" style=\"background-color:rgb(0, 167, 109);\" >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3526892175\" class=\"text\">\n\t\t\n\n<p>Onderzoek<\/p>\n\t\t\n<style>\n#text-3526892175 {\n  text-align: center;\n  color: rgb(255,255,255);\n}\n#text-3526892175 > * {\n  color: rgb(255,255,255);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-742027264 > .col-inner {\n  border-radius: 34px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n\t<div id=\"col-614877555\" class=\"col medium-2 small-6 large-2\"  >\n\t\t\t\t<div class=\"col-inner\" style=\"background-color:#00a76d;\" >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3496646340\" class=\"text\">\n\t\t\n\n<p>Artikelen<\/p>\n\t\t\n<style>\n#text-3496646340 {\n  text-align: center;\n  color: rgb(255,255,255);\n}\n#text-3496646340 > * {\n  color: rgb(255,255,255);\n}\n<\/style>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-614877555 > .col-inner {\n  border-radius: 34px;\n}\n<\/style>\n\t<\/div>\n\n\t\n\n<\/div>\n\t<div id=\"gap-1207107805\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1207107805 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-652712612\" class=\"text\">\n\t\t\n\n<p><span style=\"color: #193330;\"><span class=\"TextRun SCXW20725442 BCX9\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW20725442 BCX9\">Light quality refers to the colors of light, or the spectrum provided to <\/span><span class=\"NormalTextRun SCXW20725442 BCX9\">ge\u00efntroduceerd<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\"> plants. The mix of colors in light strongly influences plant development. The blue, green and red spectral range (400-700 nm) is referred to as PAR (photosynthetically active radiation<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\">)<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\">. While PAR <\/span><span class=\"NormalTextRun SCXW20725442 BCX9\">represents<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\"> the range of light that plants use for photosynthesis, light outside of PAR, including far-red (700-800 nm), is also of importance to plant development<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\">.<\/span> <\/span><span class=\"TextRun SCXW20725442 BCX9\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW20725442 BCX9\">Far-red<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\"> licht<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\"> has<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\"> influences various aspects of plant <\/span><span class=\"NormalTextRun SCXW20725442 BCX9\">ontwikkeling<\/span><span class=\"NormalTextRun SCXW20725442 BCX9\"> from plant architecture, to speeding up growth, and promoting flowering.<\/span><\/span><span class=\"EOP SCXW20725442 BCX9\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/span><\/p>\n<p>\u00a0<\/p>\n<h3><span style=\"color: #00a76d;\">Verrood licht\u00a0<\/span><\/h3>\n<p><span style=\"color: #193330;\">Far-red light can be defined as photons with wavelengths between 700 and 800 nm. This waveband is not considered photosynthetically active (however there is ongoing research that might shift this conclusion) but far-red light does influence growth. Far-red radiation has a major effect on extension growth, meaning it influences the size of leaves, the length of stems and ultimately, the height of plants.\u00a0\u00a0<\/span><\/p>\n<p><span style=\"color: #193330;\" data-contrast=\"auto\">Plants have different kinds of receptors that perceive light quality, or the colors of light, to which they are exposed. One of these receptors is phytochrome, which is particularly sensitive to the amount of red light relative to the amount of far-red light. Plants absorb most of the red (R) light available to them and reflect or transmit most of the far-red (FR) light, which gives a lower R:FR ratio. A decrease in the R:FR ratio gives plants a signal that there are competing plants present. Plants respond to this by altering their growth, and stems, leaves and petioles elongate to capture more light.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<br \/><br \/><\/span><\/p>\n<h3><span style=\"color: #00a76d;\">Crop grown with gradient of Far-red\u00a0<\/span><\/h3>\n<p><span style=\"color: #193330;\">As mentioned earlier, the R:FR ratio has an effect on how crops grow. We evaluated the effect of far-red on leaf size for lettuce using a popular variety of lettuce. The plants were grown over a fixed time period, under four different lighting strategies, all with the same light intensity and spectral composition within PAR. Three of the four treatments had additional far-red in their spectra at different intensities (low, mid and high).\u00a0<\/span><\/p>\n<p><span style=\"color: #193330;\">All the lettuce grown with far-red responded with leaf expansion. The length and width of the largest leaf increases with Far-red.\u00a0<\/span><\/p>\n\t\t\n<style>\n#text-652712612 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1367909339\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1367909339 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_786600999\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"213\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_gradient_FR-1024x214.png\" class=\"attachment-large size-large\" alt=\"Lettuce with gradient FR\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_gradient_FR-1024x214.png 1024w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_gradient_FR-300x63.png 300w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_gradient_FR-768x160.png 768w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_gradient_FR-800x167.png 800w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_gradient_FR.png 1063w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_786600999 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"gap-451584503\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-451584503 {\n  padding-top: 20px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row\"  id=\"row-1815084393\">\n\n\n\t<div id=\"col-1764232923\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"text-3783140259\" class=\"text\">\n\t\t\n\n<p><span style=\"color: #193330;\"><span class=\"TextRun SCXW168985445 BCX9\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW168985445 BCX9\">A similar test was also conducted to study the far-red effects on head size and biomass on lettuce.<\/span><\/span><span class=\"EOP SCXW168985445 BCX9\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/span><\/p>\n\t\t\n<style>\n#text-3783140259 {\n  text-align: left;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_170672817\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"432\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/LB_FR_Simps2-1024x434.png\" class=\"attachment-large size-large\" alt=\"Lettuce with gradient FR\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/LB_FR_Simps2-1024x434.png 1024w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/LB_FR_Simps2-300x127.png 300w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/LB_FR_Simps2-768x326.png 768w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/LB_FR_Simps2-800x339.png 800w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/LB_FR_Simps2.png 1052w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_170672817 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"gap-1220269882\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1220269882 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row\"  id=\"row-19278880\">\n\n\n\t<div id=\"col-991406281\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1192280835\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"715\" height=\"426\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_diameter_difference.png\" class=\"attachment-medium_large size-medium_large\" alt=\"Difference in lettuce diameter\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_diameter_difference.png 715w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/lettuce_diameter_difference-300x179.png 300w\" sizes=\"auto, (max-width: 715px) 100vw, 715px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1192280835 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1058122704\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1505255110\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"718\" height=\"421\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/leaves_weight_difference.png\" class=\"attachment-large size-large\" alt=\"Difference in leaves weight\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/leaves_weight_difference.png 718w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/leaves_weight_difference-300x176.png 300w\" sizes=\"auto, (max-width: 718px) 100vw, 718px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1505255110 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<p style=\"text-align: left;\"><span style=\"color: #193330;\">All lettuces grew well under a far-red enriched spectrum. Keep in mind that these tests were done for a fixed time period. The FR-treated lettuce could be made harvest-ready earlier with an increased proportion of far-red.\u00a0<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"color: #193330;\">As seen in the example above the plants respond to the amount of far-red in the spectrum, the R:FR ratio. The response can be extreme if much far-red is added to the spectrum, therefore it is important to balance the spectrum.\u00a0<\/span><\/p>\n\t<div id=\"gap-1742711841\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1742711841 {\n  padding-top: 40px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row\"  id=\"row-272926133\">\n\n\n\t<div id=\"col-1823198418\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_178489934\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-724x1024.png\" class=\"attachment-large size-large\" alt=\"Far-Red ebook\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-724x1024.png 724w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-212x300.png 212w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-768x1086.png 768w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-1086x1536.png 1086w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-1448x2048.png 1448w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-300x424.png 300w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/09\/Heliospectra-Far-Red-eBook_ver04-front-page-800x1132.png 800w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_178489934 {\n  width: 93%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-15368611\" class=\"col medium-8 small-12 large-8\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"gap-124168916\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-124168916 {\n  padding-top: 100px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<p><span style=\"color: #193330;\"><span class=\"TrackedChange SCXW94788912 BCX8\"><span class=\"TextRun SCXW94788912 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW94788912 BCX8\">Download our new free e-book and discover the future of farming with <\/span><\/span><\/span><span class=\"TrackedChange SCXW94788912 BCX8\"><span class=\"TextRun SCXW94788912 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SpellingErrorV2Themed SCXW94788912 BCX8\">Heliospectra's<\/span><\/span><\/span><span class=\"TrackedChange SCXW94788912 BCX8\"><span class=\"TextRun SCXW94788912 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW94788912 BCX8\"> Far-Red knowledge. Learn how to <\/span><\/span><\/span><span class=\"TextRun SCXW94788912 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW94788912 BCX8\">maximize<\/span><\/span><span class=\"TrackedChange SCXW94788912 BCX8\"><span class=\"TextRun SCXW94788912 BCX8\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW94788912 BCX8\"> growth potential with our Smart LED technology.<\/span><\/span><\/span><span class=\"EOP TrackedChange SCXW94788912 BCX8\" data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/span><\/p>\n<a href=\"https:\/\/heliospectra.com\/nl\/blog\/understanding-the-impact-of-far-red\/\" class=\"button primary\" >\n\t\t<span>Get your Free ebook<\/span>\n\t<\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\t<div id=\"text-1306057688\" class=\"text\">\n\t\t\n\n<h4 style=\"text-align: left;\" aria-level=\"1\"><span style=\"color: #193330;\"><b>References<\/b>\u00a0<\/span><\/h4>\n<p style=\"text-align: left;\"><span style=\"color: #193330;\">Runkle, E. (2016, May). A Closer Look at Far-Red Radiation.\u00a0\u00a0<\/span><\/p>\n\t\t\n<style>\n#text-1306057688 {\n  font-size: 0.9rem;\n  color: #0c7088;\n}\n#text-1306057688 > * {\n  color: #0c7088;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1415042745\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1415042745 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\t<div id=\"gap-772650713\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-772650713 {\n  padding-top: 50px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"row\"  id=\"row-637478743\">\n\n\n\t<div id=\"col-2006464080\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"gap-598270917\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-598270917 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"text-3610992799\" class=\"text\">\n\t\t\n\n<h2>Gerelateerde inhoud<\/h2>\n\t\t\n<style>\n#text-3610992799 {\n  text-align: center;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"row\"  id=\"row-263853301\">\n\n\n\t<div id=\"col-1739813112\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"gap-89071591\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-89071591 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n  \n    <div class=\"row gradient-posts large-columns-3 medium-columns-1 small-columns-1\" >\n  <div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-overlay dark box-text-bottom box-blog-post has-hover\">\n            \t\t\t\t\t<div class=\"box-image\" style=\"border-radius:2%;\">\n  \t\t\t\t\t\t<div class=\"image-cover\" style=\"padding-top:102%;\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/heliospectra.com\/nl\/blog\/supplemental-greenhouse-lighting-hacking-the-sun-to-grow-your-business\/\" class=\"plain\" aria-label=\"Supplemental Greenhouse Lighting &#8211; Hacking the Sun to Grow Your Business\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"655\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/02\/60395fcef4f45c67c24ccffe_Screen-Shot-2021-02-26-at-3_53_11-PM.jpg\" class=\"attachment-original size-original wp-post-image\" alt=\"Mitra X led kweeklampen hangend in een kas\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/02\/60395fcef4f45c67c24ccffe_Screen-Shot-2021-02-26-at-3_53_11-PM.jpg 1200w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/02\/60395fcef4f45c67c24ccffe_Screen-Shot-2021-02-26-at-3_53_11-PM-300x164.jpg 300w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/02\/60395fcef4f45c67c24ccffe_Screen-Shot-2021-02-26-at-3_53_11-PM-1024x559.jpg 1024w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/02\/60395fcef4f45c67c24ccffe_Screen-Shot-2021-02-26-at-3_53_11-PM-768x419.jpg 768w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/02\/60395fcef4f45c67c24ccffe_Screen-Shot-2021-02-26-at-3_53_11-PM-800x437.jpg 800w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/>\t\t\t\t\t\t\t<\/a>\n  \t\t\t\t\t\t\t<div class=\"overlay\" style=\"background-color: rgba(0,0,0,.25)\"><\/div>  \t\t\t\t\t\t\t  \t\t\t\t\t\t<\/div>\n  \t\t\t\t\t\t  \t\t\t\t\t<\/div>\n          \t\t\t\t\t<div class=\"box-text text-left is-large\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large\">\n\t\t\t\t\t\t<a href=\"https:\/\/heliospectra.com\/nl\/blog\/supplemental-greenhouse-lighting-hacking-the-sun-to-grow-your-business\/\" class=\"plain\">Supplemental Greenhouse Lighting &#8211; Hacking the Sun to Grow Your Business<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt\">\n\t\t\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-overlay dark box-text-bottom box-blog-post has-hover\">\n            \t\t\t\t\t<div class=\"box-image\" style=\"border-radius:2%;\">\n  \t\t\t\t\t\t<div class=\"image-cover\" style=\"padding-top:102%;\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/heliospectra.com\/nl\/blog\/vertical-farming-growing-up-after-the-pandemic\/\" class=\"plain\" aria-label=\"Verticale landbouw - Opgroeien na de pandemie\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"471\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/01\/5eda13dd0d8c12eee8fcefbc_SPISA-Vertical-810x471-1.jpeg\" class=\"attachment-original size-original wp-post-image\" alt=\"Verticaal kweken bij SPISA met heliospectras Siera ledverlichting\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/01\/5eda13dd0d8c12eee8fcefbc_SPISA-Vertical-810x471-1.jpeg 810w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/01\/5eda13dd0d8c12eee8fcefbc_SPISA-Vertical-810x471-1-300x174.jpeg 300w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/01\/5eda13dd0d8c12eee8fcefbc_SPISA-Vertical-810x471-1-768x447.jpeg 768w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/01\/5eda13dd0d8c12eee8fcefbc_SPISA-Vertical-810x471-1-800x465.jpeg 800w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/>\t\t\t\t\t\t\t<\/a>\n  \t\t\t\t\t\t\t<div class=\"overlay\" style=\"background-color: rgba(0,0,0,.25)\"><\/div>  \t\t\t\t\t\t\t  \t\t\t\t\t\t<\/div>\n  \t\t\t\t\t\t  \t\t\t\t\t<\/div>\n          \t\t\t\t\t<div class=\"box-text text-left is-large\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large\">\n\t\t\t\t\t\t<a href=\"https:\/\/heliospectra.com\/nl\/blog\/vertical-farming-growing-up-after-the-pandemic\/\" class=\"plain\">Verticale landbouw - Opgroeien na de pandemie<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt\">\n\t\t\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><div class=\"col post-item\" >\n\t\t\t<div class=\"col-inner\">\n\t\t\t\t<div class=\"box box-overlay dark box-text-bottom box-blog-post has-hover\">\n            \t\t\t\t\t<div class=\"box-image\" style=\"border-radius:2%;\">\n  \t\t\t\t\t\t<div class=\"image-cover\" style=\"padding-top:102%;\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/heliospectra.com\/nl\/blog\/dli-and-seasonal-changes-in-natural-light\/\" class=\"plain\" aria-label=\"DLI en seizoensgebonden veranderingen in natuurlijk licht \u00a0\u00a0\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2024\/02\/A7R9994-1-1-1.png\" class=\"attachment-original size-original wp-post-image\" alt=\"Mitra X hangend in een kas\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2024\/02\/A7R9994-1-1-1.png 700w, https:\/\/heliospectra.com\/wp-content\/uploads\/2024\/02\/A7R9994-1-1-1-300x200.png 300w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/>\t\t\t\t\t\t\t<\/a>\n  \t\t\t\t\t\t\t<div class=\"overlay\" style=\"background-color: rgba(0,0,0,.25)\"><\/div>  \t\t\t\t\t\t\t  \t\t\t\t\t\t<\/div>\n  \t\t\t\t\t\t  \t\t\t\t\t<\/div>\n          \t\t\t\t\t<div class=\"box-text text-left is-large\" >\n\t\t\t\t\t<div class=\"box-text-inner blog-post-inner\">\n\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<h5 class=\"post-title is-large\">\n\t\t\t\t\t\t<a href=\"https:\/\/heliospectra.com\/nl\/blog\/dli-and-seasonal-changes-in-natural-light\/\" class=\"plain\">DLI en seizoensgebonden veranderingen in natuurlijk licht \u00a0\u00a0<\/a>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t\t\t\t\t<div class=\"is-divider\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<p class=\"from_the_blog_excerpt\">\n\t\t\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t                    \n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><\/div>\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<h3 style=\"text-align: center;\"><span style=\"color: #193330;\">Neem contact met ons op!<\/span><\/h3>\n<p style=\"text-align: center;\"><span style=\"color: #193330;\">Van lichtplanning op maat tot offertes op maat en alles daartussenin, <\/span><br \/><span style=\"color: #193330;\">ons team van tuinbouwexperts staat altijd klaar om te helpen.<\/span><\/p>\n\t<div id=\"gap-853017926\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-853017926 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"596\" height=\"579\" src=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/11\/Heliospectra_circular-plant_Web_72_Rityta-1-10.png\" alt=\"\" class=\"wp-image-5237\" style=\"width:639px;height:auto\" srcset=\"https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/11\/Heliospectra_circular-plant_Web_72_Rityta-1-10.png 596w, https:\/\/heliospectra.com\/wp-content\/uploads\/2023\/11\/Heliospectra_circular-plant_Web_72_Rityta-1-10-300x291.png 300w\" sizes=\"auto, (max-width: 596px) 100vw, 596px\" 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