{"product_id":"npk-raw-phosphorus-9-61-0","title":"NPK Industries RAW Phosphorus 9-61-0","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNPK Industries RAW Phosphorus 9-61-0 is a highly concentrated, completely water-soluble fertilizer supplement formulated for precise phosphorus adjustment. Derived from monoammonium phosphate, it supplies 61% available phosphate as P₂O₅ and approximately 9% ammonium nitrogen to support root establishment, cellular energy transfer, and reproductive plant development.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRAW Phosphorus can be incorporated into soil, coco coir, and hydroponic nutrient programs. Its single-source formulation gives experienced growers greater control over phosphorus levels without introducing potassium or a broad mixture of unrelated ingredients.\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\u003eConcentrated phosphorus source:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplies 61% water-soluble available phosphate as P₂O₅.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRoot-development support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Helps meet phosphorus demand during early root establishment and transplant development.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePlant energy transfer:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Phosphorus is essential for ATP and ADP, which plants use to transfer energy throughout metabolic processes.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlower and fruit nutrition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports normal flowering, fruit set, seed formation, and reproductive development when phosphorus is limiting.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAmmonium nitrogen:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provides approximately 9% nitrogen in an immediately available ammonium form.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDeficiency correction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allows targeted phosphorus adjustment without adding potassium.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eComplete solubility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dissolves fully for clean use in irrigation water, hydroponic reservoirs, and custom fertilizer solutions.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlexible application:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for soil, coco coir, hydroponic, fertigation, and manufacturer-approved foliar programs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCustom nutrient control:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Works with compatible base fertilizers and individual RAW soluble products.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eGuaranteed Analysis and Formulation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eN-P-K analysis:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 9-61-0\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNitrogen:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 9% ammonium nitrogen\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAvailable phosphate:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 61% P₂O₅\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDerived from:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Monoammonium phosphate\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWater solubility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 100%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eForm:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Concentrated dry soluble crystals or powder\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Individual phosphorus fertilizer supplement\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRAW Phosphorus does not contain potassium and is not a complete fertilizer. Use it with an appropriately balanced nutrient program unless correcting a specifically identified phosphorus shortage.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUnderstanding the 9-61-0 Analysis\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe middle number in the 9-61-0 analysis represents available phosphate reported as P₂O₅, the standard fertilizer-label measurement. It does not mean that the product contains 61% elemental phosphorus.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBecause the formula is highly concentrated, small changes in application rate can substantially affect reservoir strength and nutrient balance. Measure carefully and begin with the lowest appropriate rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRole of Phosphorus in Plants\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePhosphorus contributes to several essential plant functions:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRoot initiation and early establishment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eATP and ADP energy transfer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePhotosynthesis and carbohydrate metabolism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCell division and tissue development\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlower, fruit, and seed formation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMovement and storage of energy within the plant\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdding excess phosphorus does not automatically increase flowering or yield. The best results occur when phosphorus is balanced with nitrogen, potassium, calcium, magnesium, sulfur, and trace elements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eOfficial RAW Custom Feeding Schedule\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe current NPK Industries chart lists the following rates per gallon of water for custom nutrient programs:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eVegetative Weeks 1–4:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ⅛ teaspoon per gallon\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Weeks 1–2:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ½ teaspoon per gallon\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Week 3:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ¼ teaspoon per gallon\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlowering Weeks 4–7:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ⅛ teaspoon per gallon\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFinal Week or Flush:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Discontinue use\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese rates are intended for building a custom fertilizer program and are not directions to use every individual RAW product simultaneously. Consider the phosphorus already supplied by the base fertilizer before adding the full chart rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlant variety, source water, growing medium, environmental conditions, and total nutrient concentration may require a lower application rate. Begin lightly and monitor EC, PPM, pH, runoff, and plant response.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCorrecting a Phosphorus Deficiency\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePossible phosphorus-deficiency symptoms can include slow growth, weak root development, unusually dark foliage, or purple coloration on stems and older leaves. However, similar symptoms can also result from cold root zones, genetics, improper pH, overwatering, root damage, or excessive fertilizer concentration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore increasing phosphorus:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eConfirm that the root-zone temperature is appropriate.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck the nutrient solution and runoff pH.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInspect roots and irrigation practices.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReview the phosphorus already supplied by the base fertilizer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApply a low corrective rate and observe new growth.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCorrect the underlying environmental or root-zone problem when phosphorus is present but unavailable.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eRecommended Mixing Instructions\u003c\/span\u003e\u003c\/h3\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eBegin with clean water in the reservoir or mixing container.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMeasure RAW Phosphorus carefully using an accurate scale or measuring spoon.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDissolve it completely in water before adding other fertilizer products.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdd compatible base nutrients and supplements separately, mixing thoroughly after each addition.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck the completed solution’s EC or PPM.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMeasure and adjust pH only after every fertilizer component has been added.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApply the finished solution promptly.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNever dry-mix RAW Phosphorus with other fertilizer salts. Do not combine concentrated phosphate directly with concentrated calcium products, as insoluble mineral deposits can form. Always dilute each component thoroughly in water.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUsing It With a Base Fertilizer\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRAW Phosphorus can supplement a wide variety of mineral and organic-based feeding programs, but the base fertilizer’s existing phosphorus content must be considered.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen using a complete fertilizer such as RAW Grow or RAW Bloom, additional phosphorus may be unnecessary unless the crop, water analysis, tissue testing, or visible plant response indicates a need. Reduce the supplemental rate when other bloom boosters or high-phosphate products are present.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMonitor total EC or PPM rather than treating individual additives as though they do not contribute to overall fertilizer strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eVegetative and Root Development\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePhosphorus is especially important during early establishment, when plants are developing new roots and preparing the structural framework for later growth. RAW Phosphorus can be incorporated at a low rate during vegetative growth when the base program does not provide adequate phosphate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvoid excessive early phosphorus. More fertilizer does not necessarily produce more roots, and overly high concentrations can interfere with the availability of zinc, iron, and other micronutrients.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFlowering and Fruiting\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDuring flowering and fruiting, phosphorus supports energy transfer and normal reproductive development. The official RAW chart uses its highest phosphorus concentration during the first two flowering weeks and then gradually reduces the rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRAW Phosphorus should be treated as a precision nutrient input rather than a universal bloom booster. Plants that already receive sufficient phosphorus may not benefit from additional supplementation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFoliar Application\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe manufacturer lists RAW Phosphorus as foliar compatible. Because the current product page does not publish a universal foliar dilution rate, follow the package label or a current manufacturer program for foliar mixing instructions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTest a small section of foliage before widespread application. Apply under low-intensity lighting, provide adequate air movement, and avoid spraying open flowers or fruit intended for immediate harvest.\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\u003eRAW Phosphorus is suitable for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSoil and living-soil programs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoco coir\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSoilless growing media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHydroponic reservoirs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDeep water culture\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrip irrigation and fertigation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlood-and-drain systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNutrient film technique\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAeroponics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRegular hand-watering programs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways confirm that the completed fertilizer solution is appropriate for the crop and irrigation equipment.\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 is a concentrated phosphorus supplement, not a complete base fertilizer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMeasure carefully and begin with the lowest suitable rate.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAccount for phosphorus supplied by every other fertilizer and additive.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not use all individual RAW products at their maximum rates simultaneously.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNever combine dry fertilizer salts or concentrated nutrient solutions directly.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcess phosphorus can disrupt micronutrient availability.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep the container tightly sealed and protect the powder from moisture.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStore in a cool, dry location away from direct sunlight.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep out of reach of children and avoid breathing airborne fertilizer dust.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NPK Industries","offers":[{"title":"2 oz","offer_id":44303800926372,"sku":"717903","price":8.78,"currency_code":"USD","in_stock":true},{"title":"8 oz","offer_id":44303800959140,"sku":"717905","price":22.43,"currency_code":"USD","in_stock":true},{"title":"2 lb","offer_id":44303800991908,"sku":"717907","price":59.04,"currency_code":"USD","in_stock":false},{"title":"10 lb","offer_id":44303801024676,"sku":"717908","price":148.93,"currency_code":"USD","in_stock":false},{"title":"25 lb","offer_id":44303801057444,"sku":"717906","price":260.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/NPK-RAW-Phosphorus_-2-oz-NPK-Industries-1669916643.jpg?v=1683704822","url":"https:\/\/www.gardensupplyguys.com\/products\/npk-raw-phosphorus-9-61-0","provider":"GARDEN SUPPLY GUYS","version":"1.0","type":"link"}