Colombo Flora Ferro 250ml

The test kit and the liquid are a perfect pair—I check the iron level weekly and dose exactly what the plants need. They’ve gone from washed-out to deep green in about ten days, and the 250ml bottle still has plenty left for my 20-gallon tank.

My plants were looking pale, but after a week with this iron supplement the new growth is a deep, healthy green. I really appreciate being able to test the iron level with the separate test kit to dial in the dosage exactly.

After just a few days of using this iron supplement, I noticed my crypts developing a much deeper green and new leaves shooting up. It's really convenient that you can measure the current iron level first and then dose precisely what's needed. My plants finally have that rich, healthy color I was ho