Seachem Flourish Potassium Size:8.5oz Singly or in pairs

Singly or in pairs

dramatic impact

A floating ring keeps it skimming the exact surface level even as water evaporates

and visually stunning

Seachem Flourish Potassium Size:8.5oz Singly or in pairsSeachem Flourish Potassium Seachem Flourish Potassium supplies potassium (as potassium sulfate), one of the three major macronutrients (the "K" in NPK) and one of the most commonly depleted in a planted tank. Many comprehensive supplements including Flourish itself don't carry enough potassium for a moderately to heavily planted tank, which is why a dedicated potassium bottle is so often the missing piece. Where It Fits: Reach for Flourish Potassium