{"product_id":"ionic-hard-water-bloom","title":"Ionic Hard Water Bloom","description":"\u003cp\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e The one-part flowering feed, designed specifically for British hard water.\u003c\/p\u003e\u003cp\u003eIONIC Hard Water Bloom balances excess calcium before it locks out potassium and magnesium, with no heavy acid corrections pushing phosphate out of balance. It holds the tank near ideal levels for longer, meaning fewer water changes. The potassium to nitrogen ratio is set for flowering and yield.\u003c\/p\u003e\u003cp\u003eRun vegetative growth on \u003ca href=\"\/de-de\/products\/ionic-hard-water-grow\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eHard Water Grow\u003c\/a\u003e, then switch when flowering starts.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOne-part feed. No A and B mixing\u003c\/li\u003e\n\u003cli\u003eDesigned for British hard water\u003c\/li\u003e\n\u003cli\u003eBalances excess calcium before it locks out K and Mg\u003c\/li\u003e\n\u003cli\u003eFewer water changes, with the tank held near ideal for longer\u003c\/li\u003e\n\u003cli\u003eK to N ratio set for flowering and yield\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003e\n.hb-qff .hb-qff-row { display: grid; grid-template-columns: 140px 1fr; gap: 14px; align-items: baseline; margin: 0 0 10px; }\n.hb-qff .hb-qff-row:last-child { margin-bottom: 0; }\n.hb-qff dt, .hb-qff dd { margin: 0; }\n@media (max-width: 480px) {\n  .hb-qff .hb-qff-row { grid-template-columns: 1fr; gap: 3px; }\n}\n.hb-range-list { margin: 16px 0; border-top: 1px solid #ded6bf; }\n.hb-range-item { padding: 12px 4px; border-bottom: 1px solid #ded6bf; }\n.hb-range-item.hb-self { background: #f6f3ea; padding-left: 10px; padding-right: 10px; }\n.hb-range-name { font-size: 14.5px; font-weight: 700; color: #2f5f46; margin: 0 0 3px; }\n.hb-range-item.hb-self .hb-range-name { color: #262319; }\n.hb-range-does { font-size: 13.5px; line-height: 1.45; color: #262319; margin: 0 0 2px; }\n.hb-range-when { font-size: 12.5px; line-height: 1.4; color: #756f5c; margin: 0; }\n\u003c\/style\u003e\n\u003cdiv class=\"hb-qff\" style=\"background: #f1ede2; border: 1px solid #ded6bf; border-radius: 6px; padding: 18px 20px; margin: 16px 0 20px 0;\"\u003e\n\u003cdiv style=\"display: flex; align-items: center; justify-content: space-between; font-size: 10.5px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #2f5f46; margin: 0 0 14px; padding-bottom: 12px; border-bottom: 1px solid #ded6bf;\"\u003e\n\u003cspan\u003eQuick Feed Facts\u003c\/span\u003e\n\u003cspan style=\"color: #8a8570; font-weight: 500; letter-spacing: 0.06em;\"\u003eTHE HYDRO BROS\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdl style=\"margin: 0;\"\u003e\n\u003cdiv class=\"hb-qff-row\"\u003e\n\u003cdt style=\"font-size: 11px; font-weight: 600; color: #756f5c;\"\u003eDilution \/ Dose\u003c\/dt\u003e\n\u003cdd style=\"font-size: 13.5px; line-height: 1.5; color: #262319;\"\u003e6ml\/L tapering to 5ml\/L, joined by PK at 1ml\/L from week 8 — EC runs higher than standard Hydro Bloom.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-qff-row\"\u003e\n\u003cdt style=\"font-size: 11px; font-weight: 600; color: #756f5c;\"\u003eWhen To Use\u003c\/dt\u003e\n\u003cdd style=\"font-size: 13.5px; line-height: 1.5; color: #262319;\"\u003eWeeks 6–12; water-only flush in week 13 (hard\/tap water)\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-qff-row\"\u003e\n\u003cdt style=\"font-size: 11px; font-weight: 600; color: #756f5c;\"\u003eSubstrate Fit\u003c\/dt\u003e\n\u003cdd style=\"font-size: 13.5px; line-height: 1.5; color: #262319;\"\u003eBuilt specifically for hard water. IONIC doses differently by medium — Soil, Hydro, Hard Water and Coco each have their own schedule, so don't cross them over.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-qff-row\"\u003e\n\u003cdt style=\"font-size: 11px; font-weight: 600; color: #756f5c;\"\u003eGrower Notes\u003c\/dt\u003e\n\u003cdd style=\"font-size: 13.5px; line-height: 1.5; color: #262319;\"\u003eBalances excess calcium before it locks out potassium and magnesium — built for British tap water. On soft or RO water, use \u003ca href=\"\/de-de\/products\/ionic-hydro-bloom\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eHydro Bloom\u003c\/a\u003e instead. Add \u003ca href=\"\/de-de\/products\/ionic-pk\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003ePK\u003c\/a\u003e from week 8, and run \u003ca href=\"\/de-de\/products\/ionic-flower-boost\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eFlower Boost\u003c\/a\u003e weeks 5–9.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\u003ch3\u003eGood practice\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdd products one at a time, stirring between each. Never mix concentrates neat.\u003c\/li\u003e\n\u003cli\u003eKeep the tank covered — light in stored solution eventually means algae.\u003c\/li\u003e\n\u003cli\u003eOn soft or RO water? Use the standard IONIC Hydro range and its own schedule instead.\u003c\/li\u003e\n\u003cli\u003eUse IONIC Tonic only where there is a recognised need: 0.5ml per litre for one week.\u003c\/li\u003e\n\u003cli\u003eMeasure every dose — eyeballing is where most feed problems start.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eThe Ionic Range\u003c\/h2\u003e\n\u003cp\u003eIONIC is one system, twelve products — a dedicated Grow and Bloom feed for each growing medium, plus four boosters used across all of them. Here's the full range:\u003c\/p\u003e\n\u003cdiv class=\"hb-range-list\"\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-soil-grow\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eSoil Grow\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eVegetative base feed for soil\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 1–5 of the grow cycle (soil)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-soil-bloom\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eSoil Bloom\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eFlowering base feed for soil\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 6–12; water-only flush in week 13 (soil)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-hydro-grow\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eHydro Grow\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eVegetative base feed for hydro on soft\/RO water\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 1–5 of the grow cycle (soft\/RO water)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-hydro-bloom\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eHydro Bloom\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eFlowering base feed for hydro on soft\/RO water\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 6–12; water-only flush in week 13 (soft\/RO water)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-hard-water-grow\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eHard Water Grow\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eVegetative base feed for hydro on hard\/tap water\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 1–5 of the grow cycle (hard\/tap water)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item hb-self\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003eHard Water Bloom\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eFlowering base feed for hydro on hard\/tap water\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 6–12; water-only flush in week 13 (hard\/tap water)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-coco-grow\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eCoco Grow\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eVegetative base feed for coco coir\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 1–5 of the grow cycle (coco coir)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-coco-bloom\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eCoco Bloom\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eFlowering base feed for coco coir\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 6–13; light feed continues right through to harvest (coco coir)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-tonic\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eTonic\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eCalcium \u0026amp; magnesium top-up that corrects deficiency\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 6–10 in soil\/hydro; weeks 3–10 in coco; hard water only if a deficiency shows\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-pk\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003ePK\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003ePhosphorus \u0026amp; potassium flowering booster\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 8–12, the heaviest-demand flowering weeks\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-root-boost\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eRoot Boost\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003e100% organic root stimulant\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003ePropagation through early vegetative growth (weeks 1–4; weeks 1–2 in coco)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hb-range-item\"\u003e\n\u003cdiv class=\"hb-range-name\"\u003e\u003ca href=\"\/de-de\/products\/ionic-flower-boost\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eFlower Boost\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"hb-range-does\"\u003eBloom stimulant for yield and flavour\u003c\/div\u003e\n\u003cdiv class=\"hb-range-when\"\u003eWeeks 5–9, every week from first flower to mid-bloom\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch2\u003eFAQs\u003c\/h2\u003e\u003cdetails\u003e\u003csummary\u003eWhat follows Hard Water Grow?\u003c\/summary\u003e\u003cp\u003eHard Water Bloom, from week 6 — see \u003ca href=\"\/de-de\/products\/ionic-hard-water-grow\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eHard Water Grow\u003c\/a\u003e.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs this suitable for soft or RO water?\u003c\/summary\u003e\u003cp\u003eNo, use \u003ca href=\"\/de-de\/products\/ionic-hydro-bloom\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003eHydro Bloom\u003c\/a\u003e instead — the EC targets and buffering here are built for hard water specifically.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDo I need PK Boost too?\u003c\/summary\u003e\u003cp\u003eYes — add \u003ca href=\"\/de-de\/products\/ionic-pk\" style=\"color:#2f5f46;font-weight:600;text-decoration:underline;\"\u003ePK\u003c\/a\u003e from week 8 through week 12.\u003c\/p\u003e\u003c\/details\u003e","brand":"IONIC NUTRIENTS","offers":[{"title":"1L","offer_id":57610559357301,"sku":"13885","price":17.95,"currency_code":"EUR","in_stock":true},{"title":"5L","offer_id":57610559390069,"sku":"13886","price":46.95,"currency_code":"EUR","in_stock":true},{"title":"20L","offer_id":57610559422837,"sku":"13887","price":108.95,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/www.thehydrobros.com\/de-de\/products\/ionic-hard-water-bloom","provider":"The Hydro Bros","version":"1.0","type":"link"}