estimative index

The Estimate Index (EI) system of aquarium fertilisation for aquarium plants is a complex and often misunderstood system. Because of this it is often found not to work for people and/or is given up on as a fertiliser. I avoided using it because of the complexity and the amount of varying...

Hi all,   Have a few questions to ask regarding ferts etc. etc.   As people who have read my posts before will know, i'm in the middle of a plant-in cycle, 70L tank.. looking to create a fairly heavily planted community aquarium. Lights are LEDs equivalent to 6 w/L and are on 7/8 hours daily.  ...