{"product_id":"southern-ag-aluminum-sulfate-acidifies-soil-5-lb","title":"Southern Ag Aluminum Sulfate (Acidifies Soil) – 5 lb","description":"\u003ch2\u003eBoost soil readiness for acid-loving shrubs\u003c\/h2\u003e\u003cp\u003eSouthern Ag Aluminum Sulfate in a ready-to-use 5 lb package helps gently lower soil pH where it matters most. This fertilizer-grade aluminum sulfate (9.0% metallic) is designed for use around shrubs and small trees that thrive in acidic soils.\u003c\/p\u003e\u003cp\u003eWhat makes this product appealing is how the effect translates in the garden. When applied correctly, it helps create a soil environment that supports vibrant blooms and lush foliage for varieties such as hydrangeas, rhododendrons, blueberries, camellias, and azaleas, among others. The result is not a single moment of color, but a potential shift in how your plants respond to nutrients over time.\u003c\/p\u003e\u003ch3\u003eKey benefits you can expect\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLower soil pH in areas around established plants where alkalinity reduces growth or flowering.\u003c\/li\u003e\n\u003cli\u003eSupport for acid-loving shrubs like hydrangeas and azaleas, and fruiting plants such as blueberries.\u003c\/li\u003e\n\u003cli\u003eCorrects high alkalinity in garden beds and borders.\u003c\/li\u003e\n\u003cli\u003eCompatibility with a variety of woody ornamentals including rhododendrons, gardenias, camellias, and azaleas.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct details at a glance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSize: 5 lb\u003c\/li\u003e\n\u003cli\u003eBlend: Fertilizer-grade aluminum sulfate (9.0% metallic)\u003c\/li\u003e\n\u003cli\u003eUsage note: Not for spray application\u003c\/li\u003e\n\u003cli\u003eRecommended use: Acid-loving shrubs and small trees\u003c\/li\u003e\n\u003cli\u003eApplication action: Broadcast evenly; wash off foliage and water\u003c\/li\u003e\n\u003cli\u003eLarge quantity discounts: For bulk orders or mixed multi-packs, message us\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to apply for best results\u003c\/h3\u003e\u003cp\u003eApply by plant size to ensure an even distribution. For large shrubs, calculate 1 lb per 3 ft of height. For trees, apply 1 lb per inch of trunk diameter. Small shrubs align with 5 lb per 100 sq ft. After applying, spread the product evenly and water to help it settle into the root zone.\u003c\/p\u003e\u003ch3\u003eUsage notes and resources\u003c\/h3\u003e\u003cp\u003eFor reference and safety, you can download the product label and Safety Data Sheet (SDS) from the guides section. These PDFs offer detailed instructions and precautions to help you plan applications with care.\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: What is Southern Ag Aluminum Sulfate used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The aluminum sulfate helps lower soil pH, supporting acid-loving plants like hydrangeas and azaleas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I apply this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Broadcast evenly around the base of plants, water after application, and follow the rate guidelines by plant size.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Southern Ag","offers":[{"title":"Default Title","offer_id":45741341343930,"sku":"B0053NLMCY","price":67.02,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/southern-ag-aluminum-sulfate-5lb-bottle.jpg?v=1774814837","url":"https:\/\/gardencanada.ca\/products\/southern-ag-aluminum-sulfate-acidifies-soil-5-lb","provider":"Garden Canada","version":"1.0","type":"link"}