Plumstone SoilStick pH Test Kit Use soilstick to test your soil's ph easily and effectively Innovative scoop design measures out the perfect amount of soil each time, resulting in more accurate results A ph color chart matches plants with the right ph in one easy step Includes 1 reusable SoilStick, 8 starter tablets, a plant chart which lists common plants and their pH requirements, and an amendment chart, which outlines easy-to-follow directions for amending your soil