{"product_id":"jacks®-nutrients-feed-5-12-26-fertilizer-part-a-25lb-for-greenhouse-controlled-environment-crops","title":"Jack's® Nutrients FeED 5-12-26 Fertilizer Part A - 25lb - For Greenhouse \u0026 Controlled Environment Crops","description":"Jack's Nutrients Part A 5-12-26 is a professional-grade fertilizer formulation designed for greenhouse and controlled environment agriculture. This 25lb bag delivers balanced nutrition with 5% nitrogen, 12% phosphorus, and 26% potassium to support vigorous vegetative growth and flowering in hydroponic and soil-based systems.\n\nPart A works in conjunction with Part B to create a complete two-part nutrient solution. The 5-12-26 ratio is ideal for crops requiring higher potassium levels, promoting strong root development, enhanced flowering, and improved fruit quality. Trusted by commercial growers and serious cultivators, Jack's formulations are engineered for consistent results across diverse crop types.\n\nSuitable for use in drip irrigation, flood systems, and recirculating hydroponic setups. Mix according to label instructions and adjust based on water quality and crop stage. Store in a cool, dry location away from moisture.","brand":"Modern Farms","offers":[{"title":"Default Title","offer_id":45568990576726,"sku":null,"price":64.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/3025\/8262\/files\/jacks-nutrients-5-12-26-part-a-fertilizer-3542177.webp?v=1786991278","url":"https:\/\/modernfarms.store\/products\/jacks%c2%ae-nutrients-feed-5-12-26-fertilizer-part-a-25lb-for-greenhouse-controlled-environment-crops","provider":"Modern Farms","version":"1.0","type":"link"}