--- product_id: 677181055 title: "The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml))" brand: "the coral ranch" price: "925.80 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/677181055-the-coral-ranch-guillards-f-2-formula-microalgae-fertilizer-concentrate store_origin: TN region: Tunisia --- # High-density microalgae boost Optimal 500ml concentrated formula Proudly USA-made quality The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) **Brand:** the coral ranch **Price:** 925.80 DT **Availability:** ✅ In Stock ## Summary > 🌿 Elevate your aquatic world with the ultimate microalgae boost! ## Quick Answers - **What is this?** The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) by the coral ranch - **How much does it cost?** 925.80 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/677181055-the-coral-ranch-guillards-f-2-formula-microalgae-fertilizer-concentrate) ## Best For - the coral ranch enthusiasts ## Why This Product - Trusted the coral ranch brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **No Fuss, No Batteries:** Ready-to-use liquid concentrate—simple, clean, and efficient. - • **Eco-Conscious & USA-Made:** Support sustainable, locally manufactured products with trusted quality control. - • **Generous 500ml Concentrate:** Long-lasting supply designed for full coverage and consistent results. - • **Microalgae Growth Powerhouse:** Supercharge your aquatic ecosystems with nutrient-rich phytoplankton fertilizer. - • **Precision-Formulated f/2 Formula:** Scientifically crafted for maximum microalgae density and vitality. ## Overview The Coral Ranch Guillard's F/2 Formula Microalgae Fertilizer Concentrate is a 500ml USA-made liquid fertilizer designed to enhance microalgae growth with a scientifically optimized nutrient blend. Ideal for professional aquatic cultivation, it delivers high-density phytoplankton cultures without any complicated setup or power requirements. ## Description Product description F/2 Guillard’s Formula Microalgae Fertilizer Concentrate The Coral Ranch's F/2 Microalgae Fertilizer is a specially formulated nutrient solution designed to foster the healthy growth of phytoplankton using Guillard's proven formula. Derived from high-quality ingredients, this fertilizer provides the essential nutrients, vitamins and trace elements necessary for robust phytoplankton growth. The Coral Ranch’s F/2 Microalgae Fertilizer is your reliable choice for achieving high density phytoplankton cultures. Directions: Add 4ml per us gallon of freshly mixed saltwater to achieve f/2 concentration. Shake well before using. Storage: Store in a cool, dry place away from direct sunlight. Warning: Not for human consumption. Keep out of reach of children and pets. Avoid contact with eyes and skin. In case of contact, rinse thoroughly with water. If ingested accidentally, seek medical attention immediately. Directions Add 4ml per us gallon of freshly mixed saltwater to achieve f/2 concentration. Shake well before using. Store in a cool, dry place away from direct sunlight. Warning: Not for human consumption. Keep out of reach of children and pets. Avoid contact with eyes and skin. In case of contact, rinse thoroughly with water. If ingested accidentally, seek medical attention immediately. P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Safety Warning Not for human consumption. Keep out of reach of children and pets. Avoid contact with eyes and skin. In case of contact, rinse thoroughly with water. If ingested accidentally, seek medical attention immediately. See more ## Features - Phytoplankton Fertilizer - Guillard's f/2 Formula - Manufactured in the USA - High density Phytoplankton Cultures ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | The Coral Ranch | | Part number | 1 | | Item Weight | 236 g | | Item model number | f/2 10 fl oz | | Size | 16.9 fl oz (500ml) | | Cutting Diameter | 2.2 Inches | | Coverage | Full | | Specific uses | Microalgae Growth | | Included components | Microalgae Fertilizer | | Batteries Required? | No | | Item diameter | 2.2 Inches | ## Product Details - **Brand:** The Coral Ranch - **Liquid volume:** 10 Fluid Ounces - **Item weight:** 236 Grams - **Item form:** Liquid - **Target species:** Aquatic Plants, Invertebrates ## Images ![The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 1](https://m.media-amazon.com/images/I/518agEUXGPL.jpg) ![The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 2](https://m.media-amazon.com/images/I/51vwIcuxAkL.jpg) ![The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 3](https://m.media-amazon.com/images/I/61DYoQfXdqL.jpg) ![The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 4](https://m.media-amazon.com/images/I/617aGkkRw7L.jpg) ## Available Options This product comes in different **Size Name** options. ## Frequently Bought Together - The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - uxcell Clear Rigid Tubing 5mm(3/16'') ID x 6mm(1/4'') OD x 1Ft Length Round Plastic Polycarbonate Tube - North Mountain Supply 1 Gallon Glass Jar Wide Mouth with Black Plastic Lid - USDA, BPA-Free, Made in the USA - for Fermenting, Storing, Canning, and Much More! --- ## 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/677181055-the-coral-ranch-guillards-f-2-formula-microalgae-fertilizer-concentrate](https://www.desertcart.tn/products/677181055-the-coral-ranch-guillards-f-2-formula-microalgae-fertilizer-concentrate) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-10*