Grow Your Own Endless Supply of Live Phyto Food – Professional Guillard’s F/2 Formula
Stop overpaying for small, short-lived bottles of live phytoplankton. With this 16oz bottle of concentrated Guillard’s F/2 fertilizer, you can easily culture your own dense, nutrient-rich microalgae at home—providing a continuous, fresh food source for your copepods, rotifers, corals, and other filter feeders.
This is the same industry-standard formula used by professional aquaculture facilities and research labs worldwide. Whether you are raising Nannochloropsis, Tetraselmis, or other marine microalgae, this fertilizer delivers the balanced nutrition your cultures need for explosive, healthy growth.
✨ Key Benefits
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Complete Professional Formula: Based on the scientifically proven Guillard’s F/2 recipe, this solution contains all essential macronutrients, trace minerals, and vitamins (B1, B12, Biotin) for robust algae growth.
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Silicate-Free & Reef-Safe: Brewed with pure, lab-grade ingredients. This formula is 100% silicate-free, so it will not trigger unwanted diatom (brown algae) blooms in your display tank.
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Versatile & Easy to Use: Perfect for culturing phytoplankton for reef tanks, copepod/rotifer cultures, brine shrimp, and other microalgae feeders.
📖 Dosage & Usage Guidelines
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Standard Dosage (per bottle directions): Many users follow the label instruction of 1 mL per litter of fresh saltwater.
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Always shake well before use.
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Tip: Start with the lower dosage and adjust based on your culture’s growth response. Consistent lighting and aeration will help you achieve maximum density.
(Note: Always follow the specific directions printed on the bottle label for the manufacturer’s recommended dosage.)
📦 What You Get
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One (1) 16 oz (473 mL) bottle of concentrated Guillard’s F/2 phytoplankton fertilizer.
❓ Frequently Asked Questions
Q: Will this fertilizer cause algae blooms in my main display tank?
A: This product is silicate-free and intended for dedicated culture vessels, not for direct dosing into a display aquarium. When used as directed for phytoplankton culturing, it will not introduce silicates that fuel diatom outbreaks.