{"product_id":"gardenwise-fertilizante-para-hortensias-5-qt-liberacion-lenta-con-hierro-y-azufre-para-suelo-acido","title":"GARDENWISE Hydrangea Slow-Release Fertilizer 5 qt — 8-4-8 with Iron \u0026 Sulfur for Blue\/Purple Blooms","description":"\u003cp\u003e\u003cstrong\u003eGARDENWISE Slow Release Hydrangea Fertilizer is a 5 qt, balanced 8-4-8 formula with added iron and sulfur to acidify soil and support more vivid, healthier blooms for acid-loving shrubs.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you grow hydrangeas on a patio or azaleas in a backyard border, this slow-release granular fertilizer supplies steady nutrition while modifying soil pH to favor blue and purple shades. The blend releases nutrients gradually over up to three months, minimizing frequent feeding and helping maintain consistent foliage health and flower production. It’s formulated for both container and in-ground use and is simple enough for beginner gardeners while offering reliable performance for experienced growers.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this fertilizer encourage bigger, brighter blooms?\u003c\/h3\u003e\n\u003cp\u003eThe 8-4-8 N-P-K balance supplies the phosphorus and potassium needed for strong flower set and color intensity, while iron and sulfur help lower soil pH and improve nutrient availability for acid-loving plants. Slow-release granules feed roots steadily to avoid nutrient spikes that can stress plants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBalanced 8-4-8 nutrients for bloom development and plant vigor\u003c\/li\u003e\n  \u003cli\u003eIron and sulfur to support lower soil pH and color expression\u003c\/li\u003e\n  \u003cli\u003eSlow-release matrix feeding up to three months\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use this on both indoor potted hydrangeas and outdoor garden shrubs?\u003c\/h3\u003e\n\u003cp\u003eYes — the formula is suitable for containers and landscape beds. Apply according to package directions, taking care to not over-apply in small pots; regular watering helps activate the granules and distribute nutrients evenly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for indoor and outdoor use when applied as directed\u003c\/li\u003e\n  \u003cli\u003eAdjust amounts for container size versus in-ground plantings\u003c\/li\u003e\n  \u003cli\u003eWater after application to start nutrient release and soil conditioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I apply it, and how quickly will I see results?\u003c\/h3\u003e\n\u003cp\u003eBecause it’s a slow-release product, one application typically feeds plants for up to three months, reducing seasonal re-feeding. Visual improvements in leaf color and flower quality may be noticeable within a few weeks as nutrients become available and soil acidity adjusts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFeeds up to three months—often a single spring application per season\u003c\/li\u003e\n  \u003cli\u003eImproved leaf vigor and bloom quality within weeks\u003c\/li\u003e\n  \u003cli\u003eReapply according to plant needs and seasonal growth cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this suitable for other acid-loving plants besides hydrangeas?\u003c\/h3\u003e\n\u003cp\u003eYes, it works well for azaleas, camellias, rhododendrons, and magnolias that prefer slightly acidic soils. Use the same careful, measured application to avoid over-fertilizing and to maintain stable soil conditions for these species.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended for azaleas, camellias, magnolias, and similar shrubs\u003c\/li\u003e\n  \u003cli\u003eHelps maintain acidic soil conditions that these plants require\u003c\/li\u003e\n  \u003cli\u003eApply based on plant size and soil test recommendations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Home gardeners, landscapers, and container growers who want an easy-to-use fertilizer that promotes consistent flowering and supports acid-preferring shrubs. Choose this 5 qt GARDENWISE product if you prefer fewer feedings, measurable soil acidification with iron and sulfur, and a reliable granular option for both indoor and outdoor planting situations.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eOur premium blend of sulfur-coated urea, ammonium sulfate, and potash enriched with iron and micronutrients delivers vibrant blooms and lush foliage for acid-loving plants.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this change my hydrangea flower color?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Iron and sulfur help acidify soil, which can promote bluer tones in susceptible hydrangea varieties when used with appropriate soil conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I apply the fertilizer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Apply once every up to three months as directed; adjust frequency based on plant size and growth rate.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GARDENWISE","offers":[{"title":"Default Title","offer_id":56818270994772,"sku":"B0DNV3NLTW","price":94.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/gardenwise-frente-envase-5qt.jpg?v=1786960043","url":"https:\/\/gardenluxe.co.uk\/products\/gardenwise-fertilizante-para-hortensias-5-qt-liberacion-lenta-con-hierro-y-azufre-para-suelo-acido","provider":"Gardenluxe Uk","version":"1.0","type":"link"}