Just thought it would be fun for everyone to list down their biggest mistakes so that we can learn and avoid them. Let me start off.
1) Leaving detritus to accumulate in my bare bottom cheato fuge, thinking the critters and cheato will manage it. Few weeks later nitrates were at 40 and phosphates were at 2!
2)
1) Leaving detritus to accumulate in my bare bottom cheato fuge, thinking the critters and cheato will manage it. Few weeks later nitrates were at 40 and phosphates were at 2!
2)