{"product_id":"gold-label-ultra-pk-5l","title":"Gold Label Ultra PK 5L | PK Flowering Booster","description":"\u003ch1 data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eGold Label Ultra PK 5L – Professional PK Flowering Booster\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGold Label Ultra PK 5L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a highly concentrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ephosphorus and potassium flowering booster\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to support vigorous flower and fruit development during the generative stage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeaturing Gold Label's advanced \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSuper FK formula\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, Ultra PK is designed to provide effective phosphorus and potassium uptake across a broad pH range while maintaining the availability of calcium, magnesium, and important micronutrients.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eall growing media, systems, and nutrient programs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, Gold Label Ultra PK is a versatile flowering additive that can be incorporated into an existing feeding schedule or used alongside the complete Gold Label nutrient range.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eConcentrated PK Flowering Booster\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eDuring flowering, plants require phosphorus and potassium to support a range of essential developmental processes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGold Label Ultra PK\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides these important nutrients in a highly concentrated formulation designed specifically for the flowering phase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts concentrated formula means only a small amount is required, with a recommended dosage of just \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0.25–0.5ml per liter of water\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAdvanced Super FK Formula\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eGold Label Ultra PK uses the brand's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSuper FK technology\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, designed to improve PK availability across a broad pH range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA key advantage of the formulation is that the additional PK is designed not to interfere with the uptake of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecalcium and magnesium\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping maintain a more balanced nutrient program during flowering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe formulation also supports the continued uptake of important micronutrients.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDesigned for Flower \u0026amp; Fruit Development\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGold Label Ultra PK 5L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is intended for use during the generative or flowering phase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe additional phosphorus and potassium support healthy flower and fruit development while complementing the nutrients already supplied by your base feed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUltra PK should therefore be used as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eflowering additive alongside a suitable base nutrient\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, rather than as a replacement for your main nutrient program.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSuitable for All Growing Media \u0026amp; Systems\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eGold Label has designed Ultra PK for broad compatibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt can be used with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHydroponic growing systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCoco substrates\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSoil and peat-based media\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRecirculating systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDrip irrigation systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eGold Label base nutrients\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOther suitable nutrient programs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe formulation is also designed to help keep \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edrip lines clean\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it particularly useful in irrigation-based growing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Use Gold Label Ultra PK\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eShake well before use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAdd \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGold Label Ultra PK to water during the flowering phase\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRecommended Dosage\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e0.25–0.5ml per liter of water\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNever mix concentrated nutrients together in their undiluted form. Always dilute nutrients separately into water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBecause Ultra PK is highly concentrated, avoid overdosing and follow an appropriate feeding schedule for your growing system.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eGold Label Ultra PK 5L Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGold Label\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eUltra PK\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSize\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e5 Litres\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePK Flowering Booster \/ Additive\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eKey Nutrients\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePhosphorus \u0026amp; Potassium\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFormula\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSuper FK\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGrowth Stage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFlowering \/ Generative Stage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDosage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e0.25–0.5ml\/L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGrowing Media\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSuitable for all media\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eGrowing Systems\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSuitable for all systems\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eNutrient Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSuitable for different nutrient programs\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Buy Gold Label Ultra PK 5L?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProfessional \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePK flowering booster\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHighly concentrated phosphorus and potassium formula\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned specifically for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eflowering phase\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdvanced \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSuper FK formulation\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEffective across a broad pH range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned to maintain \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecalcium and magnesium uptake\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports micronutrient availability\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eall growing media\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for hydroponics, coco and soil\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with different nutrient programs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps keep irrigation and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edrip lines clean\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVery concentrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0.25–0.5ml\/L dosage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEconomical \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5-liter size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for larger growing systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProfessional PK Nutrition for Flowering\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGold Label Ultra PK 5L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides growers with a concentrated source of phosphorus and potassium specifically designed for the flowering stage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"\u003eIts \u003cstrong\u003eSuper FK formulation\u003c\/strong\u003e, broad system compatibility, and low application rate make Ultra PK an effective addition to a professional flowering nutrient program, particularly when used alongside Gold Label base nutrients and stimulators.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gold Label","offers":[{"title":"Default Title","offer_id":57495395762558,"sku":"GLULPK5L","price":74.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0367\/3731\/8957\/files\/gold-label-ultra-pk-5l-flowering-booster.jpg?v=1790848224","url":"https:\/\/www.thegrowsuperstore.com\/products\/gold-label-ultra-pk-5l","provider":"The Grow Superstore","version":"1.0","type":"link"}