Potassium supplement for the planted aquarium
Highly concentrated (50,000 mg/L)
Does not contain phosphate or nitrate making it ideal for use with Flourish Nitrogen and Flourish Phosphorus

Phosphorus supplement for the planted aquarium
A safe 4500 mg/L solution of potassium phosphate
Takes the guesswork out of phosphate dosing

Phosphorus supplement for the planted aquarium
A safe 4500 mg/L solution of potassium phosphate
Takes the guesswork out of phosphate dosing

Nitrogen supplement for the planted aquarium
15,000 mg/L blend of nitrogen sources
Provides nitrogen in both the nitrate form and the ammonium form.

Nitrogen supplement for the planted aquarium
15,000 mg/L blend of nitrogen sources
Provides nitrogen in both the nitrate form and the ammonium form.

Bioavailable organic carbon source for the planted aquarium
Use as an alternative to CO2 injection or in addition to it
Introduces photosynthetic intermediates

Bioavailable organic carbon source for the planted aquarium
Use as an alternative to CO2 injection or in addition to it
Introduces photosynthetic intermediates

Highly concentrated (10,000 mg/L) iron source for the planted aquarium
Ferrous gluconate iron
Ferrous gluconate is better suited to foliar feeding than iron-EDTA

Comprehensive supplement for the planted aquarium
Provides micro elements, trace elements and other nutrients
Does not contain significant levels of nitrogen or phosphorus

Perfect pack for aquarists looking to supplement macro nutrients
Contains 100 mL bottles of Flourish Nitrogen™, Flourish Phosphorus™, Flourish Potassium™
NPK all in one package

Perfect starter pack for beginners
Contains 100 mL bottles of Flourish®, Flourish Iron™, and Flourish Excel™
Broad spectrum, iron, and carbon