Rapitest Soil Test Kit by Luster Leaf - Model 1601

Balncing your soil is necessary for healthy plant growth.  The Rapitest soil test kit lets you information you need for your plants to grow their best.  This complete soil test kit includes instructions on how to test and adjust pH as well testing for levels of Nitrogen, Phosphorous, and Potassium (NPK). For the beginner or expert, a table is included with fertilization and pH guidelines for over 450 plants in home or outdoors. No matter where you garden in soil, the Rapitest soil test kit will be an ivaluable tool.

40 tests: 10 each for pH, nitrogen, phosphorus and potash. Patented color comparator system.