{"product_id":"athena-nutrients-blended-line-camg","title":"Athena Nutrients Blended Line - CaMg","description":"\u003csection class=\"gh-product-listing\"\u003e\n\u003ch2\u003eAthena Nutrients Blended Line - CaMg — Professional-Grade Calcium Magnesium Supplement\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Growers using RO water, inert media, or high-performance systems who need clean, clogging-free calcium and magnesium supplementation\u003c\/p\u003e\n\u003cdiv class=\"gh-our-thoughts\" role=\"note\" aria-label=\"Our thoughts\"\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOur thoughts\u003c\/strong\u003e\u003cbr\u003eThis is a proper professional-grade cal-mag that doesn't muck about. Fully soluble, no sediment, works seamlessly with the Athena Blended Line, and designed for growers who run automated systems or want precision nutrient control. One we recommend for serious indoor growers who need reliability without compromise.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eAthena CaMg is a \u003cstrong\u003eliquid calcium and magnesium supplement\u003c\/strong\u003e formulated to address deficiencies and support peak performance in demanding growing conditions. Designed as part of the \u003cstrong\u003eAthena Blended Line system\u003c\/strong\u003e, it works alongside Grow A\u0026amp;B or Bloom A\u0026amp;B to provide flexible, variable EC feeding — giving you precise control over nutrient ratios when crops need an extra boost. Unlike conventional cal-mag products, this is 100% soluble with zero sediment, making it ideal for automated irrigation systems where clogging isn't an option.\u003c\/p\u003e\n\u003ch3\u003eHow it compares\u003c\/h3\u003e\n\u003cp\u003eAthena CaMg sits at the \u003cstrong\u003eprofessional end of the calcium magnesium market\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully soluble formula\u003c\/strong\u003e — won't clog venturis, dosers, or peristaltic pumps in Dosatron, Netaflex, or similar fertigation systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular design\u003c\/strong\u003e — separates cal-mag from your base feed, allowing variable EC feeding and true fertiliser precision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean delivery\u003c\/strong\u003e — no organic material or sediment, just what you need with zero system risk\u003c\/li\u003e\n\u003cli\u003eHigher cost than budget brands, but engineered for commercial-grade consistency and automation compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn practical terms: if you're running an automated system, growing in coco or rockwool with RO water, or need the flexibility to push calcium and magnesium independently from your base nutrients, this is the right choice. Budget alternatives may work, but they don't offer the same system security or nutrient precision.\u003c\/p\u003e\n\u003ch3\u003eUsage guidance\u003c\/h3\u003e\n\u003cp\u003eAthena CaMg is designed to supplement your base Athena feed at any stage of the growing cycle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandard dosing (all media types)\u003c\/strong\u003e\u003cbr\u003eAdd 0.5–0.8 mL per litre of water during all growth phases, or 2–10 mL per gallon as needed. Start at the lower end and adjust based on visual plant response and EC readings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRO water systems\u003c\/strong\u003e\u003cbr\u003eEssential in RO setups where calcium and magnesium are stripped from water entirely. Use this to rebuild baseline Ca\/Mg before layering your base nutrients on top.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCoco and rockwool growers\u003c\/strong\u003e\u003cbr\u003eCoco binds calcium and magnesium, making them less available to roots. RO water removes them entirely. This supplement restores what the medium and water can't provide.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVariable EC feeding (advanced)**\u003cbr\u003eThe real power of Athena Blended Line is flexibility. You can increase CaMg independently from your base feed during peak demand phases — stretch, early bloom, heavy fruit load. Separate the cal-mag from your A\u0026amp;B bottles and adjust to crop needs, not a fixed ratio.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAutomated systems\u003c\/strong\u003e\u003cbr\u003eFully compatible with peristaltic dosers and venturi injectors. Mix into your tank or dose separately — the lack of sediment means zero risk of line blockage or emitter clogging.\u003c\/p\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNPK:\u003c\/strong\u003e 2-0-0 (Nitrogen 2%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium content:\u003c\/strong\u003e Approximately 2%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnesium content:\u003c\/strong\u003e 1.1% (water soluble)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIron:\u003c\/strong\u003e Included for supporting chlorophyll production and photosynthesis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e 100% water-soluble liquid, pH-stable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSediment:\u003c\/strong\u003e None — fully dissolved mineral formula\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable sizes:\u003c\/strong\u003e 32 oz, 1 Gallon, 5 Gallon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Works with Athena Blended Line Grow A\u0026amp;B and Bloom A\u0026amp;B; system-agnostic for other base nutrients\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication rate:\u003c\/strong\u003e 0.5–0.8 mL per litre or 2–10 mL per gallon of water\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial and semi-commercial growers running automated fertigation systems\u003c\/li\u003e\n\u003cli\u003eRO water users who need to rebuild calcium and magnesium stripped from their water supply\u003c\/li\u003e\n\u003cli\u003eCoco and rockwool growers where media or water chemistry demands supplemental Ca\/Mg\u003c\/li\u003e\n\u003cli\u003eGrowers using the full Athena Blended Line ecosystem who want variable EC feeding flexibility\u003c\/li\u003e\n\u003cli\u003eAnyone running high-performance LED systems where calcium and magnesium demand increases beyond base nutrient provision\u003c\/li\u003e\n\u003cli\u003eSerious indoor cultivators who prioritise system reliability and won't accept clogging risk in automated lines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOur take\u003c\/h3\u003e\n\u003cp\u003eThis is a professional-grade calcium and magnesium supplement designed by growers who understand automated systems and can't afford downtime. It's clean, precise, and built to work seamlessly within the Athena system without the clogging headaches that plague cheaper alternatives.\u003c\/p\u003e\n\u003cp\u003eIf you're running RO water, growing in inert media, or using any form of automated fertigation, Athena CaMg removes the guesswork and system risk. Worth picking up while stock lasts — proper kit engineered for reliability.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"ATHENA","offers":[{"title":"0.94 Litres","offer_id":47916111855786,"sku":"710427","price":17.99,"currency_code":"GBP","in_stock":false},{"title":"3.78 Litre","offer_id":47916111888554,"sku":"710428","price":41.99,"currency_code":"GBP","in_stock":true},{"title":"18.92 Litre","offer_id":47916111921322,"sku":"710429","price":199.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/5540\/5400\/files\/AthenaBlendedCaMgGroupImage.jpg?v=1769187770","url":"https:\/\/growershouse.co.uk\/products\/athena-nutrients-blended-line-camg","provider":"Growers House ","version":"1.0","type":"link"}