---
product_id: 791136628
title: "Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml))"
brand: "the coral ranch"
price: "€ 4.05"
currency: EUR
in_stock: false
url: https://www.desertcart.be/products/791136628-guillards-f-2-formula-microalgae-fertilizer-concentrate-16-9-fl
store_origin: BE
region: Belgium
---

# High-density phytoplankton boost Concentrated 500ml formula Proudly USA-made quality Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml))

**Brand:** the coral ranch
**Price:** € 4.05
**Availability:** ❌ Out of Stock

## Summary

> 🌿 Elevate your microalgae game with the pro’s choice fertilizer!

## Quick Answers

- **What is this?** Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) by the coral ranch
- **How much does it cost?** € 4.05 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/791136628-guillards-f-2-formula-microalgae-fertilizer-concentrate-16-9-fl)

## 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

- • **Made in the USA:** Crafted domestically to ensure premium quality and consistency.
- • **Precision Formula:** Guillard's F/2, the gold standard for microalgae nutrition, trusted by pros.
- • **Concentrated Efficiency:** 500ml of potent fertilizer concentrate for long-lasting, effective use.
- • **Phytoplankton Powerhouse:** Supercharge your aquatic cultures with high-density microalgae growth.
- • **Unlock Aquatic Potential:** Ideal for researchers and aquaculture managers aiming for peak productivity.

## Overview

Guillard's F/2 Formula Microalgae Fertilizer Concentrate is a 500ml USA-made solution designed to deliver high-density phytoplankton cultures. Trusted by professionals, this concentrated formula optimizes microalgae growth for research and aquaculture applications.

## Description

Full description not available

## Features

- Phytoplankton Fertilizer
- Guillard's f/2 Formula
- Manufactured in the USA
- High density Phytoplankton Cultures

## Product Details

- **Brand:** The Coral Ranch
- **Liquid Volume:** 10 Fluid Ounces
- **Item Weight:** 236 Grams
- **Item Form:** Liquid
- **Manufacturer:** The Coral Ranch

## Images

![Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 1](https://m.media-amazon.com/images/I/518agEUXGPL.jpg)
![Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 2](https://m.media-amazon.com/images/I/51vwIcuxAkL.jpg)
![Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 3](https://m.media-amazon.com/images/I/61DYoQfXdqL.jpg)
![Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml)) - Image 4](https://m.media-amazon.com/images/I/617aGkkRw7L.jpg)

---

## 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.be/products/791136628-guillards-f-2-formula-microalgae-fertilizer-concentrate-16-9-fl](https://www.desertcart.be/products/791136628-guillards-f-2-formula-microalgae-fertilizer-concentrate-16-9-fl)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-07-14*