--- product_id: 325417931 title: "Petramax Liquid Nitrogen Fertilizer 28-0-0 NPK - 32 Oz Spring & Summer Liquid Grass Fertilizer for Lawn, Spray on Easy to Apply for Deep Green Lawn Care - Slow Release High Nitrogen Turf Builder" brand: "petra" price: "€ 100.69" currency: EUR in_stock: true category: "Petra" url: https://www.desertcart.gr/products/325417931-petramax-liquid-nitrogen-fertilizer-28-0-0-npk-32-oz store_origin: GR region: Greece --- # 70% quick + 30% slow release N 28-0-0 ultra-high nitrogen Treats up to 12,800 sq. ft. Petramax Liquid Nitrogen Fertilizer 28-0-0 NPK - 32 Oz Spring & Summer Liquid Grass Fertilizer for Lawn, Spray on Easy to Apply for Deep Green Lawn Care - Slow Release High Nitrogen Turf Builder **Brand:** petra **Price:** € 100.69 **Availability:** ✅ In Stock ## Summary > 🌿 Turn heads with the greenest lawn on the block—fast, smart, and effortless! ## Quick Answers - **What is this?** Petramax Liquid Nitrogen Fertilizer 28-0-0 NPK - 32 Oz Spring & Summer Liquid Grass Fertilizer for Lawn, Spray on Easy to Apply for Deep Green Lawn Care - Slow Release High Nitrogen Turf Builder by petra - **How much does it cost?** € 100.69 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/325417931-petramax-liquid-nitrogen-fertilizer-28-0-0-npk-32-oz) ## Best For - petra enthusiasts ## Why This Product - Trusted petra brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ultra-High Nitrogen Power:** Transforms yellow, nitrogen-starved lawns into lush, deep green carpets with a potent 28-0-0 formula. - • **Universal Grass Compatibility:** Perfect for all grass types—warm or cool season—ensuring consistent, vibrant growth no matter your lawn’s needs. - • **Dual-Action Release Technology:** Experience rapid greening plus sustained growth with 70% quick-release and 30% slow-release nitrogen in one easy spray. - • **Effortless Application & Coverage:** Mix and spray with ease; covers up to 12,800 sq. ft. for maintenance or 6,400 sq. ft. for nitrogen correction—ideal for busy pros. - • **Proudly American & Customer-Focused:** Backed by a USA family-owned brand with 100% satisfaction guarantee and responsive support, so your lawn care is worry-free. ## Overview Petramax Liquid Nitrogen Fertilizer delivers a powerful 28-0-0 NPK formula with innovative 70/30 quick and slow nitrogen release technology, designed to rapidly green and sustain healthy turf growth. Suitable for all grass types and covering up to 12,800 sq. ft., this easy-to-apply liquid fertilizer is made by a trusted USA family-owned company, ensuring quality and customer satisfaction for professional-grade lawn care. ## Description desertcart.com : Petramax Liquid Nitrogen Fertilizer 28-0-0 NPK - 32 Oz Spring & Summer Liquid Grass Fertilizer for Lawn, Spray on Easy to Apply for Deep Green Lawn Care - Slow Release High Nitrogen Turf Builder | Spring & Summer Liquid Grass Fertilizer for Lawn - Quick & Slow Release High Nitrogen Turf Builder for Deep Green Lawn Care : Patio, Lawn & Garden ## Features - ULTIMATE LIQUID NITROGEN FERTILIZER: This liquid lawn food supplement has an ultra-high nitrogen formula to promote green grass and quick growth. Easily turn yellow & nitrogen deficient grass into a lush thick green! - 28-0-0 QUICK & SLOW RELEASE TECHNOLOGY: This 2-in-1 liquid lawn fertilizer formula provides 70% quick-release nitrogen for rapid green and growth and 30% slow-release nitrogen for ongoing growth between applications.Get the best of both worlds in 1 easy application. - WORKS WITH ALL GRASS TYPES: Whether you have warm- or cold-season grass, this is the perfect liquid grass food for quick green-up. It's super-effective in making your lawn green and to achieve consistent growth. Ideal for both new and old lawns. - Apply Nitrogen to Your Lawn Quickly: PetraTools created our NPK lawn booster to be simple and easy to use. Mix 5oz of liquid nitrogen per gallon of water for maintenance or 10 oz per gallon to correct nitrogen levels. Treats up to 12,800 Sq. Ft. for maintenance or 6,400 Sq. Ft. of nitrogen deficient grass. For best results, use a PetraTools sprayer to evenly spray mixture across lawn. - American Family-Owned Company & USA Support: PetraTools is a USA-based company located in Carlisle, Pennsylvania. All PetraTools products have a 100% satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have. PetraTools continues to work hard to deliver top-quality sprayers & solutions to keep your home, lawn, and places of business clean, green, and safe. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B095BTZPYD | | Best Sellers Rank | #16,689 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #570 in Garden Fertilizers | | Brand Name | Petra | | Coverage | Full | | Customer Reviews | 4.4 4.4 out of 5 stars (939) | | Included Components | Fertilizer | | Item Form | Liquid | | Item Weight | 2 pounds | | Liquid Volume | 32 fluid ounces | | Manufacturer | Petra | | Mixing Ratio | 1:20 or 1:10 | | Model Number | CRG/EY-7481FWS | | Number of Items | 1 | | Part Number | 0-01 | | Specific Uses For Product | Lawn,Lawns | | Target Species | grass types | | UPC | 850029123415 | | Unit Count | 128 Fluid Ounces | ## Product Details - **Brand:** Petra - **Item Form:** Liquid - **Item Weight:** 2 pounds - **Liquid Volume:** 32 fluid ounces - **Specific Uses For Product:** Lawn,Lawns ## Images ![Petramax Liquid Nitrogen Fertilizer 28-0-0 NPK - 32 Oz Spring & Summer Liquid Grass Fertilizer for Lawn, Spray on Easy to Apply for Deep Green Lawn Care - Slow Release High Nitrogen Turf Builder - Image 1](https://m.media-amazon.com/images/I/81r6Hwbd69L.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.gr/products/325417931-petramax-liquid-nitrogen-fertilizer-28-0-0-npk-32-oz](https://www.desertcart.gr/products/325417931-petramax-liquid-nitrogen-fertilizer-28-0-0-npk-32-oz) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-08-10*