Rapitest pH Soil Tester, 1 Color Comparator For pH, Includes 10 pH Test Capsules & Complete Instructions For Adjusting Soil pH & A pH Preference List For Over 450 Plants.
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.
