--- product_id: 628820202 title: "Humboldts Secret Greenify | 12-0-0 Nitrogen & 6% Iron Liquid Lawn Fertilizer | Concentrated Fertilizer Spray - Liquid Nitrogen Fertilizer - Chelated Iron Fertilizer, Liquid Iron for Lawn | 32 oz" brand: "humboldts secret" price: "216.52 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/628820202-humboldts-secret-greenify-12-0-0-nitrogen-and-6-iron store_origin: TN region: Tunisia --- # Micronutrients: Sulfur & Magnesium blend 12-0-0 Nitrogen boost 6% Chelated Iron for fast absorption Humboldts Secret Greenify | 12-0-0 Nitrogen & 6% Iron Liquid Lawn Fertilizer | Concentrated Fertilizer Spray - Liquid Nitrogen Fertilizer - Chelated Iron Fertilizer, Liquid Iron for Lawn | 32 oz **Brand:** humboldts secret **Price:** 216.52 DT **Availability:** ✅ In Stock ## Summary > 🌱 Turn your lawn into the ultimate green statement! ## Quick Answers - **What is this?** Humboldts Secret Greenify | 12-0-0 Nitrogen & 6% Iron Liquid Lawn Fertilizer | Concentrated Fertilizer Spray - Liquid Nitrogen Fertilizer - Chelated Iron Fertilizer, Liquid Iron for Lawn | 32 oz by humboldts secret - **How much does it cost?** 216.52 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/628820202-humboldts-secret-greenify-12-0-0-nitrogen-and-6-iron) ## Best For - humboldts secret enthusiasts ## Why This Product - Trusted humboldts secret brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Iron-Clad Green:** Chelated liquid iron ensures swift nutrient uptake, turning your lawn a deep, envy-worthy green. - • **Lush Lawn, Fast:** Nitrogen-rich formula fuels rapid leaf & stem growth for instant vibrancy. - • **Pro-Grade Quality:** Made in the USA with precision, delivering professional results that make your lawn the neighborhood’s crown jewel. - • **Effortless Application:** User-friendly sprayer with adjustable settings covers large areas evenly—lawn care made simple. - • **Micronutrient Powerhouse:** Sulfur and magnesium supercharge chlorophyll and photosynthesis for healthier, thicker grass. ## Overview Humboldts Secret Greenify is a concentrated 32 oz liquid fertilizer combining 12-0-0 nitrogen and 6% chelated iron, enriched with sulfur and magnesium. Designed for fast absorption and easy spray application, it promotes vigorous growth, deep green color, and overall lawn vitality with professional-grade quality made in the USA. ## Description Humboldts Secret Greenify | 12-0-0 Nitrogen & 6% Iron Liquid Lawn Fertilizer | Concentrated Fertilizer Spray - Liquid Nitrogen Fertilizer - Chelated Iron Fertilizer, Liquid Iron for Lawn | 32 oz ## Features - Elevate Lawn Health: Our Greenify liquid iron spray, serving as both iron fertilizer and grass fertilizer for lawn care, fortifies your grass with essential nutrients. Designed to provide iron for grass lawn vitality, it revitalizes your lawn with a lush, green appeal. With chelated liquid iron our spray facilitates swift absorption by grass roots, optimizing nutrient uptake. - Nitrogen-Infused Vitality: Our liquid nitrogen spray enhances soil fertility and promotes the lush green grass you desire. The nitrogen fertilizer fuels vigorous leaf and stem development, ensuring a vibrant lawn. - Essential Micronutrients: Infused with sulfur and magnesium, our liquid fertilizer spray enriches your lawn with vital micronutrients essential for healthy growth. Sulfur aids in chlorophyll production, enhancing grass color, while magnesium promotes enzyme activation, boosting photosynthesis efficiency for lush, green, amazing grass. - Easy Application: Equipped with a lawn sprayer, our liquid fertilizer for grass offers a simple, hassle-free application. Covering large lawn areas with ease, it ensures even distribution of nutrients, making lawn care a breeze with our simple lawn solutions. To use, push the tab and slide the switch over to the desired setting. - Professional-Grade Results: Crafted with precision and quality in the USA, our liquid iron spray delivers professional-grade outcomes. Made for success, it serves as liquid plant food, guaranteeing a vibrant, thriving lawn that's the envy of the neighborhood. ## Product Details - **Brand:** Humboldts Secret - **Item Weight:** 3 Pounds - **Item Form:** Liquid - **Liquid Volume:** 32 Fluid Ounces - **Specific Uses For Product:** Plant Growth, Nitrogen Deficiency, Lawn, Iron Deficiency ## Images ![Humboldts Secret Greenify | 12-0-0 Nitrogen & 6% Iron Liquid Lawn Fertilizer | Concentrated Fertilizer Spray - Liquid Nitrogen Fertilizer - Chelated Iron Fertilizer, Liquid Iron for Lawn | 32 oz - Image 1](https://m.media-amazon.com/images/I/71kO7mmaFCL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Humboldts Secret Greenify | 12-0-0 Nitrogen & 6% Iron Liquid Lawn Fertilizer | Concentrated Fertilizer Spray - Liquid Nitrogen Fertilizer - Chelated Iron Fertilizer, Liquid Iron for Lawn | 32 oz - LawnStar Liquid Iron (32 OZ) for Plants - Multi-Purpose, Suitable for Lawn, Flowers, Shrubs, Trees - Treats Iron Deficiency, Root Damage & Color Distortion – EDTA-Free, American Made - Chapin 20000 Made in USA 1 -Gallon Lawn and Garden Pump Pressured Sprayer, for Spraying Plants, Garden Watering, Weeds and Pests, Polypropylene, Translucent White --- ## 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.tn/products/628820202-humboldts-secret-greenify-12-0-0-nitrogen-and-6-iron](https://www.desertcart.tn/products/628820202-humboldts-secret-greenify-12-0-0-nitrogen-and-6-iron) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-27*