Quick, at home results for Soil pH, Nitrogen, Phosphorous and Potash. Features an easy-to-use capsule system and patented color comparators
Contains all components needed for 40 tests. 10 for each of pH, N, P and K.
Contains all components needed to test all variables in several spots in the yard or garden.
Simple, detailed instructions included. Great for beginners and experienced gardeners alike.
Soil pH preference list for over 450 plants included.