{"product_id":"npk-industries-raw-calcium-mag-9-0-0","title":"NPK Industries RAW Calcium\/Mag 9-0-0 Supplement","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNPK Industries RAW Calcium\/Mag 9-0-0 is a highly concentrated, fully water-soluble plant supplement containing 15% calcium and 3% magnesium. Formulated from calcium nitrate and magnesium sulfate, it helps prevent or correct two of the most common mineral deficiencies encountered in soil, coco coir and hydroponic cultivation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe balanced formula supplies calcium for strong cell development and root growth, magnesium for chlorophyll production and photosynthesis, and a controlled amount of nitrate nitrogen to support nutrient uptake. Its concentrated powder dissolves rapidly and can be incorporated into nearly any compatible base fertilizer program.\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 calcium and magnesium:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplies 15% calcium and 3% magnesium in a highly concentrated powder.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCorrects common deficiencies:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Helps address calcium- and magnesium-related symptoms in actively growing plants.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStrengthens plant structure:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Calcium supports cell-wall formation, growing tips, roots and developing plant tissue.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSupports photosynthesis:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Magnesium occupies the central position in the chlorophyll molecule and is essential for light capture.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eImproves nutrient metabolism:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Magnesium activates enzymes involved in energy transfer and plant metabolism.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBloom-stage compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provides calcium, magnesium and a controlled amount of nitrate nitrogen without functioning as a high-nitrogen vegetative fertilizer.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eClean dissolution:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fully water-soluble for efficient incorporation into reservoirs and irrigation solutions.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHighly economical rate:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Requires only a small amount per gallon compared with many liquid Cal-Mag supplements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eUniversal compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for soil, coco coir, soilless media, hydroponics and fertigation.\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 9-0-0\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTotal Nitrogen:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 9%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCalcium:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 15%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMagnesium:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3%\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCalcium-to-Magnesium Ratio:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5:1 by percentage\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe formula is derived from calcium nitrate and magnesium sulfate. RAW Calcium\/Mag is a mineral supplement and does not replace a complete base fertilizer.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow Calcium Supports Plant Health\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCalcium is an essential component of plant cell walls and newly developing tissue. It supports structural strength, healthy root growth and the development of growing tips, flowers and fruit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBecause calcium has limited mobility within plants, deficiency symptoms frequently appear in new growth first. Symptoms may include distorted young leaves, weak growing tips, reduced root development, blossom end rot in fruiting crops or tip burn in leafy vegetables.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRAW Calcium\/Mag can help prevent these disorders when insufficient calcium is the underlying cause. Similar symptoms may also result from poor transpiration, high humidity, irregular watering, root damage or improper pH, so growing conditions should be evaluated before increasing the fertilizer rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow Magnesium Supports Plant Health\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMagnesium is the central element within the chlorophyll molecule, making it essential for photosynthesis and plant energy production. It also activates numerous enzymes involved in nutrient metabolism and cellular energy transfer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMagnesium deficiency commonly appears as interveinal chlorosis on older leaves, where the tissue between the veins turns yellow while the veins remain green. Excess potassium, improper root-zone pH or mineral imbalance can also restrict magnesium uptake even when magnesium is present in the fertilizer solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow to Use\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdd RAW Calcium\/Mag to water or a prepared nutrient solution at the following rate:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePreventive or Light Supplementation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use 1\/16 teaspoon per gallon.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHigher-Demand or Corrective Feeding:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use up to 1\/8 teaspoon per gallon.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eApplication Frequency:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Apply as needed according to plant response, source-water mineral content and the applicable feeding chart.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBegin with the lower rate when using reverse osmosis water, treating sensitive plants or adding RAW Calcium\/Mag to an unfamiliar fertilizer program. Increase only when plant response and EC or PPM readings indicate additional supplementation is appropriate.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eOfficial RAW Program Timing\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe NPK Industries RAW soil and coco schedule incorporates Calcium\/Mag during vegetative growth and through much of flowering. The chart generally uses the higher 1\/8-teaspoon rate during active growth and early-to-middle flowering, then reduces supplementation later in the flowering cycle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFollow the current chart associated with the selected RAW base fertilizer. The ideal amount may change with source water, plant variety, growing medium and the calcium and magnesium already supplied by other fertilizers.\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\u003eFill the reservoir or watering container with fresh water.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMeasure the powder carefully with a clean, dry measuring tool.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePre-dissolve RAW Calcium\/Mag in a small amount of water.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdd the dissolved supplement to the main reservoir or watering solution.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMix thoroughly before adding other fertilizers or supplements.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdd remaining products individually, mixing between additions.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMeasure the final EC or PPM.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck and adjust pH after all fertilizers have been added.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNever combine RAW Calcium\/Mag directly with dry phosphate fertilizers or undiluted nutrient concentrates. Concentrated calcium can react with phosphorus or sulfur-containing fertilizers and form insoluble mineral deposits.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUsing It With RAW Grow and RAW Bloom\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRAW Calcium\/Mag may be used alongside RAW Grow or RAW Bloom when plants, source water or growing media require additional calcium and magnesium.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe official RAW all-in-one schedule includes Calcium\/Mag at selected stages, even though the base formulas supply a broad range of essential nutrients. Use the appropriate chart rate and consider the mineral content of the source water before supplementing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDuring flowering, RAW Calcium\/Mag can provide additional calcium and magnesium without adding the heavy nitrogen concentration associated with a full vegetative fertilizer. The manufacturer states that its controlled nitrate content is suitable through bloom and is not intended to trigger unwanted plant stretch.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCoco Coir and Reverse Osmosis Water\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCoco coir can retain calcium and magnesium through cation exchange, reducing the amount immediately available to plants. Reverse osmosis and distilled water also contain little or none of the mineral content found in untreated water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRAW Calcium\/Mag may be especially useful in these applications. Start at a conservative rate, measure the completed nutrient solution and monitor runoff EC or PPM in coco to prevent mineral accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePreventing Nutrient Imbalances\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMore Cal-Mag is not always better. Excess calcium can interfere with magnesium, potassium and other nutrients, while excessive magnesium can compete with calcium or potassium uptake.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore increasing the rate, inspect:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRoot-zone pH\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput and runoff EC or PPM\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSource-water mineral content\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIrrigation frequency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrainage and root health\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTemperature and humidity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCalcium and magnesium already contained in the base fertilizer\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCorrecting the underlying growing condition is often more effective than repeatedly increasing fertilizer strength.\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 Calcium\/Mag is suitable for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSoil and container gardens\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoco coir\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePeat-based and soilless media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDeep water culture\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRecirculating hydroponics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrain-to-waste 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\u003eFlood-and-drain systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOther compatible reservoir-based applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEnsure the powder has dissolved completely before operating fine emitters or 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\u003eUse as a supplement alongside a complete base fertilizer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBegin with the lower application rate and increase only when needed.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not assume every yellowing or leaf disorder is a Cal-Mag deficiency.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNever combine concentrated calcium products directly with phosphate-heavy nutrients.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMonitor total EC or PPM when adding it to an established feeding program.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduce or discontinue supplementation if the base fertilizer and source water already provide sufficient calcium and magnesium.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStore tightly sealed in a cool, dry location away from moisture.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep out of reach of children and pets.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NPK Industries","offers":[{"title":"2 oz","offer_id":44221506551972,"sku":"717861","price":10.76,"currency_code":"USD","in_stock":true},{"title":"8 oz","offer_id":44221506584740,"sku":"717863","price":26.85,"currency_code":"USD","in_stock":true},{"title":"2 lb","offer_id":44221506617508,"sku":"717865","price":65.89,"currency_code":"USD","in_stock":false},{"title":"10 lb","offer_id":44221506650276,"sku":"717866","price":168.43,"currency_code":"USD","in_stock":false},{"title":"25 lb","offer_id":44221506683044,"sku":"717864","price":299.14,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/NPK-RAW-Calcium---Mag_-2-oz-NPK-Industries-1670690129.jpg?v=1683704650","url":"https:\/\/www.gardensupplyguys.com\/products\/npk-industries-raw-calcium-mag-9-0-0","provider":"GARDEN SUPPLY GUYS","version":"1.0","type":"link"}