{"product_id":"norcal-perlite-4cf-of-4","title":"NorCal Perlite Horticultural Perlite - Grade #4+ - 4 Cubic Feet","description":"\u003cp\u003eProduct Name: Norcal Horticultural Perlite\u003cbr\u003e\u003cbr\u003eDescription:\u003cbr\u003eNorcal Horticultural Perlite is a high-quality, lightweight soil amendment made from naturally occurring volcanic rock. When expanded by heat, it forms a porous structure that improves soil aeration, drainage, and moisture retention—key factors for vigorous plant growth. Suitable for a wide range of horticultural uses including soil blends, hydroponics, propagation, and container gardening.\u003cbr\u003e\u003cbr\u003eKey Features:\u003cbr\u003e\u003cbr\u003eImproves Soil Structure: Prevents compaction and crusting, allowing roots to thrive.\u003cbr\u003e\u003cbr\u003eBoosts Aeration \u0026amp; Drainage: Ensures optimal air flow and water movement through soil.\u003cbr\u003e\u003cbr\u003eBalances Moisture Retention: Holds water without becoming waterlogged.\u003cbr\u003e\u003cbr\u003eMultiple Uses: Excellent for propagation, hydroponics, raised beds, and nursery production.\u003cbr\u003e\u003cbr\u003eOrganic Certified: Approved for use in organic farming and gardening.\u003cbr\u003e\u003cbr\u003eAvailable Grades:\u003cbr\u003e\u003cbr\u003eGrade #1: Fine texture, ideal for delicate roots and starter plants.\u003cbr\u003e\u003cbr\u003eGrade #2: Balanced texture for general gardening use.\u003cbr\u003e\u003cbr\u003eGrade #3: Coarse particles, low fines—great for mixing in soil blends that need more drainage.\u003cbr\u003e\u003cbr\u003eGrade #4+: Large, open particles ideal for hydroponic systems or maximum aeration needs.\u003cbr\u003e\u003cbr\u003eGrade #100: Medium-coarse grade that provides a balance of drainage and water retention.\u003cbr\u003e\u003cbr\u003eApplications:\u003cbr\u003e\u003cbr\u003eContainer Gardening \u0026amp; Soil Blends\u003cbr\u003e\u003cbr\u003eSeed Starting \u0026amp; Propagation\u003cbr\u003e\u003cbr\u003eHydroponic Growing Media\u003cbr\u003e\u003cbr\u003eGreenhouse \u0026amp; Nursery Production\u003cbr\u003e\u003cbr\u003eRoof Gardens \u0026amp; Lightweight Soil Mixes\u003cbr\u003e\u003cbr\u003eSafety Information:\u003cbr\u003eNon-hazardous material. Use protective gear (mask and goggles) when handling to avoid dust inhalation.\u003cbr\u003e\u003cbr\u003eFor more information, visit: Norcal Horticultural Perlite\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"NorCal Perlite","offers":[{"title":"4 Cubic Feet","offer_id":50491677868223,"sku":"4004","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/9334\/4191\/files\/norcal_perlite_4plus.jpg?v=1791001741","url":"https:\/\/www.dsgardensupplies.com\/products\/norcal-perlite-4cf-of-4","provider":"DS Garden Supplies","version":"1.0","type":"link"}