Hi all . My ph is very low 5.0 in a 190 l set up with light stocking ,probably 20 % planted in gravel . Gh and kh 5 drops to turn gh the correct colour and kh was 6 drops . Stock are cardinals ,black Neons corys ( breeding) nothing new and no chemicals apart from tap safe . Tank has been running for 2 years in its current form .
Thanks .glenn
Thanks .glenn