I am trying to pair Ghazanfar Ghori's Macro mix with whats available at GLA. I can match up the ingredients for all of Solution B, but I am not sure about 5Ca(NO3)2.NH4NO3.10H2O in Solution A. The calcium nitrate is there Ca(NO3) and NH4NO3 the internet tells me is ammonium nitrate, and H20 is water...

The subject header says it all. Need to do a deep dive into fertilizers. Any thoughts on best reference sources and places to buy. I am interested in also figuring out how to keep costs manageable. Thanks.

By way of update, it took me months of thinking about it (including reading and re-reading all the comments here), but went with the GLA setup, getting most of what I needed from them. Um, it cost a lot of $$. Hopefully, this will be the only C02 equipment purchase I ever make. Does anyone have sugg...

Great. This is very helpful, so it seems my list was pretty comprehensive. I had read other threads on GLA regulators and am wondering if I can afford the investment. Says it last a lifetime, but currently leaning toward recommended GLA GRO-1 CO2 Regulator. Can someone explain the purpose of the sur...

Hi. I attended the GWAPA June meeting and took notes on what's needed for a complete C02 system, but missed some things. I am wondering if anyone might be kind enough to review and fix/add to the following. .Two stage regulator (best brands?) .Needle valve .Bubble counter .Timer .C02 indicator / dro...