{"product_id":"vitalink-hydro-max-bloom-hard-water","title":"VitaLink Hydro MAX Bloom HW A\u0026B – Hydroponic Base Nutrient","description":"\u003ch2\u003eA two-part hydro base for flowering and fruiting, built for hard-water areas\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eVitaLink Hydro MAX Bloom Hard Water\u003c\/strong\u003e is the \u003cstrong\u003eflowering half\u003c\/strong\u003e of VitaLink's two-part hydroponic base nutrient, formulated for growers whose tap water is naturally hard. Part A and Part B together carry the complete \u003cstrong\u003emacro and micronutrient\u003c\/strong\u003e balance from flower initiation through to the final week, with \u003cstrong\u003efulvic acid and chelated micronutrients\u003c\/strong\u003e - iron chelated with \u003cstrong\u003eEDDHA\u003c\/strong\u003e so it stays available across the whole pH range - to keep uptake high when demand peaks. Its stability suits \u003cstrong\u003erecirculating and run-to-waste\u003c\/strong\u003e systems alike, and it will not taint the flavour of herbs, salad, fruit or vegetables. It takes over from \u003cstrong\u003eHydro MAX Grow\u003c\/strong\u003e when flowers first show.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlowering formulation\u003c\/strong\u003e - the balance shifts toward phosphorus and potassium for flower set, fruit fill and ripening\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard water version\u003c\/strong\u003e - matched to supplies reading \u003cstrong\u003eEC 0.6-0.8\u003c\/strong\u003e, so the reservoir is not overloaded with calcium and magnesium the tap already carries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFulvic acid and chelated micronutrients\u003c\/strong\u003e for uptake through the heaviest weeks of demand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEDDHA-chelated iron\u003c\/strong\u003e that stays available as pH drifts late in flower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable in every system\u003c\/strong\u003e - DWC, NFT, aeroponics, flood and drain, drip and run-to-waste, in clay pebbles, perlite, rockwool or mapito\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean mineral formula\u003c\/strong\u003e that keeps drippers and lines clear through an eight-week bloom\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSmall flowers, poor fruit set and pH creep on hard water\u003c\/h3\u003e\n\u003cp\u003eHard tap water already holds a lot of calcium and magnesium. Feed it a soft-water bloom nutrient and the extra minerals push the solution alkaline and lock away the phosphorus and potassium that \u003cstrong\u003eflower size and fruit set\u003c\/strong\u003e depend on. The Hard Water Bloom is balanced for that starting point, so the \u003cstrong\u003epH holds steadier\u003c\/strong\u003e through flowering and the P and K reach the plant when it needs them most.\u003c\/p\u003e\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck your water first:\u003c\/strong\u003e at EC 0.6-0.8 use this Hard Water version; at 0.4-0.5 either version works; below 0.4 use the Soft Water version.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShake both bottles\u003c\/strong\u003e, fill the reservoir, add \u003cstrong\u003ePart A\u003c\/strong\u003e and mix, then \u003cstrong\u003ePart B\u003c\/strong\u003e and mix. Never combine A and B undiluted, and always use equal amounts of each.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlower initiation, weeks 1-2:\u003c\/strong\u003e 3-4 ml\/L of each part, total EC 1.4-2.3.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlowers increasing to peak, weeks 3-7:\u003c\/strong\u003e 3-4 ml\/L of each, total EC 1.6-2.4.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeek 8:\u003c\/strong\u003e plain water only at pH 5.5.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH 5.8-6.5\u003c\/strong\u003e throughout; VitaLink pair it with Turbo+ at 0.5-1 ml\/L and Buddy PK from week 2.\u003c\/li\u003e\n\u003c\/ul\u003e\n\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 hydroponic base nutrient, Part A and Part B, flowering stage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater type:\u003c\/strong\u003e hard water (EC 0.6-0.8)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDose:\u003c\/strong\u003e 3-4 ml\/L of each part; equal amounts of A and B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH range:\u003c\/strong\u003e 5.8-6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystems:\u003c\/strong\u003e all recirculating and run-to-waste hydroponics; clay pebbles, perlite, rockwool, mapito\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChelation:\u003c\/strong\u003e EDDHA-chelated iron, fulvic acid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e VitaLink, a HydroGarden brand, UK\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hcs-dosing\" style=\"margin:32px 0 0;border:1px solid #e6e6e6;border-radius:12px;overflow:hidden;font-family:Montserrat,-apple-system,'Segoe UI',sans-serif;\"\u003e\n\u003cdiv style=\"background:#101010;padding:16px 20px;border-bottom:3px solid #efc04c;\"\u003e\n\u003cdiv style=\"color:#ffffff;font-size:17px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;\"\u003eFeed Chart\u003c\/div\u003e\n\u003cdiv style=\"margin-top:6px;color:#b8b8b8;font-size:12px;line-height:1.5;\"\u003eVitaLink Hydro MAX Bloom Hard Water · flowering phase, 12 hours of light\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;color:#2b2b2b;background:#fff;\"\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003cth style=\"text-align:left;padding:10px 20px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;\"\u003eStage\u003c\/th\u003e\n\u003cth style=\"text-align:right;padding:10px 14px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;white-space:nowrap;\"\u003eA and B, each per 1 L\u003c\/th\u003e\n\u003cth style=\"text-align:right;padding:10px 20px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6b6b6b;font-weight:600;white-space:nowrap;\"\u003eTotal EC\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eWeeks 1–2 — flower initiation\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e3–4 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e1.4–2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fcfaf4;\"\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eWeeks 3–4 — flowers increasing\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e3–4 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e1.6–2.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eWeek 5 — peak flowering\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e3–4 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e1.6–2.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fcfaf4;\"\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eWeeks 6–7 — final flowering\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003e3–4 ml\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e1.6–2.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;\"\u003eWeek 8 — flush\u003c\/td\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;font-weight:600;\"\u003ewater only, pH 5.5\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border-top:1px solid #ededed;text-align:right;white-space:nowrap;color:#6b6b6b;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background:#101010;padding:12px 20px;font-size:12px;color:#b8b8b8;line-height:1.6;\"\u003e\n\u003cspan style=\"color:#efc04c;font-weight:600;\"\u003eNote\u003c\/span\u003e — VitaLink's own chart. EC figures assume a background EC of zero, so add your tap water's EC. Always use equal amounts of Part A and Part B; add A, mix, then B, mix. pH 5.8–6.5. Hard Water formulation: VitaLink recommend it where your water reads EC 0.6–0.8; at 0.4–0.5 either version works.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VitaLink","offers":[{"title":"1L","offer_id":53618394235146,"sku":"NUT-VITA-015-01","price":11.49,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":53618394956042,"sku":"NUT-VITA-015-02","price":30.99,"currency_code":"GBP","in_stock":true},{"title":"10L","offer_id":53618394988810,"sku":"NUT-VITA-015-03","price":43.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/vitalink-hydro-max-bloom-hw-5l-1.jpg?v=1788349559","url":"https:\/\/hydrocropshop.co.uk\/products\/vitalink-hydro-max-bloom-hard-water","provider":"Hydro Crop Shop","version":"1.0","type":"link"}