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Seachem Flourish Phosphorus 2L for Planted Aquariums

(3 customer reviews)

Original price was: $142.65.Current price is: $94.23.

Provides 4,500 mg/L phosphate to support plant growth and prevent yellowing in aquariums.

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Seachem Flourish Phosphorus 2L

Seachem Flourish Phosphorus is a concentrated phosphorus supplement specifically designed for planted aquariums. It provides a source of phosphate (PO₄³⁻), which is a critical macronutrient for aquatic plants. Phosphorus is often a limiting factor in plant growth, especially in tanks with a heavy plant load and minimal fish.

Key Features

  • Phosphorus concentration: Contains 4,500 mg/L of phosphate in a form that is easily accessible for plants.
  • Role: Supports the development of plant leaves and roots by preventing phosphorus deficiency, which can cause stunted growth and yellowing of leaves.
  • Dosage: One capful (5 mL) for every 300 liters will raise phosphate by 0.05 mg/L. Adjust according to tank conditions and plant needs.
Specification Value
Volume 2L
Phosphate Content 4,500 mg/L
Form Concentrated liquid
Recommended Use Planted aquariums

FAQ

What is the recommended dosage for Seachem Flourish Phosphorus?

One capful (5 mL) for every 300 liters will raise phosphate by 0.05 mg/L. Adjust based on your tank’s plant load and current phosphate levels.

Can Seachem Flourish Phosphorus be used in fish-only tanks?

No, it is specifically formulated for planted aquariums. Use in fish-only tanks may lead to excess phosphate, which can promote algae growth.

How long does a 2L bottle last in a typical planted tank?

The duration depends on tank size and plant density. In a 100-liter tank with moderate plant growth, one 2L bottle may last several months with proper dosing.

3 reviews for Seachem Flourish Phosphorus 2L for Planted Aquariums

  1. Julian Oliver –

    I’ve used this phosphorus supplement for three months in my 120-liter planted tank. My plants have grown much more vigorously, especially the stem plants and leaves. The color has improved noticeably. I adjusted the dosage based on test results and now my phosphate levels are stable.

  2. Stephen Davies –

    It works well for maintaining plant health. I noticed less yellowing in my anubias and java ferns after adding it regularly. I mix it with the substrate water and add it weekly. The liquid is easy to handle and the dosage is clear.

  3. Rachel Piper –

    After switching from a generic phosphate product, my tank’s plant growth has improved significantly. The leaves are fuller and greener. I measure phosphate levels every two weeks and adjust accordingly. Very effective for preventing deficiency.

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