{"product_id":"jack-s-classic-hydrangea-blue-7-3-3-water-soluble-fertilizer","title":"Jack’s Classic Hydrangea Blue 7-3-3 Water Soluble Fertilizer","description":"\u003cp data-start=\"190\" data-end=\"624\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eJack's Classic\u003c\/span\u003e\u003c\/span\u003e Hydrangea Blue 7-3-3 is a specialized, water-soluble fertilizer formulated to enhance and maintain vibrant blue hydrangea blooms while promoting lush green foliage and healthy plant growth. Designed specifically for blue and pink hydrangea varieties, this professional-grade formula combines balanced nutrition with aluminum sulfate to help acidify soil and encourage rich blue flower coloration.\u003c\/p\u003e\n\u003cp data-start=\"626\" data-end=\"856\"\u003eIdeal for hydrangeas growing in alkaline soils or near concrete foundations where soil pH often rises, this formula helps create the acidic conditions necessary for optimal blue bloom development in compatible hydrangea varieties.\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"1044\"\u003eWhether used in landscape beds, foundation plantings, or container gardens, Hydrangea Blue delivers targeted nutrition and soil conditioning for healthier plants and more vibrant blooms.\u003c\/p\u003e\n\u003ch3 data-section-id=\"dka8qc\" data-start=\"1046\" data-end=\"1073\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-start=\"1075\" data-end=\"1628\"\u003e\n\u003cli data-section-id=\"1cg9zx\" data-start=\"1075\" data-end=\"1134\"\u003eSpecialized 7-3-3 water-soluble fertilizer for hydrangeas\u003c\/li\u003e\n\u003cli data-section-id=\"1dh0kvx\" data-start=\"1135\" data-end=\"1194\"\u003eHelps enhance and maintain vibrant blue flower coloration\u003c\/li\u003e\n\u003cli data-section-id=\"26aqva\" data-start=\"1195\" data-end=\"1242\"\u003eContains 50% aluminum sulfate to acidify soil\u003c\/li\u003e\n\u003cli data-section-id=\"mztdsb\" data-start=\"1243\" data-end=\"1297\"\u003ePromotes lush green foliage and healthy plant growth\u003c\/li\u003e\n\u003cli data-section-id=\"1nqiail\" data-start=\"1298\" data-end=\"1360\"\u003eIdeal for alkaline soils and areas near concrete foundations\u003c\/li\u003e\n\u003cli data-section-id=\"7rorai\" data-start=\"1361\" data-end=\"1419\"\u003eIncludes essential micronutrients for balanced nutrition\u003c\/li\u003e\n\u003cli data-section-id=\"11okm0y\" data-start=\"1420\" data-end=\"1468\"\u003eSupports healthy roots and overall plant vigor\u003c\/li\u003e\n\u003cli data-section-id=\"ny28zt\" data-start=\"1469\" data-end=\"1524\"\u003eCan be applied as both a root drench and foliar spray\u003c\/li\u003e\n\u003cli data-section-id=\"1myp3ig\" data-start=\"1525\" data-end=\"1561\"\u003e100% water-soluble and easy to mix\u003c\/li\u003e\n\u003cli data-section-id=\"hcz6v2\" data-start=\"1562\" data-end=\"1628\"\u003eExcellent for landscape beds, containers, and ornamental gardens\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"u808yy\" data-start=\"1630\" data-end=\"1653\"\u003eGuaranteed Analysis\u003c\/h3\u003e\n\u003cul data-start=\"1655\" data-end=\"1713\"\u003e\n\u003cli data-section-id=\"11ba3q0\" data-start=\"1655\" data-end=\"1668\"\u003e7% Nitrogen\u003c\/li\u003e\n\u003cli data-section-id=\"16yc94b\" data-start=\"1669\" data-end=\"1693\"\u003e3% Available Phosphate\u003c\/li\u003e\n\u003cli data-section-id=\"x420w1\" data-start=\"1694\" data-end=\"1713\"\u003e3% Soluble Potash\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1715\" data-end=\"1832\"\u003eEnhanced with aluminum sulfate and essential micronutrients to support healthy foliage and optimal flower coloration.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1qmgibc\" data-start=\"1834\" data-end=\"1847\"\u003eIdeal For\u003c\/h3\u003e\n\u003cul data-start=\"1849\" data-end=\"2108\"\u003e\n\u003cli data-section-id=\"4t56r2\" data-start=\"1849\" data-end=\"1866\"\u003eBlue hydrangeas\u003c\/li\u003e\n\u003cli data-section-id=\"i3z5pf\" data-start=\"1867\" data-end=\"1911\"\u003ePink hydrangeas capable of blue coloration\u003c\/li\u003e\n\u003cli data-section-id=\"1yo7i5m\" data-start=\"1912\" data-end=\"1932\"\u003eMophead hydrangeas\u003c\/li\u003e\n\u003cli data-section-id=\"9x8lwp\" data-start=\"1933\" data-end=\"1953\"\u003eLacecap hydrangeas\u003c\/li\u003e\n\u003cli data-section-id=\"195o4ue\" data-start=\"1954\" data-end=\"1977\"\u003eNikko Blue hydrangeas\u003c\/li\u003e\n\u003cli data-section-id=\"dq8or7\" data-start=\"1978\" data-end=\"2000\"\u003eBlue Bird hydrangeas\u003c\/li\u003e\n\u003cli data-section-id=\"dja46q\" data-start=\"2001\" data-end=\"2031\"\u003eMerritt’s Supreme hydrangeas\u003c\/li\u003e\n\u003cli data-section-id=\"1l61t5j\" data-start=\"2032\" data-end=\"2054\"\u003eFoundation plantings\u003c\/li\u003e\n\u003cli data-section-id=\"1jmdwem\" data-start=\"2055\" data-end=\"2079\"\u003eOrnamental garden beds\u003c\/li\u003e\n\u003cli data-section-id=\"1qzh9j7\" data-start=\"2080\" data-end=\"2108\"\u003eFlowering landscape shrubs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1q6jgz9\" data-start=\"2110\" data-end=\"2155\"\u003eDesigned to Promote Blue Hydrangea Blooms\u003c\/h3\u003e\n\u003cp data-start=\"2157\" data-end=\"2468\"\u003eHydrangea flower color is heavily influenced by soil pH. In alkaline soils, blue hydrangea varieties often shift toward pink or faded blooms. Jack’s Classic Hydrangea Blue helps lower soil pH with aluminum sulfate, creating conditions that encourage stronger blue pigmentation in compatible hydrangea cultivars.\u003c\/p\u003e\n\u003cp data-start=\"2470\" data-end=\"2649\"\u003eThis makes it especially effective for gardens with naturally alkaline soil or planting areas near sidewalks, driveways, and concrete foundations that can raise soil pH over time.\u003c\/p\u003e\n\u003ch3 data-section-id=\"rk0mi3\" data-start=\"2651\" data-end=\"2685\"\u003eSupports Healthy Green Foliage\u003c\/h3\u003e\n\u003cp data-start=\"2687\" data-end=\"2909\"\u003eIn addition to improving bloom coloration, the balanced 7-3-3 nutrient profile supports healthy root systems, vigorous branching, and lush green foliage for fuller, healthier hydrangea plants throughout the growing season.\u003c\/p\u003e\n\u003ch3 data-section-id=\"h58iqg\" data-start=\"2911\" data-end=\"2944\"\u003eFlexible Feeding Applications\u003c\/h3\u003e\n\u003cp data-start=\"2946\" data-end=\"3101\"\u003eHydrangea Blue can be applied directly to the root zone as a soil drench or sprayed onto foliage for fast nutrient uptake and improved feeding flexibility.\u003c\/p\u003e\n\u003ch3 data-section-id=\"lgtwr4\" data-start=\"3103\" data-end=\"3121\"\u003eImportant Note\u003c\/h3\u003e\n\u003cp data-start=\"3123\" data-end=\"3324\"\u003eThis product is designed to enhance or maintain blue coloration in hydrangea varieties genetically capable of producing blue blooms. It will not change the color of naturally white hydrangea varieties.\u003c\/p\u003e","brand":"Jack's Classic","offers":[{"title":"1.5 lb","offer_id":51380649787556,"sku":"JRP59324","price":14.59,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/Jack_s-Classic-Hydrangea-Blue-7-3-3-Water-Soluble-Fertilizer-115110740.jpg?v=1781217391","url":"https:\/\/www.gardensupplyguys.com\/products\/jack-s-classic-hydrangea-blue-7-3-3-water-soluble-fertilizer","provider":"GARDEN SUPPLY GUYS","version":"1.0","type":"link"}