--- product_id: 154312228 title: "Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5" brand: "down to earth all natural fertilizers" price: "5137 kr" currency: ISK in_stock: true category: "Down To Earth All Natural Fertilizers" url: https://www.desertcart.is/products/154312228-down-to-earth-all-natural-fertilizers-solution-grade-langbeinite-1 store_origin: IS region: Iceland --- # 21.5% Potassium Power OMRI Organic Certified 200 Mesh Water-Soluble Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 **Brand:** down to earth all natural fertilizers **Price:** 5137 kr **Availability:** ✅ In Stock ## Summary > 🌿 Elevate your garden game with pro-grade nutrients that make your plants the envy of the neighborhood! ## Quick Answers - **What is this?** Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 by down to earth all natural fertilizers - **How much does it cost?** 5137 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/154312228-down-to-earth-all-natural-fertilizers-solution-grade-langbeinite-1) ## Best For - down to earth all natural fertilizers enthusiasts ## Why This Product - Trusted down to earth all natural fertilizers brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Chloride-Free Formula:** Gentle on sensitive plants and soil microbes, ensuring a thriving, balanced ecosystem. - • **Triple Nutrient Boost:** Unlock peak plant health with 21.5% potassium, 10.8% magnesium, and 22% sulfur for vibrant growth. - • **Certified Organic & Safe:** OMRI listed for organic growers—perfect for edible crops and eco-conscious gardens. - • **Ultra-Fine Solution Grade:** 200 mesh powder dissolves instantly for seamless foliar sprays, hydroponics, and fertigation. - • **Enhances Flowering & Flavor:** Boosts nutrient uptake to improve fruit quality, flavor, and stress resilience—grow like a pro. ## Overview Down To Earth Langbeinite is a professional-grade, all-natural potassium magnesium sulfate fertilizer (0-0-21.5) featuring a finely milled 200 mesh powder that dissolves easily for liquid or spray application. OMRI certified and chloride-free, it supports organic growing systems while enhancing flowering, fruiting, and overall plant resilience. ## Description desertcart.com : Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 : Patio, Lawn & Garden ## Features - Triple Nutrient Formula (0-0-21.5): Supplies 21.5% potassium, 10.8% magnesium, and 22% sulfur to boost crop health and performance. - OMRI Listed & Organic: Approved for use in certified organic growing systems and safe for edible crops. - Chloride-Free: Gentle on plants and beneficial soil microbes, making it ideal for sensitive species and soils. - Solution Grade Powder: Finely milled and water-soluble for easy use in foliar sprays, hydroponics, and fertigation systems. - Supports Flowering & Fruiting: Enhances nutrient uptake, improves flavor, and increases resilience to stress. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07SRW44HT | | Application Method | Spray | | Best Sellers Rank | #141,066 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #2,535 in Garden Fertilizers | | Brand Name | Down To Earth All Natural Fertilizers | | Coverage | 200 | | Customer Reviews | 4.5 4.5 out of 5 stars (138) | | Item Form | Powder | | Item Weight | 16 ounces | | Liquid Volume | 16 fluid ounces | | Manufacturer | Down To Earth All Natural Fertilizers | | Model Number | DTE-FERT-SOLU-Langbeinite-1lb-FOS | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | DTE-FERT-SOLU-Langbeinite-1lb-FOS | | Specific Uses For Product | Plant Growth, Root Development, Seed Development | | Target Species | Plant | | UPC | 714360190225 | | Unit Count | 16 Fluid Ounces | ## Product Details - **Brand:** Down To Earth All Natural Fertilizers - **Item Form:** Powder - **Item Weight:** 16 ounces - **Liquid Volume:** 16 fluid ounces - **Specific Uses For Product:** Plant Growth, Root Development, Seed Development ## Images ![Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 - Image 1](https://m.media-amazon.com/images/I/71RRN9lWQAL.jpg) ![Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 - Image 2](https://m.media-amazon.com/images/I/71ItzzadlNL.jpg) ![Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 - Image 3](https://m.media-amazon.com/images/I/91f+GQY6JrL.jpg) ![Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 - Image 4](https://m.media-amazon.com/images/I/71N4Saj+frL.jpg) ![Down To Earth All Natural Fertilizers Solution Grade Langbeinite - 1 lb | Professional Grade Potassium Magnesium Sulfate Powder 200 mesh for Liquid or Spray 0-0-21.5 - Image 5](https://m.media-amazon.com/images/I/918ZYTvH-GL.jpg) ## Frequently Bought Together - Down to Earth OMRI Organic Solution Grade Langbeinite 0-0-21.5, 1 lb - Down To Earth Calcium 96, 1 lb, Solution Grade, Organic, Fertilizer - Down to Earth OMRI Organic Solution Grade Potassium Sulfate 0-0-50, 1 lb --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.is/products/154312228-down-to-earth-all-natural-fertilizers-solution-grade-langbeinite-1](https://www.desertcart.is/products/154312228-down-to-earth-all-natural-fertilizers-solution-grade-langbeinite-1) --- *Product available on Desertcart Iceland* *Store origin: IS* *Last updated: 2026-08-14*