{"product_id":"plagron-hydro-nutrients","title":"Plagron Hydro A\u0026B Base Nutrient for Hydroponic Systems","description":"\u003ch2\u003eTotal Control Over EC and pH in Inert Media\u003c\/h2\u003e\u003cp\u003ePlagron Hydro A\u0026amp;B is a \u003cstrong\u003ehighly concentrated mineral base nutrition\u003c\/strong\u003e for the \u003cstrong\u003egrowth and flowering phases\u003c\/strong\u003e, with all trace elements in a \u003cstrong\u003equickly absorbable chelated form\u003c\/strong\u003e. \u003cstrong\u003eHydro A is rich in calcium\u003c\/strong\u003e, helping plants resist heat stress, while \u003cstrong\u003eHydro B contains magnesium\u003c\/strong\u003e to drive chlorophyll production. Together they make a complete feed for \u003cstrong\u003eall inert substrates\u003c\/strong\u003e, and because it does not \u003cstrong\u003ecrystallise in the nutrient tank\u003c\/strong\u003e you get clean dosing lines and predictable readings.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete EC and pH control\u003c\/strong\u003e - exact numbers to work to.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChelated trace elements\u003c\/strong\u003e - quickly absorbable, nothing locked out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium-rich A part\u003c\/strong\u003e - \u003cstrong\u003eCa 4.2%\u003c\/strong\u003e helps plants cope with heat stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnesium-rich B part\u003c\/strong\u003e - \u003cstrong\u003eMgO 1.4%\u003c\/strong\u003e supports chlorophyll and deep green growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo tank crystallisation\u003c\/strong\u003e - keeps dosing pumps, lines and drippers clear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHighly concentrated\u003c\/strong\u003e - a maximum of \u003cstrong\u003e2.5ml per litre\u003c\/strong\u003e makes it economical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll inert substrates\u003c\/strong\u003e - clay pebbles, rockwool or perlite.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCrystallised Tanks and Patchy Nutrient Uptake\u003c\/h3\u003e\u003cp\u003eAn inert medium has no buffer, so poor nutrient uptake shows as slow growth and weak roots within days. Add a base feed that crystallises in the reservoir and you get blocked drippers, drifting EC and plants at the end of the line quietly starving. Hydro A\u0026amp;B stays in solution and holds its EC, so every plant gets the same feed.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e shake well and add A and B to water separately, never together.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydro A dose:\u003c\/strong\u003e a maximum of \u003cstrong\u003e2.5ml per 1 litre\u003c\/strong\u003e of water, a \u003cstrong\u003e1:400\u003c\/strong\u003e dilution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydro B dose:\u003c\/strong\u003e use the \u003cstrong\u003esame quantity\u003c\/strong\u003e as Hydro A every time, a strict \u003cstrong\u003e1:1\u003c\/strong\u003e ratio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e use at every irrigation, through growth and flowering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e regulate to \u003cstrong\u003e5.5-6.5\u003c\/strong\u003e with a pH up or down adjuster.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC:\u003c\/strong\u003e set to suit the plant species and its growth or bloom stage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolution life:\u003c\/strong\u003e mixed solution keeps \u003cstrong\u003e4 days\u003c\/strong\u003e. Keep it circulating in a clean tank and monitor pH, as it slowly climbs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvoid organics:\u003c\/strong\u003e do not mix organic products in - they can spoil after just \u003cstrong\u003e48 hours\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Two-part concentrated mineral base nutrient\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStage:\u003c\/strong\u003e Growth and flowering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydro A:\u003c\/strong\u003e NPK 3-0-1, Ca 4.2%, MgO 0.4%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydro B:\u003c\/strong\u003e NPK 1-3-6, MgO 1.4%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMix Ratio:\u003c\/strong\u003e 1:1 Hydro A to Hydro B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Dose:\u003c\/strong\u003e 2.5ml per litre of water (1:400)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended pH:\u003c\/strong\u003e 5.5 to 6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrace Elements:\u003c\/strong\u003e Fully chelated for fast uptake\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable Media:\u003c\/strong\u003e All inert substrates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystems:\u003c\/strong\u003e Drain-to-waste and recirculating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMixed Solution Life:\u003c\/strong\u003e Up to 4 days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Plagron","offers":[{"title":"1 Litre","offer_id":53445764120842,"sku":null,"price":11.49,"currency_code":"GBP","in_stock":true},{"title":"5 Litre","offer_id":53445764153610,"sku":null,"price":53.49,"currency_code":"GBP","in_stock":true},{"title":"10 Litre","offer_id":53445764186378,"sku":null,"price":84.49,"currency_code":"GBP","in_stock":true},{"title":"20 Litre","offer_id":53445764219146,"sku":null,"price":147.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/plagron_hydro_group.jpg?v=1785325113","url":"https:\/\/hydrocropshop.co.uk\/products\/plagron-hydro-nutrients","provider":"Hydro Crop Shop","version":"1.0","type":"link"}