{"product_id":"cz-garden-supply-magnesium-sulfate-epsom-salt-fertilizer-19-lb-water-soluble-magnesium-sulfur-for-hydroponics-and-gardens","title":"Cz Garden Supply Magnesium Sulfate Epsom Salt Fertilizer 19 lb — Water-Soluble Magnesium \u0026 Sulfur for Hydroponics and Gardens","description":"\u003cb\u003eCz Garden Magnesium Sulfate Epsom Salt Fertilizer is a high-purity, water-soluble magnesium and sulfur supplement formulated to support greener foliage and improved nutrient performance for hydroponic systems, container plants, and garden beds.\u003c\/b\u003e\n\n\u003cp\u003eThis 19 lb resealable pouch of Magnesium Sulfate (Epsom Salt) from Cz Garden Supply is manufactured in the USA and OMRI listed for organic use. It dissolves quickly in water and is designed for greenhouse-grade performance across hydroponics, soil, coco, and drip systems. The formula supplies 10% magnesium and 13% combined sulfur to help plants maintain healthy leaf color and efficient nutrient uptake when used as part of a balanced feeding program.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this Magnesium Sulfate help my plants?\u003c\/h3\u003e\n\u003cp\u003eMagnesium is a core component of chlorophyll and supports photosynthetic activity, while sulfur is essential for protein formation and enzyme function. Cz Garden’s high-purity Epsom Salt provides these elements in a fully water-soluble form, ideal for quick uptake through roots and foliar sprays.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides 10% elemental magnesium for chlorophyll synthesis.\u003c\/li\u003e\n  \u003cli\u003eSupplies 13% combined sulfur to support amino acid and enzyme production.\u003c\/li\u003e\n  \u003cli\u003eRapidly dissolves for fast availability in hydroponic and soil solutions.\u003c\/li\u003e\n  \u003cli\u003eOMRI listed for organic-compatible applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat systems and plants can I use this with?\u003c\/h3\u003e\n\u003cp\u003eThe product is formulated for flexibility: suitable for hydroponic setups (DWC, NFT, flood \u0026amp; drain), drip irrigation, soil, coco coir, tower gardens, and container collections. It’s safe for vegetables, fruits, flowers, and medicinal herbs when used according to recommended feeding practices.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHydroponics: DWC, NFT, flood \u0026amp; drain, and reservoirs.\u003c\/li\u003e\n  \u003cli\u003eSoil and container gardening, including raised beds and Earthbox systems.\u003c\/li\u003e\n  \u003cli\u003eIndoor houseplants, flowering ornamentals, vegetables, and herbs.\u003c\/li\u003e\n  \u003cli\u003eFoliar sprays or root drench applications as a supplement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use and store the Cz Garden Epsom Salt?\u003c\/h3\u003e\n\u003cp\u003eFollow the included 3-2-1 feeding schedule or your crop-specific nutrient plan; dissolve the appropriate dose in water before adding to a reservoir or applying to the root zone. The heavy-duty resealable pouch makes measuring and storage simple while protecting product quality between uses.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMix thoroughly until fully dissolved for even distribution in reservoirs.\u003c\/li\u003e\n  \u003cli\u003eUse as a supplement in weekly or as-needed feedings per crop requirements.\u003c\/li\u003e\n  \u003cli\u003eResealable packaging prevents moisture ingress and maintains purity.\u003c\/li\u003e\n  \u003cli\u003eManufactured in the USA to ensure consistent, greenhouse-grade quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this leave residues or harm irrigation equipment?\u003c\/h3\u003e\n\u003cp\u003eCz Garden Supply emphasizes greenhouse-grade, water-soluble magnesium sulfate to minimize problematic residues. Unlike some lower-grade salts, this product is formulated to dissolve cleanly and reduce buildup on emitter tips and pump components when used responsibly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-purity formula dissolves without oily or waxy films.\u003c\/li\u003e\n  \u003cli\u003eRegular reservoir maintenance and flushing limit any mineral buildup.\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard irrigation emitters and pumps when diluted properly.\u003c\/li\u003e\n  \u003cli\u003eFollow equipment manufacturer guidelines for concentration limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Cz Garden Magnesium Sulfate Epsom Salt is aimed at home gardeners, greenhouse growers, and hydroponic hobbyists who need a reliable magnesium and sulfur supplement. It suits organic growers seeking an OMRI-listed option, commercial growers wanting greenhouse-grade solubility, and anyone who prefers a resealable, made-in-USA fertilizer package to support greener leaves and steadier nutrient performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePremium water-soluble fertilizer with 10% magnesium and 13% sulfur.\u003c\/li\u003e\n  \u003cli\u003eOMRI listed and manufactured in the USA.\u003c\/li\u003e\n  \u003cli\u003eCompatible with hydroponics, soil, coco, and drip systems.\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty resealable pouch for easy pouring and storage.\u003c\/li\u003e\n  \u003cli\u003e321 feeding schedule guidance for flexible application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Cz Garden Magnesium Sulfate safe for hydroponics?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s a greenhouse-grade, water-soluble formula designed for DWC, NFT, flood \u0026amp; drain, and other hydroponic systems when mixed at recommended rates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I apply this Epsom salt to plants?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Follow the included 3-2-1 feeding schedule or apply as a supplemental magnesium source weekly to biweekly depending on crop needs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Cz Garden Supply","offers":[{"title":"Default Title","offer_id":56838880985428,"sku":"B0CXL2MPW2","price":119.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/cz-garden-epsom-salt-front-pouch.jpg?v=1787064059","url":"https:\/\/gardenluxe.co.uk\/products\/cz-garden-supply-magnesium-sulfate-epsom-salt-fertilizer-19-lb-water-soluble-magnesium-sulfur-for-hydroponics-and-gardens","provider":"Gardenluxe Uk","version":"1.0","type":"link"}