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Seachem Laboratories Flourish - 250mL

Seachem Laboratories Flourish - 250mL


Item #: SC5273

In Stock

Seachem Flourish™ is a comprehensive plant supplement for the natural freshwater aquarium. It contains a rich assortment of important micro elements, trace elements and other nutrients. These include calcium, magnesium, iron and other important elements that have been shown to be beneficial to aquatic plants.

For macro element (NPK) fertilization, use Flourish Nitrogen™, Flourish Phosphorus™ or Flourish Potassium™ as needed.

A 250 mL bottle treats up to 12,500 gallons.

Use 1 capful (5 mL) for each 250 L (60 US gallons) once or twice a week. For smaller doses, please note that each cap thread is approximately 1 mL. Refrigeration is recommended 3 months after opening.

Guaranteed Analysis:

  • Total Nitrogen: 0.07%
  • Available Phosphate (P2O5): 0.01%
  • Calcium (Ca): 0.14%
  • Magnesium (Mg): 0.11%
  • Sulfur (S): 0.2773%
  • Boron (B): 0.009%
  • Chlorine (Cl): 1.15%
  • Cobalt (Co): 0.0004%
  • Copper (Cu): 0.0001%
  • Iron (Fe): 0.32%
  • Manganese (Mn): 0.0118%
  • Molybdenum (Mo): 0.0009%
  • Sodium (Na): 0.13%
  • Zinc (Zn)

Manufacturer information

Seachem Laboratories, Inc. was established in 1980 by Dr. Leo G. Morin. Seachem moved into a state of the art 110,000 square foot facility in Madison, Georgia marking their 25th anniversary in the industry in 2005. This facility includes production and research laboratories, manufacturing, inventory, shipping, and office space.

5 Stars


Reviewed on
February 09, 2017

Yes, I would recommend this.

Solid Product

Very good product. Has a little of virtually everything needed including macro, micro and some trace elements. Works well for my low tech tank.

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brian mack

Reviewed on
August 03, 2013

Yes, I would recommend this.


Works like it should my plants are healthy

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tim dowling

Reviewed on
January 29, 2012

Yes, I would recommend this.

flourish comprehensive

I have used this for over 3 years in my 15gal. low teck aquarium with great results. All my plants are growing and healthy with no end in sight.

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