Soil PH Tests
Rapitest Soil Test Kit - pH, N, P, K Model 1601: J
This kit enables you to test all four levels of pH, Nitrogen, Phosphorus and Potash.
Merchant: Kalyx
Rapitest(r) Soil Tester - 10 Kits (1609cs)
Rapitest(r) Soil Tester - 10 Kits (1609cs)
Merchant: Ace Hardware
Rapitest pH Soil Tester Model 1612: J
Kit includes: color comparator, 10 pH test capsules, complete instructions for adjusting soil pH and pH preferences list for over 450 plants for the home, yard and garden.
Merchant: Kalyx