{"product_id":"lettuce-fertilizer-8-15-36-chelated-micronutrients-hydroponics-soil-foliar-application","title":"Lettuce Fertilizer 8-15-36 | Chelated Micronutrients | Hydroponics, Soil \u0026 Foliar Application","description":"\u003cp\u003e\u0026lt;p\u0026gt;Greenway Biotech Lettuce Fertilizer 8-15-36 is a water-soluble fertilizer for lettuce, kale, spinach, cabbage, broccoli, bok choy, chard, and the other leafy crops named on its label. It guarantees 8% nitrogen (7.5% nitrate, 0.5% ammoniacal), 15% available phosphate (P₂O₅), and 36% soluble potash (K₂O), with EDTA-chelated iron, manganese, zinc, and copper plus boron and molybdenum.\u0026lt;\/p\u0026gt;\u003cbr\u003e\u0026lt;p\u0026gt;The label\u0026amp;rsquo;s soil rate is 3 grams per plant every 4 to 6 weeks. With a soil test, size a bed by the potash the test recommends. In hydroponics, dose it to a potassium target and keep it in a separate stock tank from calcium nitrate.\u0026lt;\/p\u0026gt;\u003cbr\u003e\u0026lt;p\u0026gt;It contains no calcium or magnesium and little nitrogen for its potash, so plan those nutrients separately. Keep to the crops on the label, because it contains boron. Weigh it.\u0026lt;\/p\u0026gt;\u003cbr\u003e\u0026lt;p\u0026gt;Registered with the California Department of Food and Agriculture (CDFA). An independent laboratory heavy-metal test found arsenic, cadmium, and lead well below California\u0026amp;rsquo;s limits. Packed in Madera, California, in 1 to 25 lb sizes.\u0026lt;\/p\u0026gt;\u003c\/p\u003e","brand":"Greenway Biotech, Inc.","offers":[{"title":"1 Pound","offer_id":67664828858504,"sku":"619206360469","price":24.99,"currency_code":"USD","in_stock":true},{"title":"2 Pounds","offer_id":67664828891272,"sku":"018227121538","price":38.99,"currency_code":"USD","in_stock":true},{"title":"5 Pounds","offer_id":67664828924040,"sku":"701748873689","price":59.99,"currency_code":"USD","in_stock":true},{"title":"10 Pounds","offer_id":67664828956808,"sku":"018227121545","price":106.99,"currency_code":"USD","in_stock":true},{"title":"25 Pounds","offer_id":67664828989576,"sku":"018227121552","price":214.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/4648\/6408\/files\/Lettuce_Fertilizer_8-15-36_1_Pound.png?v=1791900220","url":"https:\/\/www.natesgardensupply.com\/products\/lettuce-fertilizer-8-15-36-chelated-micronutrients-hydroponics-soil-foliar-application","provider":"Nate's Garden Supply","version":"1.0","type":"link"}