The most important step when planting food plots is to complete a soil test on the area you wish to plant. This is a very accurate, instant, and do-it-yourself kit that lets you test the pH in four different plots and will immediately tell you how much lime to spread to raise the pH to desired levels. Features: - The first and most important step in planting food plots. - No need to send in soil samples and wait weeks for results. - Each kit will perform 4 separate pH tests.