{"id":1235,"date":"2025-11-20T15:48:27","date_gmt":"2025-11-20T12:18:27","guid":{"rendered":"https:\/\/petroalton.ir\/en\/?p=1235"},"modified":"2025-12-01T14:37:13","modified_gmt":"2025-12-01T11:07:13","slug":"the-best-time-to-apply-chemical-fertilizers","status":"publish","type":"post","link":"https:\/\/petroalton.ir\/en\/the-best-time-to-apply-chemical-fertilizers\/","title":{"rendered":"The best time to apply chemical fertilizers"},"content":{"rendered":"\r\n<p class=\"wp-block-paragraph\">The timing of chemical fertilizer application varies depending on the type of fertilizer, plant type, and growth stage. To better understand when the best time to apply is, let&#8217;s break it down:<\/p>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li>Nitrogen fertilizers (nitrogenous such as urea, ammonium nitrate)<br \/>Best time to apply:<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">-In the early vegetative growth of the plant, that is, when the plant is growing leaves, stems, and branches.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">For crops (such as wheat, corn, rice):<br \/>-One-third before or at the time of planting<br \/>-The remaining two-thirds during the growth stages (for example, tillering to clustering)<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">For garden crops: At the beginning of spring growth or twice (early growth and after initial fruiting).<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">If you apply later (at flowering or near harvest), it will cause excessive growth of foliage and reduce the quality of the product.<\/p>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\" start=\"2\">\r\n<li>Phosphate fertilizers (such as triple superphosphate)<br \/>Best time to use:<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">-Before or during planting; because phosphorus has little mobility in the soil and must be close to the roots.<br \/>-Usually during land preparation (along with plowing or before transplanting).<\/p>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\" start=\"3\">\r\n<li>Potash fertilizers (such as potassium sulfate)<br \/>Best time to use:<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">-Before planting (for tubers such as potatoes, sugar beets)<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>Or during fruiting and seed filling for garden crops.<br \/>Potassium helps improve fruit quality, color, flavor, and plant resistance to stress.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\" start=\"4\">\r\n<li>Micronutrients (iron, zinc, manganese, etc.)<br \/>Best time to use:<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Depending on the type:<br \/>-If it is in the form of foliar spray \u2192 during active plant growth (especially before flowering).<br \/>-If it is in the form of soil \u2192 before planting or at the beginning of growth.<\/p>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\" start=\"5\">\r\n<li>Complete NPK fertilizers<br \/>Best time to use:<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">-2 to 3 times during the growing season.<br \/>First time: at planting or early growth.<br \/>Second time: rapid growth stage.<br \/>Third time: before flowering or fruit formation.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Golden tip:<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The best results are achieved when fertilization is done based on soil tests.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Without knowing the real needs of the soil, you may spend money but not get results or even harm the plant.<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>The timing of chemical fertilizer application varies depending on the type of fertilizer, plant type, and growth stage. The best results are achieved when fertilization is based on a soil test.<\/p>\n","protected":false},"author":1,"featured_media":1236,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":["post-1235","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/petroalton.ir\/en\/wp-content\/uploads\/2025\/11\/The-best-time-to-apply-chemical-fertilizers.jpg","_links":{"self":[{"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/posts\/1235","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/comments?post=1235"}],"version-history":[{"count":3,"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/posts\/1235\/revisions"}],"predecessor-version":[{"id":1336,"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/posts\/1235\/revisions\/1336"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/media\/1236"}],"wp:attachment":[{"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/media?parent=1235"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/categories?post=1235"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/petroalton.ir\/en\/wp-json\/wp\/v2\/tags?post=1235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}