Rapitest, Soil Test Kit, Water Extraction Process, Capsule System, Unique Color Comparators, 4 Individual Color Comparators For PH, N, P, K, & Includes Instructions, Blister Pack.
Innovative and inexpensive soil test kit features an easy-to-use capsule system
Also has a chart of pH and NPK levels for more than 100 plants
Simple, fast, and accurate results; no experience required to perform tests
Includes complete instructions for adjusting soil conditions
