1. Crazy_Walrus

    How do plants prefer their nitrogen?

    Do plants prefare amonia, nitraten nitrite or pure nitrogen? EG would the plants benifit more if I used a filter media that turnes nitrates into pure nitrogen that can eb consumed or gassed off?
  2. O

    Urgent help with my plants!

    Hello guys! All my plants seems to have nitrogen defficiency but my api test show nitrates at 40 ppm - 80 ppm if i dont make water change. i have 6 hour of ligth. High ligth with a twinstar 600EA. Co2 is on 2 hours before ligths and turn off at same time of ligth, always hitting a dark green...
  3. Hanuman

    Water changes after initial setup of planted tank

    Hello everyone, I would like to have an explanation with some degree of details, explaining the necessity of regular water changes (say 2/3/4 or more times a week) during the initial few weeks after setup. I understand that the overall idea of water changes is to get rid of the organics in the...
  4. The Scaper’s Scene

    Nitrogen cycle discussion

    Just want to share some information about nitrogen cycle. Hopefully this picture will help someone... I would like to know your experience with it, after what time you are adding livestock to your tanks?
  5. Kezzab

    Potassium nitrate vs nitrogen

    Hi, I'm 100% not a chemist, so go easy. There is a persistent cyano problem in my 220ish ltr sumped tank: It's not overwhelming but it's not nice. I want to address the root cause. Having read here that low nitrate can be an issue, i...
  6. Jun Xhu

    Nitrogen deficiency

    nitrogen deficiency, what should I do to increase the availability of nitrogen? Even phosphate began to disappear, there is little sign of GSA, for now I just add fertilizer tablets, does nitrogen deficiency also inhibits bacterial growth? I also use macro liquid fertilizer, but not seen any...