The Easiest Way To Test pH!
All you do is put a sample of soil into the comparator, add powder from the capsule, add water, shake and watch the color develop. Then, note your test results. Fast, easy and it only takes a few minutes!
Included in the kit are: Color comparator, 10 pH test capsules, complete instructions for adjusting soil pH and pH preference list for over 450 plants for the home, yard and garden.
10 tests for pH, patented comparator test system