Overview
Seachem Flourish Excel is a liquid fertilizer that supplements CO2 for aquatic plants. Uses:
<ul> <li>Seachem Flourish Excel is a liquid fertilizer that supplements CO2 for aquatic plants.</li> <li>Seachem Flourish Excel can be used as a replacement for CO2 gas cylinders.</li> <li>Treats and prevents algae problems in the aquarium.</li>
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Usage instructions:
<ul> <li>When setting up a new tank or during water changes > 40%.</li> <li>Use 5 ml for 40 liters of water.</li> <li>Then use 5 ml for 200 liters of water (add daily or every other day).</li> <li>The dosage can be increased if there are many plants in the tank.</li>
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Seachem gear is commonly used for freshwater planted tanks, nano aquascapes, and routine maintenance — always match capacity to your tank volume and livestock.
What to know before buying
- Confirm tank size, flow rate, or dosage matches your setup (check the manufacturer listing on Amazon).
- Compare the latest Amazon price with local shops — affiliate links do not change what you pay.
- Read recent buyer reviews for packaging, noise level, and long-term reliability.
Who this is for
Ideal if you run a planted freshwater tank or aquascape and want a proven seachem product with wide availability in the US and international Amazon marketplaces.