Well water is the far right strip, say 6.9 pH, the middle color patch on each strip is the indicator. Yellow is acidic, blue is alkaline. The two strips on the left are the dirt, soil.
I have large numbers of small hive beetles and must constantly monitor, which in some cases means leave alone the hive, don?t open.,,, sometimes.
Soil in my apiary is below 6.0 pH, the two strips left. My soil in the apiary, N. Arkansas is very acidic.
Van