{"title":"pH Down","description":"\u003cp\u003e\u003cstrong\u003epH Down\u003c\/strong\u003e lowers the pH of your nutrient solution into the range where roots can actually absorb what you have fed them. Most UK tap water sits around pH 7.5, and most feeds want 5.8-6.2 – so for anyone growing in coco or hydro this is not optional.\u003c\/p\u003e\n\u003ch2\u003eWhy it matters more than another additive\u003c\/h2\u003e\n\u003cp\u003eNutrient uptake is pH dependent. Outside the right band, elements are chemically present but locked out, and the plant shows a textbook deficiency while sitting in a full-strength feed. Adding more nutrient at that point makes it worse. Correcting pH is free by comparison.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMedium\u003c\/th\u003e\n\u003cth\u003eTarget pH\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHydroponics \/ rockwool\u003c\/td\u003e\n\u003ctd\u003e5.5 - 5.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoco\u003c\/td\u003e\n\u003ctd\u003e5.8 - 6.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoil\u003c\/td\u003e\n\u003ctd\u003e6.0 - 6.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eUsing it safely\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlways add nutrients first, then pH.\u003c\/strong\u003e Feed changes pH, so adjusting beforehand is wasted effort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA little at a time.\u003c\/strong\u003e Concentrated pH Down moves a reservoir fast. Add a millilitre, stir, wait, measure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNever neat onto roots\u003c\/strong\u003e, and never mixed directly with pH Up or silica concentrates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWear gloves.\u003c\/strong\u003e Professional strength is a strong acid.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePhosphoric acid is the standard and adds a small amount of phosphorus. Nitric acid versions are used where you do not want extra P late in flower.\u003c\/p\u003e\n\u003cp\u003eYou need a meter to use this at all – see \u003ca href=\"\/de\/collections\/ph-ec\"\u003epH and EC management\u003c\/a\u003e. Also stocked: \u003ca href=\"\/de\/collections\/ph-up\"\u003epH Up\u003c\/a\u003e for correcting the other way.\u003c\/p\u003e\n\u003ch2\u003eWhy buy pH Down from The Hydro Bros?\u003c\/h2\u003e\n\u003cp\u003eWe are a hydroponics shop in Croydon and we know what the local tap water does to a feed. Discreet UK and European delivery, and \u003ca rel=\"noopener\" href=\"https:\/\/uk.trustpilot.com\/review\/thehydrobros.com\" target=\"_blank\"\u003eexcellent customer reviews on Trustpilot\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"athena-blended-balance","title":"Athena Gemischtes Gleichgewicht","description":"\u003cp\u003eAthena Balance ist eine einfache Formel aus Kaliumsilikat, die speziell konzentriert ist, um Bewässerungswasser zu puffern und auf einen idealen pH-Wert zu stabilisieren. Silikon fördert zudem das Pflanzenwachstum, die Stammstruktur, die Stressreduktion, den Wasserverbrauch (Osmoregulation) und die Nährstoffverwertung.\u003c\/p\u003e\u003cp\u003eSie können den \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/Blended_Feed_Schedule_Metric.pdf?v=1705096388\"\u003eAthena Blended Line Düngungsplan\u003c\/a\u003e sowie weitere zugehörige \u003ca href=\"https:\/\/www.thehydrobros.com\/blogs\/grow-tips-indoor-hydroponics\/athena-ipm-and-pro-line-procedures\"\u003eAthena Verfahren\u003c\/a\u003e hier einsehen. \u003cbr\u003e\u003cbr\u003eKommerzielle Züchter erzielen bessere Ergebnisse, insbesondere bei Umkehrosmosewasser (RO-Wasser), wenn sie zuerst mit Athena Balance puffern. Reines RO-Wasser hat eine instabile chemische Struktur, die andere Nährstoffe binden kann, wenn es ohne Puffer hinzugefügt wird. Athena Balance fügt dem Wasser genau die richtige Menge hinzu, um eine homogenere Düngelösung zu erzeugen und den Bedarf an pH-Anpassungen nach dem Mischen zu verringern.\u003c\/p\u003e\u003cp\u003eDie Formel ist sedimentfrei und mit mechanischen Dosiersystemen (Dosatron) kompatibel. Athena Balance wird für elektronische Dosiersysteme (Netafim) nicht empfohlen.\u003c\/p\u003e\u003cp\u003eFür alle, die eine PPFD-Referenz suchen und ein \u003ca href=\"https:\/\/www.thehydrobros.com\/products\/apogee-mq-500-par-meter\"\u003eApogee-Messgerät\u003c\/a\u003e besitzen: schauen Sie sich den \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/Luxx_Lighting_-_645_LED_Manual.jpg?v=1643032589\"\u003eAnbauleitfaden von Poetry of Plants\u003c\/a\u003e an\u003c\/p\u003e","brand":"ATHENA","offers":[{"title":"32oz \/ 0.9L","offer_id":39634650300600,"sku":"163","price":16.2,"currency_code":"GBP","in_stock":true},{"title":"1 Gallon \/ 3.78L","offer_id":39634650333368,"sku":"164","price":38.0,"currency_code":"GBP","in_stock":true},{"title":"5 Gallon \/ 18.9L","offer_id":39634650366136,"sku":"165","price":166.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/athena-nutrients-athena-blended-balance-the-hydro-bros-1254940303.webp?v=1787651354"},{"product_id":"biobizz-ph-down","title":"Biobizz pH Down","description":"\u003cp\u003eBiobizz Bio-pH- ist eine wässrige Lösung aus Zitronensäure, die natürlicherweise in verschiedenen Zitrusfrüchten wie Zitronen vorkommt\u003c\/p\u003e\u003cp\u003eEine natürliche pH-Korrektur ist essenziell, damit Pflanzen die größtmögliche Menge an Nährstoffen aufnehmen können. Die natürliche Formulierung von Bio-pH- ermöglicht eine schnelle Anpassung des pH-Werts für jedes Substrat und jede Kulturpflanzenart, ohne das Bodenmikrobenleben zu schädigen.\u003c\/p\u003e\u003cp\u003eEs wurde entwickelt, um perfekt mit den Biobizz-Nährstoffen zu harmonieren und lässt sich bei jeder Gießung verwenden.\u003c\/p\u003e\u003cp\u003eEs eignet sich sowohl für die Wachstums- als auch für die Blütephase.\u003c\/p\u003e","brand":"BIOBIZZ","offers":[{"title":"250ml","offer_id":55393925923189,"sku":"11610","price":4.49,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":39650396078264,"sku":"359","price":8.5,"currency_code":"GBP","in_stock":true},{"title":"1L","offer_id":39650396111032,"sku":"360","price":13.49,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":39650396143800,"sku":"358","price":62.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/biobizz-nutrient-mangement-biobizz-ph-down-the-hydro-bros-1254945867.jpg?v=1787650636"},{"product_id":"growth-technology-ph-down-81","title":"Growth Technology pH-Wert Senker","description":"\u003cp\u003e\u003cstrong\u003eGrowth Technology pH Down \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHalten Sie den pH-Wert Ihrer Nährstofflösung im Griff.\u003c\/strong\u003e Growth Technology pH Down ist eine \u003cstrong\u003e phosphorsäurehaltige Lösung\u003c\/strong\u003e, die zuverlässig dazu dient, den pH-Wert von Nährstofflösungen bei Hydroponik, Kokos und Erde zu senken. Mit \u003cstrong\u003elebensmittelqualitätskonformer Phosphorsäure\u003c\/strong\u003e hergestellt, ist sie die vertrauenswürdige Lösung, um übermäßig alkalische Nährstoffansätze in den optimalen Bereich für die Nährstoffaufnahme zu bringen.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarum pH Down verwenden?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSichert die Nährstoffaufnahme:\u003c\/strong\u003e Hält Ihre Lösung im optimalen Bereich für die Aufnahme und das Pflanzenwachstum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVielseitig einsetzbar:\u003c\/strong\u003e Funktioniert bei Hydroponik, Kokosfaser und erdgebasierten Kulturen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLebensmittelqualitätskonforme Phosphorsäure:\u003c\/strong\u003e Premiumqualitätsformulierung, die bei korrekter Anwendung für essbare Kulturen sicher ist.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAnwendung\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eBereiten Sie Ihre Nährstofflösung wie gewohnt zu und messen Sie den aktuellen pH-Wert.\u003c\/li\u003e\n\u003cli\u003eFügen Sie \u003cstrong\u003epH Down allmählich\u003c\/strong\u003e (ein paar Tropfen oder ml je nach Tankgröße) hinzu und rühren Sie gründlich um.\u003c\/li\u003e\n\u003cli\u003eMessen Sie den pH-Wert nach jeder Zugabe erneut, bis der gewünschte Zielwert erreicht ist.\u003c\/li\u003e\n\u003cli\u003eÜbliche Zielbereiche: \u003cstrong\u003e5,5–6,5 bei Hydroponik\/Kokos\u003c\/strong\u003e, \u003cstrong\u003e6,0–7,0 bei Erde\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eTipp: Dosieren Sie immer langsam. Es ist einfacher, mehr hinzuzufügen, als eine zu starke Senkung des pH-Werts korrigieren zu müssen.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSicherheit und Handhabung\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eObwohl nicht extrem gefährlich, ist pH Down dennoch eine \u003cstrong\u003estarke Säure\u003c\/strong\u003e – behandeln Sie sie mit Vorsicht.\u003c\/li\u003e\n\u003cli\u003eTragen Sie Handschuhe und Augenschutz bei der Handhabung der konzentrierten Lösung.\u003c\/li\u003e\n\u003cli\u003eVermeiden Sie den Kontakt mit Haut oder Augen. Bei Kontakt spülen Sie umgehend mit Wasser.\u003c\/li\u003e\n\u003cli\u003eLagern Sie sie aufrecht an einem kühlen, trockenen Ort, fernab von Kindern und Haustieren.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMischen Sie niemals direkt mit pH Up.\u003c\/strong\u003e Fügen Sie die Produkte getrennt zu Ihrer Lösung hinzu.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAuf einen Blick\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProdukt\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGrowth Technology pH Down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTyp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003epH-Wert-Senker (Alkalitätsminderer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWirkstoff\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePhosphoric Acid (H\u003csub\u003e3\u003c\/sub\u003ePO\u003csub\u003e4\u003c\/sub\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eZusammensetzung\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLebensmittelqualitäts Säurelösung\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVerwendbar bei\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHydroponik, Kokos, Erde\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eErhalten Sie eine präzise pH-Kontrolle mit Growth Technology pH Down – der Premiumlösung für gesundes, ausgewogenes Wachstum.\u003c\/strong\u003e\u003c\/p\u003e","brand":"GROWTH TECHNOLOGY","offers":[{"title":"250ml","offer_id":40391915929784,"sku":"4912","price":7.0,"currency_code":"GBP","in_stock":true},{"title":"1 Litre","offer_id":39635090112696,"sku":"2991","price":15.0,"currency_code":"GBP","in_stock":true},{"title":"5 Litre","offer_id":39635090145464,"sku":"2992","price":65.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/growth-technology-nutrient-mangement-growth-technology-ph-down-81-phosphoric-acid-the-hydro-bros-1254944842.webp?v=1787541614"},{"product_id":"phlo-ph-down","title":"PHLO pH Down+","description":"\u003ch3\u003eHydroponic Research PHLO pH Down+ – Cleanse, Maintain \u0026amp; Balance Your Reservoir\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSimplify hydroponic water management with PHLO pH Down+.\u003c\/strong\u003e This innovative treatment does more than just adjust pH – it \u003cstrong\u003ecleanses your hydroponic system, balances pH, and conditions your water\u003c\/strong\u003e in one convenient product. Made with a powerful yet gentle formula, PHLO ensures your system stays in top condition without introducing harsh chemicals or unwanted minerals.\u003c\/p\u003e\n\n\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\u003c\/style\u003e\n\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;\"\u003eAdd in small increments to your mixed nutrient solution and retest — this is a concentrated formula, so a little goes a long way.\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;\"\u003eBefore adding nutrients, as part of your regular reservoir prep and top-offs.\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;\"\u003eAny recirculating hydroponic reservoir that needs pH correction and water conditioning.\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;\"\u003eA non-hypochlorous acid blend of citric acid, triterpenoid saponins and limonene — cleanses and buffers in one step with no added chlorine. Pair with \u003ca href=\"\/de\/products\/veg-bloom-basik-ph-up\" style=\"color: #2f5f46; font-weight: 600; text-decoration: underline;\"\u003eBasik pH Up\u003c\/a\u003e for the other direction when your source water swings acidic.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003ch4\u003eWhy Choose PHLO pH Down+?\u003c\/h4\u003e\n\u003cp\u003eDesigned for precision and performance, PHLO is a non-hypochlorous acid solution that keeps your reservoir \u003cstrong\u003echlorine-free\u003c\/strong\u003e while effectively cleaning and buffering your system. It’s the ideal choice for maintaining the integrity of your recirculated water and creating the perfect environment for plant growth.\u003c\/p\u003e\n\u003ch4\u003eKey Features:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecirculated Water Treatment\u003c\/strong\u003e: Keeps your hydroponic water fresh and clean.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean \u0026amp; Buffer\u003c\/strong\u003e: Adjusts pH while cleansing your system in one step.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGentle, Chemical-Free Formula\u003c\/strong\u003e: Contains citric acid, triterpenoid saponins, and limonene.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChlorine-Free System Maintenance\u003c\/strong\u003e: No harsh chemicals or unwanted additives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in California\u003c\/strong\u003e: High-quality formulation from trusted hydroponic experts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConvenient Size\u003c\/strong\u003e: 1 L bottle (.246 gal) for easy application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHow to Use:\u003c\/h4\u003e\n\u003cp\u003eApply PHLO \u003cstrong\u003ebefore adding nutrients\u003c\/strong\u003e to your water reservoir to maintain an optimal pH range and cleanse your system effectively.\u003c\/p\u003e\n\u003ch4\u003eReady for a cleaner, healthier hydroponic setup?\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eTry Hydroponic Research PHLO pH Down+ today – the all-in-one solution for pristine water management!\u003c\/strong\u003e\u003c\/p\u003e","brand":"HYDROPONIC RESEARCH","offers":[{"title":"1L","offer_id":43477259092183,"sku":"7306","price":19.99,"currency_code":"GBP","in_stock":true},{"title":"1 Gallon","offer_id":43477259124951,"sku":"7307","price":58.0,"currency_code":"GBP","in_stock":false},{"title":"2.5 Gallon","offer_id":43477259157719,"sku":"7308","price":128.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/hydroponic-research-nutrients-phlo-ph-down-the-hydro-bros-1254941611.png?v=1787304553"},{"product_id":"dutch-pro-ph-down-bloom","title":"Dutch Pro PH Down Bloom","description":"\u003cp\u003eDutch Pro pH Down Bloom is a concentrated pH adjustment solution designed to help maintain the correct acidity level in nutrient solutions used for indoor and hydroponic gardening.\u003c\/p\u003e\n\n\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\u003c\/style\u003e\n\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;\"\u003eNo fixed per-litre rate — add gradually, testing pH after each addition, until you reach target.\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;\"\u003eLater-stage \/ bloom nutrient adjustment — this is the phosphorus-based pH Down.\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;\"\u003e\n\u003cstrong\u003eSoil, coco \u0026amp; hydroponic\u003c\/strong\u003e systems.\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;\"\u003eTarget pH 5.5–6.5. Always adjust pH after nutrients are already in solution — never add concentrated products directly together. For early-stage adjustment, use pH Down Grow instead.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eMaintaining the correct pH range is essential for effective nutrient availability, and pH Down Bloom allows growers to fine tune their feed solution with precision and control. This formulation is commonly used during later plant development phases and provides an additional source of phosphorus to support balanced nutrition.\u003c\/p\u003e\n\n\u003cp\u003eThe formula is highly concentrated, meaning only small adjustments are required to achieve the desired pH range. Dutch Pro pH Down Bloom is suitable for use in soil, coco and hydroponic systems and integrates easily into any feeding routine.\u003c\/p\u003e\n\n\u003cp\u003eFor early development stages, an alternative formulation may be preferred, while pH Down Bloom is ideal when phosphorus based adjustment is required as part of a complete nutrient programme.\u003c\/p\u003e\n\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eConcentrated pH adjustment solution for nutrient mixes\u003c\/li\u003e\n\u003cli\u003eDesigned for controlled environment and hydroponic gardening\u003c\/li\u003e\n\u003cli\u003eHelps maintain optimal nutrient solution balance\u003c\/li\u003e\n\u003cli\u003eProvides a phosphorus based pH correction option\u003c\/li\u003e\n\u003cli\u003eSuitable for soil, coco and hydroponic systems\u003c\/li\u003e\n\u003cli\u003eTrusted Dutch Pro formulation used by growers worldwide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHOW TO USE\u003c\/h3\u003e\n\n\u003cp\u003eDutch Pro pH Down Bloom should be added to your nutrient solution gradually, mixing thoroughly and testing the pH after each adjustment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRecommended pH Range:\u003c\/strong\u003e 5.5 to 6.5\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eApplication Guidance:\u003c\/strong\u003e Add small amounts at a time, allowing the solution to stabilise before retesting and making further adjustments if required.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always adjust pH after nutrients have been added to the solution and never add concentrated products directly together.\u003c\/p\u003e","brand":"DUTCH PRO","offers":[{"title":"1L","offer_id":44649144287447,"sku":"10072","price":11.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":44649144320215,"sku":"10073","price":38.0,"currency_code":"GBP","in_stock":true},{"title":"10L","offer_id":44649144352983,"sku":"10074","price":61.0,"currency_code":"GBP","in_stock":true},{"title":"20L","offer_id":44649144385751,"sku":"10075","price":111.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/dutch-pro-nutrient-mangement-dutch-pro-ph-down-bloom-ph-adjustment-solution-for-hydroponics-1254950618.webp?v=1787226432"},{"product_id":"dutch-pro-ph-down-grow","title":"Dutch Pro PH Down Grow","description":"\u003cp\u003eDutch Pro pH Down Grow is a concentrated pH adjustment solution designed to help maintain the correct acidity level in nutrient feed solutions for indoor and hydroponic gardening.\u003c\/p\u003e\n\n\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\u003c\/style\u003e\n\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;\"\u003eNo fixed per-litre rate — add gradually, testing pH after each addition.\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;\"\u003eEarly plant development stages — this is the nitric-based pH Down.\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;\"\u003e\n\u003cstrong\u003eSoil, coco \u0026amp; hydroponic\u003c\/strong\u003e systems.\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;\"\u003eTarget pH 5.8–6.5. Adjust pH only after nutrients are already mixed in. For late-stage\/bloom adjustment, use pH Down Bloom instead.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eThis formulation is commonly used during early plant development stages and provides a nitric based option for precise pH control. Maintaining the correct pH range supports effective nutrient availability and overall feed consistency.\u003c\/p\u003e\n\n\u003cp\u003eHighly concentrated and easy to use, pH Down Grow requires only small adjustments to achieve the desired pH level. It is suitable for use in soil, coco and hydroponic systems and fits seamlessly into any feeding routine.\u003c\/p\u003e\n\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eConcentrated pH adjustment solution\u003c\/li\u003e\n\u003cli\u003eDesigned for early plant development stages\u003c\/li\u003e\n\u003cli\u003eNitric based pH correction option\u003c\/li\u003e\n\u003cli\u003eSupports accurate nutrient solution balancing\u003c\/li\u003e\n\u003cli\u003eSuitable for soil, coco and hydroponic systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHOW TO USE\u003c\/h3\u003e\n\n\u003cp\u003eAdd Dutch Pro pH Down Grow gradually to your nutrient solution, mixing thoroughly and testing the pH after each adjustment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRecommended pH Range:\u003c\/strong\u003e 5.8 to 6.5\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eApplication Guidance:\u003c\/strong\u003e Add small amounts at a time, allowing the solution to stabilise before retesting.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always adjust pH after nutrients have been added and never mix concentrated products directly together.\u003c\/p\u003e","brand":"DUTCH PRO","offers":[{"title":"1L","offer_id":44649147302103,"sku":"10076","price":10.0,"currency_code":"GBP","in_stock":false},{"title":"5L","offer_id":44649147334871,"sku":"10077","price":35.0,"currency_code":"GBP","in_stock":false},{"title":"10L","offer_id":44649147367639,"sku":"10078","price":62.0,"currency_code":"GBP","in_stock":false},{"title":"20L","offer_id":44649147400407,"sku":"10079","price":111.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/files\/dutch-pro-nutrient-mangement-dutch-pro-ph-down-grow-ph-adjustment-solution-for-hydroponics-1254950741.webp?v=1787226373"}],"url":"https:\/\/www.thehydrobros.com\/de\/collections\/ph-down.oembed","provider":"The Hydro Bros","version":"1.0","type":"link"}