water test betta

I have done a water test using a test strip. These are my results, I am just wondering if these are normal and if not what is the best approach to fix this problem. GH= 30 KH= 120 pH= 6.0 NO2= 0.5 NO3=20 In my tanks I have one Betta and 1 tall plant and one marimo moss ball, aquarium...