{"title":"Atami Nutrients","description":"\u003cp\u003eShop the Atami nutrient range at Growers House: base feeds, additives and boosters, available in the sizes growers actually use.\u003c\/p\u003e\u003cp\u003eEvery Atami product we stock in one place, so you can build a full feed schedule without hunting through categories.\u003c\/p\u003e","products":[{"product_id":"atami-bcuzz-bloom-stimulator","title":"Atami - Bcuzz Bloom Stimulator","description":"\u003csection class=\"gh-product-listing\"\u003e\n\n\u003ch2\u003eAtami B'Cuzz Bloom Stimulator - Daily Flowering Booster for Soil Grows\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e soil growers who want a simple, everyday additive that kicks the flowering phase into gear without recalculating their whole feed schedule.\u003c\/p\u003e\n\n\u003cdiv class=\"gh-our-thoughts\" role=\"note\" aria-label=\"Our thoughts\"\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOur thoughts\u003c\/strong\u003e\u003cbr\u003e\nThis is Atami's mainline bloom stimulator, not to be confused with their premium Bloombastic booster - it's the everyday one you dose from the start of flower right through to the end, rather than a late-flower finisher. Because it carries almost no NPK value of its own, it drops straight into whatever base feed you're already running without upsetting the balance.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eB'Cuzz Bloom Stimulator is a liquid additive applied from the point a plant starts forming flowers. It's designed to trigger and intensify the flowering response, aiming for thicker, more compact flowers and fruit that develop more flavour and aroma as they mature. Because the formula carries almost no NPK value of its own, it can be combined with practically any base nutrient without throwing off your feeding ratios - Atami states a dilution rate of roughly 1:1000 in the finished nutrient solution.\u003c\/p\u003e\n\n\u003cp\u003eIt's part of Atami's core B'Cuzz range (as distinct from the premium Bastics line, which includes the more concentrated Bloombastic), and is best used daily throughout the entire bloom phase rather than saved for the final weeks.\u003c\/p\u003e\n\n\u003ch3\u003eHow it compares\u003c\/h3\u003e\n\u003cp\u003eBloom stimulators are one of the most crowded categories in the nutrient aisle, and B'Cuzz Bloom Stimulator competes on being simple and low-cost to run daily.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUsed throughout the whole bloom phase, unlike late-stage PK boosters such as Canna PK 13\/14 or House \u0026amp; Garden Bud-XL, which are typically added only in the final weeks.\u003c\/li\u003e\n\u003cli\u003eSits below Atami's own Bloombastic in concentration and price - Bloombastic is a finishing booster, this is an everyday one.\u003c\/li\u003e\n\u003cli\u003eComparable role to Advanced Nutrients Big Bud, though with a lower NPK contribution, making it easier to layer onto an existing base feed without recalculating ratios.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you're after a big late-flower push on top of your existing feed, pair it with a dedicated PK finisher; if you want one product to run daily through bloom, this covers that job on its own.\u003c\/p\u003e\n\n\u003ch3\u003eUsage guidance\u003c\/h3\u003e\n\u003cp\u003eStart dosing as soon as flowers begin forming and keep going through to near the end of bloom.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDosage\u003c\/strong\u003e\u003cbr\u003eUse 0.5-1ml per litre of water, added to your feed at every watering during the bloom phase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCombining with other products\u003c\/strong\u003e\u003cbr\u003eBecause it's virtually NPK-neutral, it mixes freely with your existing base nutrient - Atami suggests the best results come from pairing it with B'Cuzz Booster.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTiming\u003c\/strong\u003e\u003cbr\u003eBegin as flower sites first appear and continue daily until the last week or two before flush.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFormat: \u003cstrong\u003eLiquid additive\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eNPK contribution: \u003cstrong\u003eAlmost none - designed to be combined with any base nutrient\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDilution rate: \u003cstrong\u003eApprox. 1:1000 in finished nutrient solution\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDosage: \u003cstrong\u003e0.5-1ml per litre of water\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGrowth stage: \u003cstrong\u003eFlower formation through to late bloom\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSizes available: \u003cstrong\u003e100ml, 500ml, 1 litre, 5 litre\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBest paired with: \u003cstrong\u003eAtami B'Cuzz Booster\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBrand \/ range: \u003cstrong\u003eAtami, B'Cuzz range (mainline, distinct from the Bastics line)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSoil growers who want a low-maintenance daily bloom additive rather than a late-stage-only finisher.\u003c\/li\u003e\n\u003cli\u003eGrowers already on a base nutrient who want to add a flowering boost without recalculating feed strength.\u003c\/li\u003e\n\u003cli\u003eAnyone who wants an entry point into the Atami range before stepping up to Bloombastic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBest suited to growers who want one consistent bloom additive running through the whole flowering phase.\u003c\/p\u003e\n\n\u003ch3\u003eOur take\u003c\/h3\u003e\n\u003cp\u003eIt's not flashy, but it does exactly what a daily bloom additive should - drop it in from the start of flower and let it work in the background alongside whatever base feed you're running. The near-zero NPK value is genuinely useful here, since it means no juggling ratios.\u003c\/p\u003e\n\u003cp\u003eIf you want a straightforward bloom stimulator without stepping up to a premium finisher, this is the one to reach for. Does exactly what it should, day in, day out.\u003c\/p\u003e\n\n\u003c\/section\u003e","brand":"ATAMI","offers":[{"title":"Default Title","offer_id":42551112138922,"sku":"811192","price":29.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/5540\/5400\/files\/811192_atami_bloom_stimulator_1_litre.jpg?v=1769183641"},{"product_id":"atami-bloombastic","title":"Atami - Bloombastic","description":"\u003csection class=\"gh-product-listing\"\u003e\n\n\u003ch2\u003eAtami Bloombastic - High-PK Finishing Booster for the Last Weeks of Bloom\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e growers in the final weeks of flower who want a concentrated phosphorus and potassium push to finish flowers denser and heavier before harvest.\u003c\/p\u003e\n\n\u003cdiv class=\"gh-our-thoughts\" role=\"note\" aria-label=\"Our thoughts\"\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOur thoughts\u003c\/strong\u003e\u003cbr\u003e\nBloombastic is Atami's premium finisher, not their everyday bloom additive - that's the B'Cuzz Bloom Stimulator, which is a different, cheaper product for a different stage. This one is thick, concentrated, and meant for the last stretch of flower only, so a little goes a long way and you don't need much of it per plant.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eBloombastic is a highly concentrated PK booster from Atami's premium Bastics range, formulated with a high phosphorus and potassium content (broadly in the region of PK 14-15% w\/w) alongside amino acids, plant extracts and micronutrients including iron. It's designed to be used in the last few weeks of flowering, when demand for phosphorus and potassium peaks as flowers fill out and ripen.\u003c\/p\u003e\n\n\u003cp\u003eThe formula is noticeably thick and needs a good shake before use. Atami's own guidance is not to combine it with other PK-type boosters at the same time, since stacking multiple concentrated PK products risks over-fertilisation rather than adding any extra benefit.\u003c\/p\u003e\n\n\u003ch3\u003eHow it compares\u003c\/h3\u003e\n\u003cp\u003eBloombastic sits at the premium end of the finishing-booster category, going up against the best-known names in late-flower PK boosters.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirectly comparable to Canna PK 13\/14 and House \u0026amp; Garden Bud-XL - all three are concentrated late-flower PK finishers used in the final weeks only.\u003c\/li\u003e\n\u003cli\u003eAlso comparable in role to Advanced Nutrients Overdrive, another concentrated bloom-phase booster aimed at finishing weight and density.\u003c\/li\u003e\n\u003cli\u003eSits above Atami's own B'Cuzz Bloom Stimulator in both concentration and price - that's the everyday additive, this is the finisher.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you want a full-cycle bloom additive, B'Cuzz Bloom Stimulator is the better fit; if you want a short, sharp push in the final weeks before flush, Bloombastic is built for exactly that.\u003c\/p\u003e\n\n\u003ch3\u003eUsage guidance\u003c\/h3\u003e\n\u003cp\u003eBloombastic is used late and briefly, not from the start of flower.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDosage\u003c\/strong\u003e\u003cbr\u003eUse 0.5-1ml per litre of water. Start at the lower end and only increase toward 1ml\/L once you've confirmed your plants tolerate it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTiming\u003c\/strong\u003e\u003cbr\u003eIntroduce it for roughly the last 4 weeks of flowering, through to the point you begin flushing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMixing\u003c\/strong\u003e\u003cbr\u003eShake the bottle thoroughly before each use, as the concentrate settles. Don't dose it alongside other PK-type boosters in the same feed.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFormat: \u003cstrong\u003eHighly concentrated liquid PK booster\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePK content: \u003cstrong\u003eApprox. PK 14-15% w\/w\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdditional ingredients: \u003cstrong\u003eAmino acids, plant extracts, micronutrients including iron\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDosage: \u003cstrong\u003e0.5-1ml per litre of water\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eTiming: \u003cstrong\u003eLast 4 weeks of flowering, through to flush\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSizes available: \u003cstrong\u003e100ml, 325ml, 1.25 litre, 5.5 litre\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: \u003cstrong\u003eAtami Bastics (premium line)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatibility note: \u003cstrong\u003eNot recommended alongside other PK boosters\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGrowers in the last month of flower looking to add finishing weight and density.\u003c\/li\u003e\n\u003cli\u003eAnyone already using a B'Cuzz or other base nutrient line who wants a dedicated late-flower PK boost.\u003c\/li\u003e\n\u003cli\u003eGrowers who prefer a single concentrated finisher over stacking several bloom additives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBest suited to the final 4 weeks of bloom rather than full-cycle use.\u003c\/p\u003e\n\n\u003ch3\u003eOur take\u003c\/h3\u003e\n\u003cp\u003eIt's a serious, concentrated finisher rather than a general bloom additive, and it's priced and dosed accordingly - a small bottle covers a lot of late-flower feeds. The instruction not to stack it with other PK boosters is worth taking seriously; more isn't better here.\u003c\/p\u003e\n\u003cp\u003eIf you're looking to add finishing density in the last stretch before flush, this is a proven way to do it. One we sell a lot of for growers wanting a stronger finish.\u003c\/p\u003e\n\n\u003c\/section\u003e","brand":"ATAMI","offers":[{"title":"325ml","offer_id":42557706895530,"sku":"60010","price":39.99,"currency_code":"GBP","in_stock":true},{"title":"1.25 Litre","offer_id":47916255903914,"sku":"60020","price":119.99,"currency_code":"GBP","in_stock":true},{"title":"5.5 Litre","offer_id":47916255936682,"sku":"60030","price":499.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/5540\/5400\/files\/60005_3.jpg?v=1769190132"},{"product_id":"atami-rootbastic","title":"Atami - Rootbastic","description":"\u003csection class=\"gh-product-listing\"\u003e\n\n\u003ch2\u003eAtami Rootbastic - High-NPK Root Stimulator for Early Root Development\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e growers who want to give young cuttings and seedlings the strongest possible start on root development, using a concentrated product for the first few weeks only.\u003c\/p\u003e\n\n\u003cdiv class=\"gh-our-thoughts\" role=\"note\" aria-label=\"Our thoughts\"\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOur thoughts\u003c\/strong\u003e\u003cbr\u003e\nRootbastic is the premium root-side partner to Atami's Bloombastic - both sit in the Bastics range and both are concentrated, short-window products rather than something you dose all season. If you've used B'Cuzz Root Stimulator before, this is the step-up version: a higher NPK content and a more precise, staged dosage for the first few weeks of rooting.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eRootbastic is a concentrated root stimulant from Atami's Bastics range, formulated with a notably high NPK content aimed specifically at building larger, healthier root systems early on. It's designed to be introduced once roots are just starting to form - Atami's own guidance is to begin once roots on a cutting reach around 2 inches long, or a few days after seed germination - and used for roughly the first three weeks of the rooting stage.\u003c\/p\u003e\n\n\u003cp\u003eIt works across all growing mediums and systems (soil, coco and hydro), and the dosage steps up gradually rather than staying flat, which keeps young, sensitive roots from being overfed while still giving them a strong early push.\u003c\/p\u003e\n\n\u003ch3\u003eHow it compares\u003c\/h3\u003e\n\u003cp\u003eRootbastic competes at the premium end of the root-stimulant category, alongside other concentrated early-root boosters.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComparable in role to House \u0026amp; Garden Roots Excelurator and Canna Rhizotonic, both widely used early-root stimulants.\u003c\/li\u003e\n\u003cli\u003eHigher NPK content than Atami's own B'Cuzz Root Stimulator, which is the brand's mainline, lower-concentration root additive used over a longer window.\u003c\/li\u003e\n\u003cli\u003eSimilar staged-dosage approach to General Hydroponics RapidStart, ramping the dose up gradually across the first couple of weeks rather than applying a flat rate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you want a longer-running, lower-cost root additive for general use, B'Cuzz Root Stimulator is the better fit; Rootbastic is for growers who want a concentrated, short, higher-strength push specifically at the rooting stage.\u003c\/p\u003e\n\n\u003ch3\u003eUsage guidance\u003c\/h3\u003e\n\u003cp\u003eRootbastic is used early and for a limited window, not throughout the whole grow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen to start\u003c\/strong\u003e\u003cbr\u003eBegin once cutting roots are approximately 2 inches long, or a few days after seed germination.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDosage schedule\u003c\/strong\u003e\u003cbr\u003eUse 0.1ml per litre of water in week 1, increasing to 0.2ml per litre in week 2, then continuing at the higher end (up to around 0.3ml\/L) into week 3.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDuration\u003c\/strong\u003e\u003cbr\u003eLimit use to roughly the first three weeks of the rooting stage - it's not designed as a season-long additive.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003cbr\u003eSuitable for use in soil, coco and hydro systems alongside your normal base nutrient.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFormat: \u003cstrong\u003eConcentrated liquid root stimulator\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eNPK content: \u003cstrong\u003eHigh relative to Atami's mainline root products\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDosage: \u003cstrong\u003e0.1ml\/L (week 1) rising to 0.2-0.3ml\/L (weeks 2-3)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUsage window: \u003cstrong\u003eFirst ~3 weeks of rooting, from roots reaching ~2 inches or a few days post-germination\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGrowing media: \u003cstrong\u003eSoil, coco and hydro\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: \u003cstrong\u003eAtami Bastics (premium line)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompanion product: \u003cstrong\u003eAtami Bloombastic (bloom-phase equivalent in the same range)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGrowers taking cuttings who want maximum root development before moving to a larger container.\u003c\/li\u003e\n\u003cli\u003eAnyone germinating seed who wants a strong, controlled early root push.\u003c\/li\u003e\n\u003cli\u003eGrowers already using B'Cuzz Root Stimulator who want a more concentrated option for propagation specifically.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBest suited to the propagation and early rooting stage rather than ongoing use through the whole grow.\u003c\/p\u003e\n\n\u003ch3\u003eOur take\u003c\/h3\u003e\n\u003cp\u003eIt's a focused product that does one job well - get roots away strongly in the first few weeks - rather than trying to be an all-season additive. The staged dosage takes the guesswork out of not overdoing it on young roots.\u003c\/p\u003e\n\u003cp\u003eIf propagation is where you tend to lose plants or end up with a weak root base, this is worth building into your routine. Particularly well suited to new growers who want a clear, staged schedule to follow.\u003c\/p\u003e\n\n\u003c\/section\u003e","brand":"ATAMI","offers":[{"title":"100ml","offer_id":42557818142890,"sku":"60040","price":15.99,"currency_code":"GBP","in_stock":true},{"title":"250ml","offer_id":42557818175658,"sku":"60050","price":44.99,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":42557818208426,"sku":"60060","price":47.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/5540\/5400\/files\/60070_1.jpg?v=1769190121"}],"url":"https:\/\/growershouse.co.uk\/collections\/atami-nutrients.oembed","provider":"Growers House ","version":"1.0","type":"link"}