{"product_id":"wachstumskristalle-1kg-mairol-uniwersalny-nawoz-rozpuszczalny","title":"Wachstumskristalle 1KG Mairol – universal soluble fertilizer","description":"\u003ch2\u003e\u003cstrong style=\"color: #656b39;\"\u003eMairol Growth Crystals – universal crystalline fertilizer NPK 14-12-14 + MgO\u003c\/strong\u003e\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eGrowth Crystals\u003c\/strong\u003e is a professional mineral fertilizer in the form of easily soluble crystals, developed by the brand \u003cstrong\u003e:contentReference[oaicite:0]{index=0}\u003c\/strong\u003e for comprehensive care of houseplants, balcony plants, and garden plants. The concentrated formula provides plants with a precisely balanced set of nutrients essential during periods of intensive growth, supporting the development of green mass, root system, and overall vitality.\u003c\/p\u003e \u003cp\u003eThanks to its crystalline form, the fertilizer dissolves completely in water without leaving residues, allowing very precise and safe dosing. Its high efficiency means that \u003cstrong\u003e1 kg of the product is enough to prepare up to 1000 liters of fertilizer solution\u003c\/strong\u003e, making it an economical solution for both hobbyists and more demanding users.\u003c\/p\u003e \u003cp\u003eThe balanced formula \u003cstrong\u003eNPK 14-12-14 + 2% MgO\u003c\/strong\u003e, enriched with chelated micronutrients and B vitamins, ensures rapid and effective nutrient uptake. The fertilizer is ideal as a starter treatment after repotting and as regular support for plants during the growing season.\u003c\/p\u003e \u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eComposition and significance of ingredients\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eNitrogen (N) 14%\u003c\/strong\u003e [11% NH₄⁺, 3% NO₃⁻] – intensive shoot and leaf growth,\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003ePhosphorus (P₂O₅) 12%\u003c\/strong\u003e – root system development and flowering support,\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003ePotassium (K₂O) 14%\u003c\/strong\u003e – plant resistance and water regulation,\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMagnesium (MgO) 2%\u003c\/strong\u003e – chlorophyll synthesis, prevention of chlorosis,\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eChelated micronutrients (EDTA)\u003c\/strong\u003e: Fe, B, Cu, Mn, Mo, Zn – proper metabolism and intense leaf coloration,\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eVitamins B1, B2, B6, B7 (biotin)\u003c\/strong\u003e – support for plant growth and resistance.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eUsage\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eThe fertilizer is intended for:\u003c\/p\u003e \u003cul\u003e \u003cli\u003egreen and flowering houseplants,\u003c\/li\u003e \u003cli\u003ebalcony and terrace plants,\u003c\/li\u003e \u003cli\u003evegetables, fruits, perennials, and ornamental shrubs,\u003c\/li\u003e \u003cli\u003eannual and perennial plants.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eRecommended for use from \u003cstrong\u003eMarch to October\u003c\/strong\u003e, especially during periods of intensive growth and after repotting.\u003c\/p\u003e \u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eApplication method\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDissolve \u003cstrong\u003e1 g of fertilizer in 1 liter of water\u003c\/strong\u003e (measuring scoop included),\u003c\/li\u003e \u003cli\u003eapply every 7 days to slightly moist substrate,\u003c\/li\u003e \u003cli\u003efirst fertilization about 2 weeks after repotting,\u003c\/li\u003e \u003cli\u003efoliar application also possible after appropriate dilution.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong style=\"color: #656b39;\"\u003eEfficiency and product information\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eEfficiency:\u003c\/strong\u003e up to 1000 liters of fertilizer solution\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eForm:\u003c\/strong\u003e crystalline fertilizer, fully soluble\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003ePurpose:\u003c\/strong\u003e universal – houseplants, balcony, and garden plants\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong style=\"color: #656b39;\"\u003eMairol Growth Crystals\u003c\/strong\u003e is an efficient, precise, and versatile premium-class fertilizer that ensures intensive growth, healthy leaves, and long-lasting condition throughout the growing season.\u003c\/p\u003e","brand":"Mairol","offers":[{"title":"Default Title","offer_id":52251430420808,"sku":"341C-93045","price":85.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/2649\/0440\/files\/2158.jpg?v=1767039302","url":"https:\/\/www.mrseed.eu\/en\/products\/wachstumskristalle-1kg-mairol-uniwersalny-nawoz-rozpuszczalny","provider":"mr.seed","version":"1.0","type":"link"}