{"product_id":"advanced-nutrients-hammerhead","title":"Advanced Nutrients Hammerhead","description":"\u003ch2 data-section-id=\"1iupj4x\" data-start=\"308\" data-end=\"379\"\u003eAdvanced Nutrients HammerHead PK Booster | Late Flower Bloom Enhancer\u003c\/h2\u003e\n\u003cp data-start=\"381\" data-end=\"725\"\u003e\u003cstrong data-start=\"381\" data-end=\"414\"\u003eAdvanced Nutrients HammerHead\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a powerful\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"429\" data-end=\"488\"\u003ePK booster designed for the mid-to-late flowering stage\u003c\/strong\u003e, helping plants produce\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"513\" data-end=\"559\"\u003elarger, denser and more resin-rich flowers\u003c\/strong\u003e. With a targeted\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"577\" data-end=\"597\"\u003e0-4-12 NPK ratio\u003c\/strong\u003e, HammerHead delivers the extra phosphorus and potassium plants need during peak bloom without disrupting your nutrient balance.\u003c\/p\u003e\n\u003cp data-start=\"727\" data-end=\"984\"\u003eFormulated with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"743\" data-end=\"789\"\u003eAdvanced Nutrients’ pH Perfect® technology\u003c\/strong\u003e, HammerHead automatically stabilises nutrient solution pH, removing the need for constant adjustments. This makes it an ideal\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"916\" data-end=\"983\"\u003eflowering booster for hydroponic, coco and soil growing systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"986\" data-end=\"1243\"\u003eHammerHead integrates seamlessly with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1028\" data-end=\"1056\"\u003eAdvanced Nutrients range\u003c\/strong\u003e, especially the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1073\" data-end=\"1111\"\u003eSensi Terra™ Series base nutrients\u003c\/strong\u003e, but it can also be used with other\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1148\" data-end=\"1196\"\u003epH Perfect and non-pH Perfect base nutrients\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor even alongside nutrients from other brands.\u003c\/p\u003e\n\u003cp data-start=\"1245\" data-end=\"1347\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1261\"\u003ePlease Note:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1266\" data-end=\"1303\"\u003e5 Litre size is purchase-to-order\u003c\/strong\u003e, so slightly extended lead times may apply.\u003c\/p\u003e\n\u003chr data-start=\"1349\" data-end=\"1352\"\u003e\n\u003ch2 data-section-id=\"11k7r7z\" data-start=\"1354\" data-end=\"1402\"\u003eKey Benefits of Advanced Nutrients HammerHead\u003c\/h2\u003e\n\u003cp data-start=\"1404\" data-end=\"1871\"\u003e✔\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1406\" data-end=\"1446\"\u003eHigh-Performance PK Booster (0-4-12)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Drives dense bud formation and stronger flower development\u003cbr data-start=\"1507\" data-end=\"1510\"\u003e✔\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1512\" data-end=\"1538\"\u003epH Perfect® Technology\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Maintains ideal pH automatically with no adjustments needed\u003cbr data-start=\"1600\" data-end=\"1603\"\u003e✔\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1605\" data-end=\"1630\"\u003eNitrogen-Free Formula\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Supports bloom growth without promoting unwanted leafy growth\u003cbr data-start=\"1694\" data-end=\"1697\"\u003e✔\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1699\" data-end=\"1732\"\u003eClean, Fully Soluble Nutrient\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Won’t clog drippers, pumps, or irrigation lines\u003cbr data-start=\"1782\" data-end=\"1785\"\u003e✔\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1787\" data-end=\"1823\"\u003eOptimised for Hydroponics \u0026amp; Coco\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Perfect for modern hydroponic growing systems\u003c\/p\u003e\n\u003chr data-start=\"1873\" data-end=\"1876\"\u003e\n\u003ch2 data-section-id=\"2xb3iz\" data-start=\"1878\" data-end=\"1909\"\u003eA More Precise Bloom Booster\u003c\/h2\u003e\n\u003cp data-start=\"1911\" data-end=\"2076\"\u003eUnlike generic PK boosters designed for agricultural crops,\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1971\" data-end=\"2075\"\u003eAdvanced Nutrients HammerHead is formulated specifically for high-performance indoor growing systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2078\" data-end=\"2380\"\u003eIts precise\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2090\" data-end=\"2127\"\u003e1:3 phosphorus-to-potassium ratio\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esupports heavy flower production while maintaining balanced nutrient uptake. HammerHead also uses\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2226\" data-end=\"2295\"\u003epotassium citrate instead of traditional sulphate-based potassium\u003c\/strong\u003e, improving nutrient availability and reducing the risk of toxicity in the root zone.\u003c\/p\u003e\n\u003cp data-start=\"2382\" data-end=\"2560\"\u003eBecause the formula\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2402\" data-end=\"2428\"\u003econtains zero nitrogen\u003c\/strong\u003e, it allows plants to focus entirely on\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2468\" data-end=\"2525\"\u003eflower production, bud density, and resin development\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring the later flowering stages.\u003c\/p\u003e\n\u003cp data-start=\"2562\" data-end=\"2741\"\u003eFor optimal results, combine HammerHead with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2607\" data-end=\"2649\"\u003eAdvanced Nutrients Sensi Terra™ Series\u003c\/strong\u003e, or simply add it to your existing nutrient schedule as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2708\" data-end=\"2740\"\u003elate-flower PK bloom booster\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"2743\" data-end=\"2746\"\u003e\n\u003ch2 data-section-id=\"qqfpy5\" data-start=\"2748\" data-end=\"2791\"\u003eHow to Use Advanced Nutrients HammerHead\u003c\/h2\u003e\n\u003cp data-start=\"2793\" data-end=\"2890\"\u003eAdd\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2797\" data-end=\"2815\"\u003e2 ml per litre\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ealongside your base nutrients during\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"2853\" data-end=\"2889\"\u003eweeks 3–7 of the flowering phase\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2892\" data-end=\"2948\"\u003eFor best results, growers often combine HammerHead with:\u003c\/p\u003e\n\u003cul data-start=\"2950\" data-end=\"3095\"\u003e\n\u003cli data-section-id=\"1tyjih5\" data-start=\"2950\" data-end=\"3018\"\u003e\n\u003cp data-start=\"2952\" data-end=\"3018\"\u003e\u003cstrong data-start=\"2952\" data-end=\"2964\"\u003eBig Bud®\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring early flowering for enhanced bud development\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1x0cwv6\" data-start=\"3019\" data-end=\"3095\"\u003e\n\u003cp data-start=\"3021\" data-end=\"3095\"\u003e\u003cstrong data-start=\"3021\" data-end=\"3035\"\u003eOverdrive®\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring the final stages to maximise yield and flower weight\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3097\" data-end=\"3203\"\u003eWhen used with other\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"3118\" data-end=\"3161\"\u003eAdvanced Nutrients pH Perfect® products\u003c\/strong\u003e, no additional pH adjustment is required.\u003c\/p\u003e\n\u003chr data-start=\"3205\" data-end=\"3208\"\u003e\n\u003cp data-start=\"3210\" data-end=\"3315\"\u003e✅\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"3212\" data-end=\"3226\"\u003eIdeal for:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehydroponics, coco coir, soil growing, indoor grow rooms and high-yield flowering cycles.\u003c\/p\u003e","brand":"Advanced Nutrients","offers":[{"title":"1L","offer_id":62343429095754,"sku":"HYN-2921","price":25.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":62343429128522,"sku":"HYN-2922","price":56.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/5994\/7850\/files\/ADVANCED_NUTRIENTS_HAMMERHEAD_1_LITRE_jpg.webp?v=1781359972","url":"https:\/\/thegrowfellas.com\/products\/advanced-nutrients-hammerhead","provider":"The Grow Fellas","version":"1.0","type":"link"}