{"product_id":"emerald-harvest-cali-pro-bloom-a","title":"Emerald Harvest Cali Pro Bloom A 3-0-3","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEmerald Harvest Cali Pro Bloom A 3-0-3 is the calcium-, nitrogen-, potassium-, and micronutrient-rich Part A component of the professional Cali Pro two-part flowering nutrient system. It supports healthy plant metabolism, strong tissues, continued chlorophyll production, and productive flower and fruit development throughout the bloom phase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBloom A combines high-purity mineral nutrients with chelated iron, copper, manganese, and zinc for reliable availability in hydroponic growing media. Its calcium-rich formula complements the phosphorus, potassium, magnesium, and sulfur supplied by Cali Pro Bloom B.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eImportant: This Listing Is for Bloom A Only\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis product listing includes \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEmerald Harvest Cali Pro Bloom A only\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCali Pro Bloom B is required to create the complete two-part flowering nutrient program and is sold separately. Bloom A is not intended to provide complete base nutrition by itself.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways use equal amounts of Bloom A and Bloom B according to the Emerald Harvest feeding chart.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProfessional flowering nutrition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Formulated for productive flowering and fruiting crops.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCalcium-rich Part A formula:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplies calcium for cell-wall strength, structural development, and healthy new growth.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNitrogen support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Maintains chlorophyll production, plant metabolism, and controlled growth during flowering.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePotassium nutrition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports water regulation, nutrient transport, carbohydrate movement, and plant function.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eChelated micronutrients:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplies iron, copper, manganese, and zinc in forms designed to remain available for root uptake.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBalanced two-part design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Complements Bloom B to provide complete flowering-stage base nutrition.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEqual-part simplicity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Bloom A and Bloom B are applied at matching rates throughout the flowering schedule.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHydroponic compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for growing media used in recirculating and drain-to-waste systems.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDesigned for productive crops:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports vigorous plants carrying developing flowers and fruit.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eGuaranteed Analysis\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eN-P-K:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3-0-3\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTotal nitrogen:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3%\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e2.5% nitrate nitrogen\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e0.5% urea nitrogen\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSoluble potash:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCalcium:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBoron:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.02%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCobalt:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.0005%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCopper:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.005% chelated copper\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eIron:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.1% chelated iron\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eManganese:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.04% chelated manganese\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMolybdenum:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.002%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eZinc:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.02% chelated zinc\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eNutrient Sources\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCali Pro Bloom A is derived from:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePotassium nitrate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCalcium nitrate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUrea\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCobalt nitrate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIron EDTA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSodium borate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSodium molybdate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCopper EDTA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManganese EDTA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eZinc EDTA\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese ingredients supply the nitrogen, potassium, calcium, and micronutrients that complement the phosphorus- and magnesium-containing Bloom B formula.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy Bloom A and Bloom B Are Separate\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConcentrated calcium can react with concentrated phosphorus and sulfur sources, potentially forming insoluble mineral deposits. The Cali Pro system keeps these ingredients in separate Part A and Part B concentrates to maintain stability during storage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOnce each component has been diluted properly into water, Bloom A and Bloom B work together as a complete flowering base nutrient.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNever combine the two undiluted concentrates directly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eOfficial Application Rates\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse equal amounts of Cali Pro Bloom A and Cali Pro Bloom B:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Week 1 – Transition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Continue using Cali Pro Grow A and Grow B according to the chart. Do not apply Bloom A or Bloom B yet.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Weeks 2–3 – Early Flowering:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use 5 mL of Bloom A and 5 mL of Bloom B per gallon.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Weeks 4–5 – Mid Flowering:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use 6 mL of Bloom A and 6 mL of Bloom B per gallon.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Weeks 6–7 – Late Flowering:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use 6 mL of Bloom A and 6 mL of Bloom B per gallon.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Week 8 – Ripening:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use 6 mL of Bloom A and 6 mL of Bloom B per gallon.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Week 9 – Final Ripening:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Reduce to 1 mL of Bloom A and 1 mL of Bloom B per gallon.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTo extend the flowering phase, Emerald Harvest recommends repeating one or more mid-flowering weeks. Monitor plant response, EC, PPM, source-water quality, and growing conditions when extending or intensifying the feeding schedule.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrect Mixing Instructions\u003c\/span\u003e\u003c\/h3\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eShake both nutrient containers thoroughly before measuring.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFill the reservoir or watering container with fresh water.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAdd the measured amount of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCali Pro Bloom A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the water first.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMix thoroughly until Bloom A is completely dispersed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAdd an equal amount of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCali Pro Bloom B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMix thoroughly again.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdd compatible supplements individually, stirring between each addition.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck the completed solution’s EC or PPM and pH before feeding.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNever premix concentrated Bloom A and Bloom B. Part A must be diluted into fresh water before Part B is introduced.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWater Temperature and pH\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEmerald Harvest recommends:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNutrient-solution temperature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 60–72°F\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFinal pH after mixing:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5.8–6.3\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdd both base nutrient components and any supplements before making final pH adjustments. Add pH adjusters gradually and test between additions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eTransitioning From Cali Pro Grow\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCali Pro Grow A and Grow B are used during vegetative development and the initial flowering transition. According to the current Emerald Harvest feeding chart, growers switch to Cali Pro Bloom A and Bloom B beginning in flowering week two.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDo not stack the complete Cali Pro Grow and Bloom base formulas unless an Emerald Harvest feeding chart specifically directs it. Transition between the two systems according to plant development and the applicable schedule.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGrowing Media and System Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCali Pro Bloom A and Bloom B are suitable for growing media used in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRecirculating hydroponic systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrain-to-waste systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoco coir\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRockwool\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDeep water culture\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlood-and-drain systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrip irrigation and fertigation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOther hydroponic and soilless applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdjust nutrient strength according to plant variety, source water, growing medium, environmental conditions, and system design.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUsing It With Emerald Harvest Supplements\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCali Pro Bloom A and Bloom B can be incorporated into an Emerald Harvest flowering program with products such as Emerald Goddess, King Kola, Honey Chome, Root Wizard, Cal-Mag, and Sturdy Stalk.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFollow the applicable feeding chart and monitor total EC or PPM when combining multiple products. Emerald Harvest recommends applying Cal-Mag and Sturdy Stalk on water-only days and not using both during the same watering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Usage Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThis listing includes Bloom A only.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCali Pro Bloom B is required and sold separately.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBloom A is not a complete stand-alone fertilizer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAlways use Bloom A and Bloom B in equal amounts.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdd Bloom A to fresh water first, mix thoroughly, and then add Bloom B.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNever combine undiluted Part A and Part B concentrates.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMonitor plants for signs of stress when following an aggressive feeding program.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStore tightly sealed away from direct sunlight and temperatures that may cause crystallization.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerald Harvest","offers":[{"title":"Qt","offer_id":44303841624228,"sku":"723910","price":12.9,"currency_code":"USD","in_stock":true},{"title":"Gallon","offer_id":44303841689764,"sku":"723914","price":28.0,"currency_code":"USD","in_stock":false},{"title":"2.5 Gallon","offer_id":44303841722532,"sku":"723915","price":64.8,"currency_code":"USD","in_stock":false},{"title":"6 Gallon","offer_id":44303841755300,"sku":"723916","price":114.0,"currency_code":"USD","in_stock":false},{"title":"15 Gallon","offer_id":44813349126308,"sku":"","price":249.5,"currency_code":"USD","in_stock":false},{"title":"55 Gallon","offer_id":44303841788068,"sku":"723984","price":990.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/Emerald-Harvest_-Cali-Pro_-Bloom-A_-qt-Emerald-Harvest-1673966739.jpg?v=1683703505","url":"https:\/\/www.gardensupplyguys.com\/products\/emerald-harvest-cali-pro-bloom-a","provider":"GARDEN SUPPLY GUYS","version":"1.0","type":"link"}