---
product_id: 791136628
title: "Guillard's F/2 Formula Microalgae Fertilizer Concentrate (16.9 fl oz (500ml))"
brand: "the coral ranch"
price: "€ 3.55"
currency: EUR
in_stock: false
url: https://www.desertcart.de/products/791136628-guillards-f-2-formula-microalgae-fertilizer-concentrate-16-9-fl
store_origin: DE
region: Germany
---

# 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:** € 3.55
**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?** € 3.55 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/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)

---

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**Shop now:** [https://www.desertcart.de/products/791136628-guillards-f-2-formula-microalgae-fertilizer-concentrate-16-9-fl](https://www.desertcart.de/products/791136628-guillards-f-2-formula-microalgae-fertilizer-concentrate-16-9-fl)

---

*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-02-22*