{"product_id":"plagron-calmag-pro-500-ml-nawoz-z-wapniem-i-magnezem-do-wody-ro-i-miekkiej","title":"Plagron CalMag Pro 500 ml – calcium and magnesium fertilizer for RO and soft water","description":"\u003ch2\u003e\n\u003cstrong style=\"color: #656b39;\"\u003ePlagron CalMag Pro 500 ml\u003c\/strong\u003e – liquid fertilizer with calcium and magnesium for RO and soft water\u003c\/h2\u003e\u003cp\u003e\u003cstrong style=\"color: #656b39;\"\u003eCalMag Pro\u003c\/strong\u003e by Plagron is a liquid additive from the UNIVERSAL line that supplements calcium and magnesium in reverse osmosis (RO) water and soft water. A deficiency of these two elements is a well-known problem in such water, which is why CalMag Pro serves as the base for preparing a nutrient solution with a balanced mineral concentration.\u003c\/p\u003e\u003cp\u003eThe product contains calcium and magnesium in a ratio selected so that the two ingredients do not compete with each other during uptake by the plant. Some calcium and magnesium fertilizers cannot be mixed due to sulfates – here, both elements are contained in a single product.\u003c\/p\u003e\u003cp\u003eThe 500 ml bottle is enough to prepare at least 500 liters of water at the maximum dose of 1 ml per liter.\u003c\/p\u003e\u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eKey features\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003esupplements calcium and magnesium in RO and soft water\u003c\/li\u003e\n\u003cli\u003euseful for growing under LED lights, where plant transpiration is lower than under traditional lamps, making calcium and magnesium uptake more difficult\u003c\/li\u003e\n\u003cli\u003estrengthens cell walls and gives plants a stiffer, stronger structure\u003c\/li\u003e\n\u003cli\u003esupports the development of young roots and more efficient nutrient uptake through root hairs\u003c\/li\u003e\n\u003cli\u003eNPK 5-0-0 fertilizer with calcium and magnesium in one bottle\u003c\/li\u003e\n\u003cli\u003eefficient concentrate: maximum 1 ml per liter of water\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eComposition and NPK analysis\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eNPK 5-0-0 fertilizer with calcium and magnesium. Nutrient content according to the manufacturer's technical data sheet (% w\/w):\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003etotal nitrogen (N): 5.1% – entirely nitrate nitrogen\u003c\/li\u003e\n\u003cli\u003ecalcium oxide (CaO): 5.7%, corresponding to approximately 4.1% calcium (Ca)\u003c\/li\u003e\n\u003cli\u003emagnesium oxide (MgO): 3.3%, corresponding to approximately 2% magnesium (Mg)\u003c\/li\u003e\n\u003cli\u003econcentrate pH 4.3, EC 128 mS\/cm, density 1.26 g\/ml\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eApplication\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eCalMag Pro supplements calcium and magnesium in reverse osmosis filter water and soft water used to prepare a nutrient solution – regardless of the growing medium, for indoor and greenhouse cultivation, especially under LED lighting. It is useful for all plants watered with such water, from houseplants and tropical plants to vegetables, herbs and ornamental plants; it is usually not needed with hard tap water. Apply the additive with every watering as the base of the prepared nutrient solution.\u003c\/p\u003e\u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eHow to use\u003c\/strong\u003e\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eShake the bottle well before use.\u003c\/li\u003e\n\u003cli\u003eAdd a maximum of 1 ml of the product per 1 liter of water (1:1000).\u003c\/li\u003e\n\u003cli\u003eUse the prepared water every time you water the plants.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003eFor reverse osmosis water, the manufacturer recommends 0.75 ml per liter, resulting in an initial EC of 0.4 mS\/cm.\u003c\/p\u003e\u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eSafety and storage\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eStore and transport at a temperature of 0–35°C; protect from frost and direct sunlight. When unopened, the product remains suitable for use for 4 years from the production date. Avoid contact between the concentrate and the eyes or skin; in case of contact, rinse the eyes or skin with plenty of water. Keep out of reach of children and animals; do not ingest.\u003c\/p\u003e\u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eProduct information\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 500 ml\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e liquid, clear, blue, odorless\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNPK:\u003c\/strong\u003e 5-0-0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium and magnesium:\u003c\/strong\u003e CaO 5.7%, MgO 3.3%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDosage:\u003c\/strong\u003e up to 1 ml per 1 L of water\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine:\u003c\/strong\u003e Plagron UNIVERSAL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Bertels B.V. (Plagron), the Netherlands\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong style=\"color: #656b39;\"\u003ePlagron CalMag Pro 500 ml\u003c\/strong\u003e is a simple way to supplement calcium and magnesium in soft or filtered water used to prepare a nutrient solution for plants.\u003c\/p\u003e","brand":"Plagron","offers":[{"title":"Default Title","offer_id":54228968702280,"sku":"MS-1106","price":50.6,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/2649\/0440\/files\/ms-1106-1.jpg?v=1791299479","url":"https:\/\/www.mrseed.eu\/en\/products\/plagron-calmag-pro-500-ml-nawoz-z-wapniem-i-magnezem-do-wody-ro-i-miekkiej","provider":"mr.seed","version":"1.0","type":"link"}