After months of on & off taking care my tank, now it looks better. In between has problems arisen, such as lack of Ferrum(iron), Calcium...

Tested the JBL Ferropol fertilizer to find out how much Iron in it. The result as seen in the photo, the test value is over 1.0ppm(mg/l). Te...

After failing to keep the Ludwigia in my tank, there are many questions floating in my mind. Did alot of searching on internet to know how t...