---
product_id: 685726396
title: "PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (32oz f/2)"
brand: "mercer of montana"
price: "VT16143"
currency: VUV
in_stock: true
reviews_count: 8
category: "Mercer Of Montana"
url: https://www.desertcart.vu/products/685726396-phytopheed-mercer-of-montanas-concentrated-guillards-formula-f-2-32oz
store_origin: VU
region: Vanuatu
---

# Extended shelf life for lasting use Maximizes phytoplankton cell density 30+ years proven f/2 formula PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (32oz f/2)

**Brand:** mercer of montana
**Price:** VT16143
**Availability:** ✅ In Stock

## Summary

> 🌿 Fuel your aquatic ecosystem with the gold standard in microalgae growth!

## Quick Answers

- **What is this?** PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (32oz f/2) by mercer of montana
- **How much does it cost?** VT16143 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/685726396-phytopheed-mercer-of-montanas-concentrated-guillards-formula-f-2-32oz)

## Best For

- mercer of montana enthusiasts

## Why This Product

- Trusted mercer of montana brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Silicate-Free Purity:** No silicates means cleaner cultures and healthier aquatic environments.
- • **High-Density Cultures:** Achieve peak cell densities for robust rotifer, artemia, and aquarium feeding cycles.
- • **Trusted Growth Medium:** Leverage 30+ years of Guillard's f/2 formula excellence for consistent microalgae cultures.
- • **Long-Lasting & Efficient:** Concentrated formula with extended shelf life—1ml per liter dosing stretches your supply.
- • **Boost Your Fry's Nutrition:** Pre-load essential vitamins into phytoplankton to supercharge your fish fry’s development.

## Overview

Mercer of Montana's PhytoPheed Concentrated Guillard's f/2 Formula is a liquid hydro algal fertilizer trusted for over 30 years to cultivate high-density phytoplankton cultures. Essential for enriching fish fry nutrition, this silicate-free formula supports continuous or batch microalgae growth with an extended shelf life, making it a must-have for professional aquarists and hatcheries.

## Description

Mercer Of Montana has concentrated the Guillard f/2 formula to help you achieve high density, continuous or batch cultures of micro algae for your fish fry, rotifer and artemia feed, or to dose to your aquarium system. Hydro Algal Fertilizer, Phyto Pheed, has an extended shelf life, and using the suggested dosing of 1ml/liter, one 8 ounce bottle will last.

Review: Muy buen producto - Excelente
Review: As described - Works great!

## Features

- Guillard's f/2 formula growth medium standard for over 30 years
- Essential to pre-loading vitamins into phytoplankton prior to feeding fry
- Promotes the highest cell densities in your phytoplankton culture
- Contains no silicates

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DP5CW7TB |
| ASIN  | B0DP5CW7TB |
| Best Sellers Rank | #94,199 in Pet Supplies ( See Top 100 in Pet Supplies ) #882 in Aquarium Water Treatments |
| Brand Name | Mercer of Montana |
| Customer Reviews | 4.4 4.4 out of 5 stars (90) |
| Date First Available  | February 18, 2016 |
| Global Trade Identification Number | 00850047705037 |
| Included Components | f/2 and sterile dosing syringe and cap |
| Item Form | Liquid |
| Item Weight | 8 Ounces |
| Item Weight  | 8 ounces |
| Liquid Volume | 8 Fluid Ounces |
| Manufacturer | Mercer Of Montana, LLC |
| Manufacturer  | Mercer Of Montana, LLC |
| Manufacturer Part Number | MOM-f-2 |
| Target Species | Fish |

## Product Details

- **Brand:** Mercer of Montana
- **Item Form:** Liquid
- **Item Weight:** 8 Ounces
- **Liquid Volume:** 8 Fluid Ounces
- **Manufacturer:** Mercer Of Montana, LLC

## Images

![PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (32oz f/2) - Image 1](https://m.media-amazon.com/images/I/314bTLLkzIL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Muy buen producto
*by H***Z on November 17, 2025*

Excelente

### ⭐⭐⭐⭐⭐ As described
*by C***T on January 8, 2025*

Works great!

### ⭐⭐⭐⭐⭐ This is a great product to culture microalgae
*by S***G on August 3, 2018*

This is a great product to culture microalgae. In the past I've used Miracle Gro with mostly failure where the culture would completely crash relatively quickly. This nannochloropsis culture got dark quickly and has remained alive for more than a 3 weeks now, there's a power head in there that you cant even see anymore.

## Frequently Bought Together

- PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (32oz f/2)
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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-07*