Seachem Flourish Potassium

My Amazon swords were looking pale and tired, but after a couple weeks using this potassium supplement the new leaves are a much deeper green. It dissolved cleanly into the water without any cloudiness.

The 50,000 mg/L concentration is no joke—my crypts have perked up noticeably within a week of dosing. It's a straightforward liquid that dissolves cleanly with no cloudiness, and a bottle lasts forever for a small tank. Just wish the cap didn't drip so much when pouring, but that's a minor gripe for

My Amazon swords were showing signs of potassium deficiency, with yellowing leaves despite my regular dosing. After just two weeks with this concentrated solution, the new growth is deep green and the older leaves are recovering nicely. It's a great value for the price per dose.