- Model No: STK008
- Soil pH, N, P, K Test Kit
- Approximately 80 tests (20 tests of each nutrient)
- Liquid and powder formula for effective quick testing of pH, Phosphorous, Nitrogen, and Potash.
- Approximately 80 tests (20 tests of each nutrient)
Test your soil for a healthy garden! To test the soil in garden beds where you will plant shrubs, perennials, vegetables, or fruit, dig down 10 cm with a trowel and take a small sample at that level. For lawns, annuals, and houseplants, take a sample 5 – 8 cm below the soil surface. Easy system to prepare your soil samples. Compare your test results for pH, N (Nitrogen), P (Phosphorus), and K (Potassium) individually with the included color reading chart. In total 4X 20 tests. English manual and pH preference list included. Click for More Information
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