you know if it is cycled based on the NH4, NO2, and NO3 readings.
If you have 0 NH4 and NO2, and have a reading of NO3, then it is cycled. 8 months it is cycled as long as you havent changed out the filter and scrubed down the glass all at once at some point recently.
The cloudiness could be other things.
450g Planted Discus Tank - Work in Process!