Recent content by defdac

Oh and thanks for the nice words about my scapes. I thrive on such response, it really makes my day =)

It seems the PO4-overdosing causing curly leaves (calcium deficiency symptoms) was actually NO3-overdosing, and it only seems to affect tanks with really low KH - even if you have really high calcium content (GH). Bluesboy.se have seen this also and kekon on plantedtank.net. Actually it was...

I forgot to mention. There was a really super easy way to circumvent the precipitation/denaturing of the chelates: Dose the next day after the wc when CO2 and circulation have worked it down to around 6.5...

This is how the PMDD-toxicated filter media looks like. As you can see it's not the usual brownish color. It's really deep rust red. Inside the orange bucket you can see the acid-treated Ehifimech/substrate and Biomax - their normal white color:

You guys in the UK seems to have gotten to the point of EI-revolution I was in about six years ago. I have since then learnt a few tricks because EI makes experimentation with rather exakt levels so easy. I use PMDD, so I use NO3 and PO4. The plants need them and six years ago I could easy see...