phosphate

I have been reading contradicting information on the internet regarding phosphate levels. Majority says keep under 1.0 for a planted tank. Others say keep under 5.0 for a planted tank. I have a low tech tank. Should phosphate be under 1.0 or 5.0?

I've been in the hobby for many years and have kept numerous tanks, but I started to get interested in maximizing plant growth and obtaining better algae control about a year ago. I assume many people followed a similar path as I did and started with Flourish and occasional root tabs before...

hi all, I have a question for you, if you have this king of experience here is the situation : I'm starting a new Tank with Eleocharis sp mini (10 boxes) in 129L (33G) I'm adding CO2, enough light (Led dennerle tropica 48w during 7h) and I'm adding dry fertilizer and I have an issue with...