It’s vital to know the existing pH, Nitrogen (N), Phosphorous (P) and Potash (K) levels in garden soil. The rapitest Soil Tester continues to be a great value for home soil testing. The kit includes all components needed to for (10) tests: (4) each for pH, (2) each for Nitrogen, Phosphorus and Potas...

Rapitest Soil Tester includes test equipment and reagents to perform ten (10) soil tests: four (4) for soil pH and two (2) each for Nitrogen, Phosphorus and Potash. The tests are performed within the 5 color coded test tubes with the results determined by comparing the colorimetric results to the in...