{"title":"Advanced Hydroponics of Holland","description":"\u003cp\u003e\u003cstrong\u003eAdvanced Hydroponics of Holland\u003c\/strong\u003e make the \u003cstrong\u003eDutch Formula\u003c\/strong\u003e range – a compact three-part base plus a short list of additives. It has been running in the Netherlands for decades and has a following among growers who prefer a small, well-understood line over a shelf of bottles.\u003c\/p\u003e\n\u003ch2\u003eThe range\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDutch Formula Grow, Bloom and Micro\u003c\/strong\u003e – the three-part base. You set the ratio yourself at each stage rather than being locked into a fixed blend. See all \u003ca href=\"\/de\/collections\/base-nutrients\"\u003ebase nutrients\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth\/Bloom Excellarator\u003c\/strong\u003e – the stimulant, used through the transition and into flower. Compare with the wider \u003ca href=\"\/de\/collections\/flowering-boosters\"\u003eflowering boosters\u003c\/a\u003e range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnzyme+\u003c\/strong\u003e – breaks down dead root material and keeps the root zone clean, particularly useful if you reuse medium. See \u003ca href=\"\/de\/collections\/enzymes\"\u003eenzymes\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal Solution\u003c\/strong\u003e – the end-of-cycle flush product.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy a three-part base\u003c\/h2\u003e\n\u003cp\u003eA two-part feed fixes the ratio for you. A three-part lets you shift the nitrogen balance as the plant moves from vegetative growth into flower – more Grow early, more Bloom later, Micro constant throughout. It is more to think about, and more control once you know what you are doing.\u003c\/p\u003e\n\u003ch2\u003eUsing it\u003c\/h2\u003e\n\u003cp\u003eSuits soil, coco and hydroponics. As with any three-part, add each component to the water separately and stir between additions rather than mixing concentrates together. Measure properly – see \u003ca href=\"\/de\/collections\/beakers-jugs-syringes-pipettes\"\u003ebeakers, jugs and syringes\u003c\/a\u003e – and read EC rather than following the chart blindly, with a meter from \u003ca href=\"\/de\/collections\/ph-ec\"\u003epH and EC management\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWhy buy Advanced Hydroponics from The Hydro Bros?\u003c\/h2\u003e\n\u003cp\u003eWe are a hydroponics shop in Croydon and we run these products ourselves. Tell us your medium and we will set the ratios with you. 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":"dutch-formula-bloom","title":"Advanced Hydroponics of Holland Dutch Formula - Bloom","description":"\u003cp\u003eDutch Formula Bloom is part of the Advanced Hydroponics of Holland three-part base nutrient system, designed to support balanced nutrition during later plant development stages.\u003c\/p\u003e\n\n\u003cp\u003eThis formulation works alongside Dutch Formula Grow and Micro to provide a complete and adaptable feeding programme. Bloom is typically introduced as plants transition into the next phase of development, helping maintain consistent nutrition as requirements change.\u003c\/p\u003e\n\n\u003cp\u003eThe Dutch Formula system allows growers to adjust feeding ratios easily, making it suitable for both beginners and experienced users. By combining the mineral components with water, you create a stable and well balanced nutrient solution that supports reliable plant performance.\u003c\/p\u003e\n\n\u003cp\u003eDutch Formula Bloom is compatible with all common growing media and integrates smoothly into soil, coco and hydroponic setups.\u003c\/p\u003e\n\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003ePart of the Advanced Hydroponics of Holland three-part nutrient system\u003c\/li\u003e\n\u003cli\u003eDesigned for use during later plant development stages\u003c\/li\u003e\n\u003cli\u003eWorks alongside Grow and Micro for balanced nutrition\u003c\/li\u003e\n\u003cli\u003eFlexible feeding approach suitable for all experience levels\u003c\/li\u003e\n\u003cli\u003eCompatible with soil, coco and hydroponic systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHOW TO USE\u003c\/h3\u003e\n\n\u003cp\u003eDutch Formula Bloom should be used as part of the complete Dutch Formula feeding programme. Application rates can be adjusted as plants progress, following the recommended ratios within the three-part system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always dilute nutrients before use and add each component to water separately, mixing thoroughly between additions.\u003c\/p\u003e\n","brand":"ADVANCED HYDROPONICS","offers":[{"title":"1L","offer_id":40403081068728,"sku":"4926","price":17.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":40403081003192,"sku":"4924","price":46.0,"currency_code":"GBP","in_stock":true},{"title":"10L","offer_id":40403081035960,"sku":"4925","price":85.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/advanced-hydroponics-of-holland-dutch-formula-nutrients-dutch-formula-bloom-base-nutrient-for-later-plant-development-1254941354.jpg?v=1787430313"},{"product_id":"dutch-formula-grow","title":"Advanced Hydroponics of Holland Dutch Formula - Grow","description":"\u003cp\u003eDutch Formula Grow is part of the Advanced Hydroponics of Holland three-part base nutrient system, developed to support balanced nutrition during early plant development.\u003c\/p\u003e\n\n\u003cp\u003eThis formulation is designed to provide the nutritional foundation plants need to establish strong structure and healthy foliage. With a nitrogen focused profile, Dutch Formula Grow supports steady development and vibrant leaf growth when plants are building their framework.\u003c\/p\u003e\n\n\u003cp\u003eThe Dutch Formula three-part system is designed to be flexible and easy to manage, making it suitable for both new and experienced growers. Feeding rates can be adjusted as plants progress through different development stages, allowing for precise control across the full growing cycle.\u003c\/p\u003e\n\n\u003cp\u003eDutch Formula Grow is typically used during early development stages before transitioning to the next components of the system as plants move into later phases.\u003c\/p\u003e\n\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003ePart of the Advanced Hydroponics of Holland three-part nutrient system\u003c\/li\u003e\n\u003cli\u003eDesigned for early plant development stages\u003c\/li\u003e\n\u003cli\u003eNitrogen focused formulation to support healthy foliage\u003c\/li\u003e\n\u003cli\u003eFlexible feeding approach suitable for all experience levels\u003c\/li\u003e\n\u003cli\u003eCompatible with soil, coco and hydroponic systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHOW TO USE\u003c\/h3\u003e\n\n\u003cp\u003eDutch Formula Grow should be used as part of the complete Dutch Formula feeding programme. Adjust application rates according to the stage of plant development and follow the recommended transition timing within the three-part system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always dilute nutrients before use and add each component to water separately, mixing thoroughly between additions.\u003c\/p\u003e\n","brand":"ADVANCED HYDROPONICS","offers":[{"title":"1L","offer_id":40403109052600,"sku":"4933","price":17.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":40403109085368,"sku":"4931","price":44.99,"currency_code":"GBP","in_stock":true},{"title":"10L","offer_id":40403109118136,"sku":"4932","price":80.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/advanced-hydroponics-of-holland-dutch-formula-nutrients-dutch-formula-grow-base-nutrient-for-early-plant-development-1254941355.jpg?v=1787430251"},{"product_id":"dutch-formula-micro-3","title":"Advanced Hydroponics of Holland Dutch Formula - Micro","description":"\u003cp\u003eDutch Formula Micro 3 is a core component of the Advanced Hydroponics of Holland three-part nutrient system, supplying essential elements required for balanced plant nutrition throughout the full development cycle.\u003c\/p\u003e\n\n\u003cp\u003eThis formulation provides a complete profile of micronutrients in chelated form, supporting efficient nutrient availability and consistent solution stability. Integrated pH buffering helps maintain a balanced nutrient mix, making feeding easier to manage across different systems.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for use from early development through later stages, Dutch Formula Micro 3 works alongside the Grow and Bloom components to create a flexible, easy-to-control feeding programme suitable for both new and experienced growers.\u003c\/p\u003e\n\n\u003cp\u003eMicro 3 remains in use throughout the entire feeding schedule, with application rates adjusted as plants progress through different development phases.\u003c\/p\u003e\n\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eEssential micronutrient component of the Dutch Formula three-part system\u003c\/li\u003e\n\u003cli\u003eProvides chelated microelements for reliable nutrient availability\u003c\/li\u003e\n\u003cli\u003eIncludes pH buffering for improved solution stability\u003c\/li\u003e\n\u003cli\u003eUsed throughout the full plant development cycle\u003c\/li\u003e\n\u003cli\u003eFlexible feeding approach suitable for all experience levels\u003c\/li\u003e\n\u003cli\u003eCompatible with soil, coco and hydroponic systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHOW TO USE\u003c\/h3\u003e\n\n\u003cp\u003eDutch Formula Micro 3 should be used as part of the complete Dutch Formula feeding programme. Adjust application rates according to the stage of plant development and follow the recommended ratios within the three-part system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always dilute nutrients before use and add each component to water separately, mixing thoroughly between additions.\u003c\/p\u003e\n","brand":"ADVANCED HYDROPONICS","offers":[{"title":"1L","offer_id":40403110297784,"sku":"4934","price":22.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":40403110330552,"sku":"4935","price":63.0,"currency_code":"GBP","in_stock":true},{"title":"10L","offer_id":40403110363320,"sku":"4936","price":112.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/advanced-hydroponics-of-holland-dutch-formula-nutrients-dutch-formula-micro-3-core-nutrient-for-balanced-plant-nutrition-1254941356.jpg?v=1787430194"},{"product_id":"dutch-formula-enzyme","title":"Dutch Formula Enzyme+","description":"\u003cp\u003e\u003cspan\u003eA natural\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e“Enzymes+”\u003c\/strong\u003e\u003cspan\u003e component of the \u003c\/span\u003e\u003cstrong\u003eNatural Power line\u003c\/strong\u003e\u003cspan\u003e activates beneficiary micro organism in the growing media, this helping to remove sedentary salts and to decompose dead roots. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis improves the plant's ability to absorb nutrients and allows for healthy development. The \u003c\/span\u003e\u003cstrong\u003e“Enzymes+”\u003c\/strong\u003e\u003cspan\u003e are to be added to the watering during most of the growing time and are used by the majority of successful growers.\u003c\/span\u003e\u003c\/p\u003e","brand":"ADVANCED HYDROPONICS","offers":[{"title":"1L","offer_id":43553951056087,"sku":"7476","price":36.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":43553951088855,"sku":"7477","price":133.0,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":43553951121623,"sku":"7479","price":24.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/advanced-hydroponics-of-holland-dutch-formula-nutrients-dutch-formula-enzyme-the-hydro-bros-1254941645.jpg?v=1787302934"},{"product_id":"dutch-formula-final-solution","title":"Dutch Formula Final Solution","description":"\u003cp\u003eDuring the last 2 weeks before harvest, it is advisable to water the plants without added fertilizers in order to obtain as pure of a final product as possible. Final Solution helps to decompose and remove the last residue of fertilizers in the growing media, and also works as a prevention of mould. Final Solution can be used with any kind of growing media as the only agent to be mixed in the water.\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;\"\u003e1ml per litre of plain, pH-balanced water — no other fertilisers in the mix.\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;\"\u003eDuring the pre-harvest flush, starting 10–14 days out, used with every watering right through to harvest.\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;\"\u003eWorks with any growing media — soil, coco or hydro — as the sole additive during the flush.\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;\"\u003eStandalone in this range — no other Advanced Hydroponics of Holland Dutch Formula product in this batch to pair it with.\u003c\/dd\u003e\n\u003c\/div\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e","brand":"ADVANCED HYDROPONICS","offers":[{"title":"500ml","offer_id":43553951154391,"sku":"7480","price":27.0,"currency_code":"GBP","in_stock":true},{"title":"1l","offer_id":43553951187159,"sku":"7481","price":48.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":43553951219927,"sku":"7482","price":155.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/advanced-hydroponics-of-holland-dutch-formula-nutrients-dutch-formula-final-solution-the-hydro-bros-1254941646.jpg?v=1787302872"},{"product_id":"dutch-formula-growthbloom-excellarator","title":"Dutch Formula Growth\/Bloom Excellarator","description":"\u003cp\u003eThis “Growth\/Bloom excellarator” boosts primarily the formation of green matter and flowers. It’s suitable for continual adding to the watering and also helps to resolve the problems with plant ailments and pests. “Growth\/Bloom excellarator” is to be added to the watering during the entire growing period except for the last 2 weeks.\u003c\/p\u003e","brand":"ADVANCED HYDROPONICS","offers":[{"title":"500ml","offer_id":43554001584343,"sku":"7484","price":24.0,"currency_code":"GBP","in_stock":true},{"title":"1l","offer_id":43554001617111,"sku":"7485","price":48.0,"currency_code":"GBP","in_stock":true},{"title":"5L","offer_id":43554001649879,"sku":"7486","price":162.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9092\/7032\/products\/advanced-hydroponics-of-holland-dutch-formula-nutrients-dutch-formula-growth-bloom-excellarator-the-hydro-bros-1254941647.jpg?v=1787302814"}],"url":"https:\/\/www.thehydrobros.com\/de\/collections\/advanced-hydroponics.oembed","provider":"The Hydro Bros","version":"1.0","type":"link"}