Seachem Flourish Phosphorus - Seachem
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Product Information
Full details
Seachem Flourish Phosphorus is a specialized liquid supplement designed for aquarists managing heavily planted, Dutch-style aquariums who need precise control over their nutrient dosing. Its primary benefit is the ability to provide essential phosphorus without the addition of nitrates, allowing for targeted plant growth support; however, users must exercise caution to dose according to specific plant requirements to avoid unnecessary accumulation of phosphates.
All features
| Brand | Seachem |
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Extended Product Information
FAQs
Can I use this in a shrimp tank?
Yes, Seachem Flourish Phosphorus is safe for invertebrates such as shrimp and snails.
Do I need to use other fertilizers with this product?
Yes, for optimal plant health, it is best used in conjunction with Flourish Nitrogen and Flourish Potassium.
How often should I dose?
The beginner recommendation is 2.5ml per 80 liters once or twice a week, adjusted based on plant health and test results.
What are signs of phosphorus deficiency?
Common signs include stunted plant growth and dark green leaves.
Does this product contain nitrates?
No, this product is completely nitrate-free.
Troubleshooting
Plants are still not growing well
Ensure that other macro nutrients like nitrogen and potassium are also being dosed, and verify that lighting and CO2 levels are adequate.
Algae growth has increased
Stop or reduce the dosage of phosphorus immediately and perform a partial water change to lower existing phosphate levels.
Pros and Cons
Pros
- Does not introduce unwanted nitrates into the aquarium system
- Highly effective for correcting stunted growth in aquatic plants
- Safe for use in tanks containing shrimp and snails
- Allows for independent dosing of macro nutrients
Cons
- Requires regular water testing to ensure appropriate phosphate levels
- Must be used with other supplements for a complete nutrient profile
- Overdosing can potentially lead to algae issues if not monitored
Setup, Compatibility & Care
For initial setup, start with the recommended dose of 2.5ml per 80 liters of aquarium water once or twice a week. It is highly recommended to use this product in conjunction with a quality test kit to monitor phosphate levels, especially when first establishing your dosing schedule. Store the bottle in a cool, dark place away from direct sunlight to maintain chemical stability. Always keep the cap tightly sealed after use and store out of reach of children or pets. When dosing, ensure the supplement is added to an area with good water circulation to promote even distribution throughout the tank.